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           [Tracheobionta]
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      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
                    Caryophyllales
                            <b>Cactaceae</b>
                                     <i>Acanthocalycium</i>
                                             <i>Acanthocalycium aurantiacum</i>
                                             <i>Acanthocalycium ferrarii</i>
                                             <i>Acanthocalycium glaucum</i>
                                             <i>Acanthocalycium klimpelianum</i>
                                             <i>Acanthocalycium spiniflorum</i>
                                             <i>Acanthocalycium thionanthum</i>
                                             <i>Acanthocalycium variiflorum</i>
                                     <i>Acanthocereus</i>
                                             <i>Acanthocereus atropurpureus</i>
                                             <i>Acanthocereus castellae</i>
                                             <i>Acanthocereus chiapensis</i>
                                             <i>Acanthocereus columbianus</i>
                                             <i>Acanthocereus cuixmalensis</i>
                                             <i>Acanthocereus horridus</i>
                                             <i>Acanthocereus maculatus</i>
                                             <i>Acanthocereus oaxacensis</i>
                                             <i>Acanthocereus occidentalis</i>
                                             <i>Acanthocereus paradoxus</i>
                                             <i>Acanthocereus pentagonus</i>
                                             <i>Acanthocereus subinermis</i>
                                             <i>Acanthocereus tepalcatepecanus</i>
                                             <i>Acanthocereus tetragonus</i>
                                                   [Acanthocereus baxaniensis]
                                                   [Acanthocereus colombianus]
                                                   [Acanthocereus floridanus]
                                                   [Acanthocereus griseus]
                                                   [Acanthocereus pitajaya]
                                                   [Cactus pentagonus]
                                                   [Cactus tetragonus]
                                                   [Cereus baxaniensis]
                                                   [Cereus pentagonus]
                                                   [Cereus validus]
                                             <i>Acanthocereus undulosus</i>
                                     <i>Acanthorhipsalis</i>
                                     <i>Acharagma</i>
                                             <i>Acharagma aguirreanum</i>
                                                   [Escobaria aguirreana]
                                                   [Gymnocactus aguirreanus]
                                                   [Thelocactus aguirreanus]
                                             <i>Acharagma roseana</i>
                                             <i>Acharagma roseanum</i>
                                                   [Echinocactus roseanus]
                                                   [Gymnocactus roseanus]
                                                   [Thelocactus roseanus]
                                               <i>Acharagma roseanum subsp. galeanense</i>
                                               <i>Acharagma roseanum subsp. roseanum</i>
                                                     [Coryphantha roseana]
                                     <i>Airampoa</i>
                                             <i>Airampoa albisaetacens</i>
                                                   [Opuntia armata]
                                     <i>Ancistrocactus</i>
                                             <i>Ancistrocactus brevihamatus</i>
                                               <i>Ancistrocactus brevihamatus var. brevihamatus</i>
                                               <i>Ancistrocactus brevihamatus var. pallidus</i>
                                             <i>Ancistrocactus pinkavanus</i>
                                             <i>Ancistrocactus scheeri</i>
                                             <i>Ancistrocactus tobuschii</i>
                                     <i>Aporocactus</i>
                                             <i>Aporocactus flagelliformis</i>
                                     <i>Ariocarpus</i>
                                             <i>Ariocarpus agavoides</i>
                                             <i>Ariocarpus bravoanus</i>
                                               <i>Ariocarpus bravoanus subsp. bravoanus</i>
                                               <i>Ariocarpus bravoanus subsp. hintonii</i>
                                             <i>Ariocarpus fissuratus</i>
                                                   [Mammillaria fissurata]
                                               <i>Ariocarpus fissuratus subsp. fissuratus</i>
                                                     [Ariocarpus lloydii]
                                               <i>Ariocarpus fissuratus subsp. lloydii</i>
                                                     [Ariocarpus fissuratus var. lloydii]
                                               <i>Ariocarpus fissuratus var. fissuratus</i>
                                               <i>Ariocarpus fissuratus var. hintonii</i>
                                             <i>Ariocarpus kotschoubeyanus</i>
                                                   [Ariocarpus kotschoubeyanus subsp. macdowellii]
                                             <i>Ariocarpus retusus</i>
                                                   [Ariocarpus elongatus]
                                                   [Ariocarpus retusus var. retusus]
                                                   [Mammillaria furfuracea]
                                               <i>Ariocarpus retusus subsp. retusus</i>
                                               <i>Ariocarpus retusus subsp. trigonus</i>
                                             <i>Ariocarpus scaphirostris</i>
                                                   [Ariocarpus scapharostris]
                                                   [Ariocarpus scapharostrus]
                                             <i>Ariocarpus trigonus</i>
                                     <i>Armatocereus</i>
                                             <i>Armatocereus arduus</i>
                                             <i>Armatocereus cartwrightianus</i>
                                                   [Lemaireocereus cartwrightianus]
                                             <i>Armatocereus godingianus</i>
                                               <i>Armatocereus godingianus subsp. brevispinus</i>
                                                     [Armatocereus brevispinus]
                                               <i>Armatocereus godingianus subsp. godingianus</i>
                                                     [Lemaireocereus godingianus]
                                             <i>Armatocereus laetus</i>
                                                   [Armatocereus oligogonus]
                                                   [Lemaireocereus laetus]
                                             <i>Armatocereus mataranus</i>
                                               <i>Armatocereus mataranus subsp. ancashensis</i>
                                               <i>Armatocereus mataranus subsp. mataranus</i>
                                             <i>Armatocereus matucanensis</i>
                                                   [Armatocereus arboreus]
                                                   [Armatocereus churinensis]
                                                   [Armatocereus mataranus var. ancashensis]
                                             <i>Armatocereus procerus</i>
                                             <i>Armatocereus rauhii</i>
                                                   [Armatocereus rupicola]
                                               <i>Armatocereus rauhii subsp. balsasensis</i>
                                               <i>Armatocereus rauhii subsp. rauhii</i>
                                             <i>Armatocereus riomajensis</i>
                                     <i>Arrojadoa</i>
                                             <i>Arrojadoa bahiensis</i>
                                             <i>Arrojadoa dinae</i>
                                                   [Arrojadoa beateae]
                                                   [Arrojadoa dinae subsp. dinae]
                                                   [Arrojadoa dinae subsp. nana]
                                                   [Arrojadoa dinae var. nana]
                                                   [Arrojadoa multiflora]
                                             <i>Arrojadoa eriocaulis</i>
                                                   [Arrojadoa dinae subsp. eriocaulis]
                                                   [Arrojadoa eriocaulis subsp. albicoronata]
                                                   [Arrojadoa multiflora subsp. hofackeriana]
                                             <i>Arrojadoa marylaniae</i>
                                             <i>Arrojadoa penicillata</i>
                                                   [Cereus penicillatus]
                                             <i>Arrojadoa rhodantha</i>
                                                   [Arrojadoa aureispina var. anguinea]
                                                   [Arrojadoa aureispina var. guanambensis]
                                                   [Arrojadoa aureispina]
                                                   [Arrojadoa canudosensis]
                                                   [Arrojadoa horstiana]
                                                   [Arrojadoa rhodantha subsp. aureispina]
                                                   [Arrojadoa rhodantha subsp. canudosensis]
                                                   [Arrojadoa rhodantha subsp. reflexa]
                                                   [Arrojadoa rhodantha var. theunisseniana]
                                             <i>Arrojadoa x albiflora</i>
                                     <i>Arthrocereus</i>
                                             <i>Arthrocereus glaziovii</i>
                                                   [Arthrocereus campos-portoi]
                                                   [Arthrocereus damazioi]
                                                   [Arthrocereus densiaculeatus]
                                                   [Arthrocereus itabiriticola]
                                                   [Leocereus glaziovii]
                                             <i>Arthrocereus melanurus</i>
                                                   [Leocereus melanurus]
                                               <i>Arthrocereus melanurus subsp. magnus</i>
                                               <i>Arthrocereus melanurus subsp. melanurus</i>
                                               <i>Arthrocereus melanurus subsp. odorus</i>
                                             <i>Arthrocereus odorus</i>
                                             <i>Arthrocereus rondonianus</i>
                                             <i>Arthrocereus spinosissimus</i>
                                     <i>Astrophytum</i>
                                             <i>Astrophytum asterias</i>
                                                   [Echinocactus asterias]
                                             <i>Astrophytum capricorne</i>
                                                   [Astrophytum capricorne var. crassispinum]
                                                   [Astrophytum senile]
                                                   [Echinocactus capricornis]
                                             <i>Astrophytum caput-medusae</i>
                                             <i>Astrophytum myriostigma</i>
                                                   [Astrophytum coahuilense]
                                                   [Astrophytum columnare]
                                                   [Astrophytum myriostigma var. potosinum]
                                                   [Astrophytum myriostigma var. tulense]
                                                   [Astrophytum tulense]
                                               <i>Astrophytum myriostigma var. coahuilense</i>
                                               <i>Astrophytum myriostigma var. myriostigma</i>
                                             <i>Astrophytum ornatum</i>
                                                   [Echinocactus ornatus]
                                     <i>Austrocactus</i>
                                           [Austrocactus coxii]
                                             <i>Austrocactus bertinii</i>
                                                   [Austrocactus dusenii]
                                                   [Austrocactus gracilis]
                                                   [Austrocactus hibernus]
                                                   [Austrocactus patagonicus]
                                             <i>Austrocactus philippii</i>
                                                   [Erdisia philippii]
                                             <i>Austrocactus spiniflorus</i>
                                                   [Corryocactus spiniflorus]
                                                   [Erdisia spiniflora]
                                                   [Opuntia spiniflora]
                                     <i>Austrocylindropuntia</i>
                                             <i>Austrocylindropuntia cylindrica</i>
                                                   [Austrocylindropuntia intermedia]
                                                   [Cactus cylindricus]
                                                   [Cylindropuntia intermedia]
                                                   [Opuntia bradleyi]
                                             <i>Austrocylindropuntia floccosa</i>
                                                   [Austrocylindropuntia hirschii]
                                                   [Austrocylindropuntia lauliacoana]
                                                   [Austrocylindropuntia machacana]
                                                   [Austrocylindropuntia punta-caillan]
                                                   [Austrocylindropuntia tephrocactoides]
                                                   [Austrocylindropuntia yanganucensis]
                                                   [Opuntia blancii]
                                                   [Opuntia crispicrinita]
                                                   [Opuntia cylindrolanata]
                                                   [Opuntia floccosa]
                                                   [Opuntia hirschii]
                                                   [Opuntia pseudoudonis]
                                                   [Opuntia punta-caillan]
                                                   [Opuntia rauhii]
                                                   [Opuntia tephrocactoides]
                                                   [Opuntia udonis]
                                                   [Opuntia verticosa]
                                                   [Opuntia yanganucensis]
                                                   [Tephrocactus atroviridis]
                                                   [Tephrocactus blancii]
                                                   [Tephrocactus crispicrinitus]
                                                   [Tephrocactus cylindrolanatus]
                                                   [Tephrocactus floccosus]
                                                   [Tephrocactus hirschii]
                                                   [Tephrocactus pseudoudonis]
                                                   [Tephrocactus punta-caillan]
                                                   [Tephrocactus rauhii]
                                                   [Tephrocactus udonis]
                                                   [Tephrocactus verticosus]
                                                   [Tephrocactus yanganucensis]
                                             <i>Austrocylindropuntia lagopus</i>
                                                   [Austrocylindropuntia malyana]
                                                   [Opuntia lagopus]
                                                   [Tephrocactus lagopus]
                                                   [Tephrocactus malyanus]
                                             <i>Austrocylindropuntia miquelii</i>
                                                   [Opuntia miquelii]
                                             <i>Austrocylindropuntia pachypus</i>
                                                   [Opuntia pachypus]
                                             <i>Austrocylindropuntia shaferi</i>
                                                   [Austrocylindropuntia humahuacana]
                                                   [Austrocylindropuntia steiniana]
                                                   [Austrocylindropuntia weingartiana]
                                                   [Cylindropuntia humahuacana]
                                                   [Cylindropuntia weingartiana]
                                                   [Opuntia shaferi]
                                             <i>Austrocylindropuntia subulata</i>
                                                   [Pereskia subulata]
                                               <i>Austrocylindropuntia subulata subsp. exaltata</i>
                                                     [Austrocylindropuntia exaltata]
                                                     [Opuntia exaltata]
                                                     [Opuntia subulata var. exaltata]
                                               <i>Austrocylindropuntia subulata subsp. subulata</i>
                                             <i>Austrocylindropuntia verschaffeltii</i>
                                                   [Austrocylindropuntia haematacantha]
                                                   [Austrocylindropuntia inarmata]
                                                   [Cylindropuntia haematacantha]
                                                   [Opuntia posnanskyana]
                                                   [Opuntia steiniana]
                                                   [Opuntia verschaffeltii]
                                             <i>Austrocylindropuntia vestita</i>
                                                   [Austrocylindropuntia chuquisacana]
                                                   [Austrocylindropuntia teres]
                                                   [Cylindropuntia teres]
                                                   [Opuntia chuquisacana]
                                                   [Opuntia heteromorpha]
                                                   [Opuntia vestita]
                                                   [Tephrocactus heteromorphus]
                                     <i>Aylostera</i>
                                     <i>Aztekium</i>
                                             <i>Aztekium hintonii</i>
                                             <i>Aztekium ritteri</i>
                                                   [Echinocactus ritteri]
                                     <i>Backebergia</i>
                                             <i>Backebergia militaris</i>
                                                   [Pachycereus chrysomallus]
                                     <i>Bartschella</i>
                                     <i>Bergerocactus</i>
                                             <i>Bergerocactus emoryi</i>
                                                   [Bergerocereus emoryi]
                                                   [Cereus emoryi]
                                                   [Echinocereus emoryi]
                                     <i>Bergerocereus</i>
                                     <i>Blossfeldia</i>
                                             <i>Blossfeldia liliputana</i>
                                                   [Blossfeldia liliputana var. atroviridis]
                                                   [Blossfeldia liliputana var. campaniflora]
                                                   [Blossfeldia liliputana var. fechseri]
                                                   [Blossfeldia minima]
                                                   [Blossfeldia pedicellata]
                                                   [Parodia liliputana]
                                     <i>Bolivicereus</i>
                                     <i>Bonifazia</i>
                                     <i>Borzicactus</i>
                                             <i>Borzicactus aurantiacus</i>
                                             <i>Borzicactus calvescens</i>
                                             <i>Borzicactus fruticosus</i>
                                     <i>Brachycereus</i>
                                             <i>Brachycereus nesioticus</i>
                                     <i>Brasilicereus</i>
                                             <i>Brasilicereus markgrafii</i>
                                             <i>Brasilicereus phaeacanthus</i>
                                                   [Brasilicereus breviflorus]
                                                   [Brasilicereus phaeacanthus subsp. breviflorus]
                                     <i>Brasiliopuntia</i>
                                             <i>Brasiliopuntia brasiliensis</i>
                                                   [Brasiliopuntia bahiensis]
                                                   [Brasiliopuntia neoargentina]
                                                   [Brasiliopuntia schulzii]
                                                   [Brasiliopuntia subacarpa]
                                                   [Cactus brasiliensis]
                                                   [Opuntia bahiensis]
                                                   [Opuntia brasiliensis subsp. bahiensis]
                                                   [Opuntia brasiliensis subsp. subacarpa]
                                                   [Opuntia neoargentina]
                                                   [Opuntia schulzii]
                                               <i>Brasiliopuntia brasiliensis subsp. brasiliensis</i>
                                                     [Opuntia argentina]
                                             <i>Brasiliopuntia schickendantzii</i>
                                     <i>Browningia</i>
                                             <i>Browningia altissima</i>
                                                   [Gymnanthocereus altissimus]
                                             <i>Browningia amstutziae</i>
                                             <i>Browningia caineana</i>
                                             <i>Browningia candelaris</i>
                                                   [Cereus candelaris]
                                               <i>Browningia candelaris subsp. candelaris</i>
                                               <i>Browningia candelaris subsp. icaensis</i>
                                                     [Browningia icaensis]
                                             <i>Browningia chlorocarpa</i>
                                                   [Cactus chlorocarpus]
                                             <i>Browningia columnaris</i>
                                             <i>Browningia hertlingiana</i>
                                                   [Browningia viridis]
                                             <i>Browningia microsperma</i>
                                                   [Browningia albiceps]
                                                   [Cereus microspermus]
                                             <i>Browningia pilleifera</i>
                                                   [Gymnanthocereus macracanthus]
                                                   [Gymnanthocereus pilleifer]
                                             <i>Browningia riosaniensis</i>
                              Cactoideae
                                     <i>Kadenicarpus</i>
                                             <i>Kadenicarpus horripilus</i>
                                                   [Neolloydia horripila]
                                             <i>Kadenicarpus pseudomacrochele</i>
                                     <i>Leucostele</i>
                                             <i>Leucostele chiloensis</i>
                                               <i>Leucostele chiloensis subsp. chiloensis</i>
                                                     [Cereus quisco]
                                     <i>Lymanbensonia</i>
                                             <i>Lymanbensonia crenata</i>
                                     <i>Marginatocereus</i>
                                             <i>Marginatocereus marginatus</i>
                                                   [Echinopsis gemmata]
                                                   [Lemaireocereus marginatus]
                                     <i>Soehrensia</i>
                                             <i>Soehrensia candicans</i>
                                                   [Echinocereus candicans]
                                                   [Trichocereus lamprochlorus]
                                     <i>Cactus</i>
                                             <i>Cactus goodridgii</i>
                                             <i>Cactus lasiacanthus</i>
                                               <i>Cactus lasiacanthus var. denudatus</i>
                                             <i>Cactus muehlenpfordtii</i>
                                                   [Mammillaria muehlenpfordtii]
                                             <i>Cactus opuntia</i>
                                             <i>Cactus pringlei</i>
                                             <i>Cactus radiosus</i>
                                             <i>Cactus recurvispinus</i>
                                                   [Mammillaria recurvispina]
                                     <i>Calymmanthium</i>
                                             <i>Calymmanthium substerile</i>
                                     <i>Carnegiea</i>
                                             <i>Carnegiea euphorbioides</i>
                                             <i>Carnegiea gigantea</i>
                                                   [Cereus giganteus]
                                     <i>Castellanosia</i>
                                             <i>Castellanosia caineana</i>
                                     <i>Cephalocereus</i>
                                             <i>Cephalocereus apicicephalium</i>
                                                   [Cephalocereus nizandensis]
                                                   [Cephalocereus totolapensis]
                                             <i>Cephalocereus columna-trajani</i>
                                                   [Cephalocereus hoppenstedtii]
                                                   [Pachycereus columna-trajani]
                                             <i>Cephalocereus deeringii</i>
                                             <i>Cephalocereus dybowskii</i>
                                             <i>Cephalocereus keyensis</i>
                                             <i>Cephalocereus mezcalaensis</i>
                                             <i>Cephalocereus nudus</i>
                                             <i>Cephalocereus phaeacanthus</i>
                                             <i>Cephalocereus purpusii</i>
                                             <i>Cephalocereus senilis</i>
                                                   [Pilocereus senilis]
                                             <i>Cephalocereus smithianus</i>
                                             <i>Cephalocereus zehnteri</i>
                                     <i>Cephalophorus</i>
                                             <i>Cephalophorus palmeri</i>
                                     <i>Cereus</i>
                                           [Cereus braunii]
                                           [Cereus pachyrrhizus]
                                             <i>Cereus Engelmannii</i>
                                             <i>Cereus acranthus</i>
                                             <i>Cereus aethiops</i>
                                                   [Cereus azureus]
                                                   [Piptanthocereus aethiops]
                                             <i>Cereus aggregatus</i>
                                             <i>Cereus albicaulis</i>
                                                   [Acanthocereus albicaulis]
                                                   [Monvillea albicaulis]
                                             <i>Cereus alticostatus</i>
                                             <i>Cereus amazonicus</i>
                                             <i>Cereus apoloensis</i>
                                             <i>Cereus argentinensis</i>
                                             <i>Cereus assurgens</i>
                                             <i>Cereus atacamensis</i>
                                             <i>Cereus ballivianii</i>
                                             <i>Cereus berlandieri</i>
                                             <i>Cereus bicolor</i>
                                             <i>Cereus blanckii</i>
                                             <i>Cereus blankii</i>
                                             <i>Cereus caespitosus</i>
                                             <i>Cereus campinensis</i>
                                             <i>Cereus chalybaeus</i>
                                             <i>Cereus childsii</i>
                                             <i>Cereus chiotilla</i>
                                             <i>Cereus chloranthus</i>
                                             <i>Cereus cinerascens</i>
                                             <i>Cereus coccineus</i>
                                             <i>Cereus cochal</i>
                                             <i>Cereus compressus</i>
                                             <i>Cereus coniflorus</i>
                                             <i>Cereus crassisepalus</i>
                                             <i>Cereus crenulatus</i>
                                             <i>Cereus dasyacanthus</i>
                                               <i>Cereus dasyacanthus var. minor</i>
                                               <i>Cereus dasyacanthus var. neomexicanus</i>
                                             <i>Cereus diffusus</i>
                                                   [Monvillea diffusa]
                                             <i>Cereus dubius</i>
                                             <i>Cereus eburneus</i>
                                             <i>Cereus edulis</i>
                                             <i>Cereus eriophorus</i>
                                               <i>Cereus eriophorus var. eriophorus</i>
                                               <i>Cereus eriophorus var. fragrans</i>
                                             <i>Cereus estevesii</i>
                                             <i>Cereus fendleri</i>
                                             <i>Cereus fernambucensis</i>
                                                   [Cereus neotetragonus]
                                                   [Cereus obtusus]
                                               <i>Cereus fernambucensis subsp. fernambucensis</i>
                                                     [Cereus tetragonus]
                                               <i>Cereus fernambucensis subsp. sericifer</i>
                                                     [Cereus sericifer]
                                                     [Piptanthocereus sericifer]
                                             <i>Cereus flagelliformis</i>
                                             <i>Cereus forbesii</i>
                                             <i>Cereus fricii</i>
                                                   [Cephalocereus russelianus]
                                                   [Cereus russelianus]
                                             <i>Cereus geometrizans</i>
                                             <i>Cereus glaziovii</i>
                                             <i>Cereus gracilis</i>
                                               <i>Cereus gracilis var. aboriginus</i>
                                               <i>Cereus gracilis var. simpsonii</i>
                                             <i>Cereus grantianus</i>
                                             <i>Cereus gummosus</i>
                                             <i>Cereus hankeanus</i>
                                                   [Cereus cochabambensis]
                                                   [Cereus comarapanus]
                                                   [Cereus huilunchu]
                                                   [Piptanthocereus comarapanus]
                                                   [Piptanthocereus huilunchu]
                                             <i>Cereus hexagonus</i>
                                                   [Cereus longiflorus]
                                                   [Cereus longifolius]
                                                   [Cereus perlucens]
                                             <i>Cereus hildmannianus</i>
                                                   [Cereus hildmannianus subsp. xanthocarpus]
                                                   [Cereus neonesioticus]
                                                   [Cereus nesioticus]
                                                   [Cereus uruguayanus]
                                                   [Cereus xanthocarpus]
                                                   [Piptanthocereus neonesioticus var. interior]
                                                   [Piptanthocereus neonesioticus]
                                                   [Piptanthocereus peruvianus]
                                                   [Piptanthocereus xanthocarpus]
                                                   [Stenocereus peruvianus]
                                               <i>Cereus hildmannianus subsp. hildmannianus</i>
                                                     [Cereus alacriportanus]
                                                     [Cereus peruvianus var. monstrosus]
                                               <i>Cereus hildmannianus subsp. uruguayanus</i>
                                                     [Piptanthocereus bageanus]
                                                     [Piptanthocereus uruguayanus]
                                             <i>Cereus horrispinus</i>
                                             <i>Cereus huotii</i>
                                             <i>Cereus hystrix</i>
                                             <i>Cereus insularis</i>
                                                   [Cereus ridleii]
                                                   [Monvillea insularis]
                                             <i>Cereus jamacaru</i>
                                               <i>Cereus jamacaru subsp. calcirupicola</i>
                                                     [Cereus calcirupicola subsp. cabralensis]
                                                     [Cereus calcirupicola subsp. cipoensis]
                                                     [Cereus calcirupicola var. cabralensis]
                                                     [Cereus calcirupicola var. cipoensis]
                                                     [Cereus calcirupicola]
                                                     [Piptanthocereus cabralensis]
                                                     [Piptanthocereus calcirupicola]
                                                     [Piptanthocereus cipoensis]
                                               <i>Cereus jamacaru subsp. jamacaru</i>
                                                     [Cereus goiasensis]
                                                     [Cereus jamacaru subsp. goiasensis]
                                                     [Piptanthocereus goiasensis]
                                             <i>Cereus kroenleinii</i>
                                                   [Cereus phatnospermus subsp. kroenleinii]
                                                   [Monvillea kroenleinii]
                                             <i>Cereus lamprospermus</i>
                                               <i>Cereus lamprospermus subsp. colosseus</i>
                                               <i>Cereus lamprospermus subsp. lamprospermus</i>
                                             <i>Cereus lanosus</i>
                                                   [Piptanthocereus lanosus]
                                             <i>Cereus lauterbachii</i>
                                             <i>Cereus litoralis</i>
                                             <i>Cereus maritimus</i>
                                             <i>Cereus markgrafii</i>
                                             <i>Cereus melanurus</i>
                                             <i>Cereus minensis</i>
                                             <i>Cereus mirabella</i>
                                                   [Monvillea minensis]
                                             <i>Cereus mojavensis</i>
                                             <i>Cereus mortensenii</i>
                                                   [Pilocereus mortensenii]
                                                   [Pilosocereus gruberi]
                                                   [Pilosocereus mortensenii]
                                             <i>Cereus munzii</i>
                                             <i>Cereus nashii</i>
                                                   [Harrisia nashii]
                                             <i>Cereus nudiflorus</i>
                                             <i>Cereus orcuttii</i>
                                             <i>Cereus pecten-aboriginum</i>
                                             <i>Cereus pectinatus</i>
                                             <i>Cereus pentalophus</i>
                                             <i>Cereus peruvianus</i>
                                                   [Cactus peruvianus]
                                             <i>Cereus phaeacanthus</i>
                                             <i>Cereus phatnospermus</i>
                                                   [Cereus adelmarii]
                                                   [Monvillea adelmarii]
                                                   [Monvillea phatnosperma]
                                             <i>Cereus phoeniceus</i>
                                               <i>Cereus phoeniceus var. pacificus</i>
                                             <i>Cereus pierre-braunianus</i>
                                             <i>Cereus polyacanthus</i>
                                             <i>Cereus portoricensis</i>
                                             <i>Cereus pringlei</i>
                                             <i>Cereus quadricostatus</i>
                                             <i>Cereus repandus</i>
                                                   [Cactus repandus]
                                                   [Cereus atroviridis]
                                                   [Cereus grenadensis]
                                                   [Cereus margaritensis]
                                             <i>Cereus robinii</i>
                                               <i>Cereus robinii var. deeringii</i>
                                               <i>Cereus robinii var. keyensis</i>
                                             <i>Cereus roetteri</i>
                                             <i>Cereus saddianus</i>
                                                   [Monvillea saddiana]
                                             <i>Cereus smithianus</i>
                                             <i>Cereus speciosissimus</i>
                                             <i>Cereus spegazzinii</i>
                                                   [Cereus anisitsii]
                                                   [Cereus haageanus]
                                                   [Monvillea ebenacantha]
                                                   [Monvillea haageana]
                                                   [Monvillea lindenzweigiana]
                                                   [Monvillea spegazzinii]
                                             <i>Cereus spinulosus</i>
                                             <i>Cereus stellatus</i>
                                             <i>Cereus stenogonus</i>
                                                   [Cereus dayamii]
                                                   [Cereus roseiflorus]
                                                   [Cereus tacuaralensis]
                                                   [Piptanthocereus dayamii]
                                                   [Piptanthocereus stenogonus]
                                             <i>Cereus stramineus</i>
                                             <i>Cereus strictus</i>
                                             <i>Cereus trigonodendron</i>
                                             <i>Cereus trigonus</i>
                                             <i>Cereus undatus</i>
                                             <i>Cereus undulosus</i>
                                             <i>Cereus vargasianus</i>
                                             <i>Cereus variabilis</i>
                                             <i>Cereus viridflorus</i>
                                             <i>Cereus viridiflorus</i>
                                               <i>Cereus viridiflorus var. cylindricus</i>
                                             <i>Cereus yunckeri</i>
                                     <i>Chamaecereus</i>
                                     <i>Chiapasia</i>
                                     <i>Cinnabarinea</i>
                                     <i>Cipocereus</i>
                                             <i>Cipocereus bradei</i>
                                             <i>Cipocereus crassisepalus</i>
                                             <i>Cipocereus laniflorus</i>
                                             <i>Cipocereus minensis</i>
                                               <i>Cipocereus minensis subsp. leiocarpus</i>
                                               <i>Cipocereus minensis subsp. minensis</i>
                                                     [Cipocereus minensis subsp. pleurocarpus]
                                             <i>Cipocereus pleurocarpus</i>
                                             <i>Cipocereus pusilliflorus</i>
                                     <i>Cleistocactus</i>
                                             <i>Cleistocactus acanthurus</i>
                                                   [Borzicactus acanthurus]
                                                   [Cereus acanthurus]
                                                   [Loxanthocereus acanthurus]
                                               <i>Cleistocactus acanthurus subsp. acanthurus</i>
                                                     [Cleistocactus erectispinus]
                                                     [Haageocereus paradoxus]
                                                     [Loxanthocereus bicolor]
                                                     [Loxanthocereus convergens]
                                                     [Loxanthocereus cullmannianus]
                                                     [Loxanthocereus eremiticus]
                                                     [Loxanthocereus erigens]
                                                     [Loxanthocereus eriotrichus]
                                                     [Loxanthocereus eulalianus]
                                                     [Loxanthocereus gracilispinus]
                                                     [Loxanthocereus keller-badensis]
                                                     [Loxanthocereus multifloccosus]
                                                     [Loxanthocereus neglectus var. chimbotensis]
                                                     [Loxanthocereus neglectus]
                                                     [Loxanthocereus pacaranensis]
                                               <i>Cleistocactus acanthurus subsp. faustianus</i>
                                                     [Borzicactus faustianus]
                                                     [Loxanthocereus faustianus]
                                               <i>Cleistocactus acanthurus subsp. pullatus</i>
                                                     [Loxanthocereus pullatus]
                                             <i>Cleistocactus ayopayanus</i>
                                             <i>Cleistocactus baumannii</i>
                                                   [Cereus baumannii]
                                               <i>Cleistocactus baumannii subsp. baumannii</i>
                                                     [Cleistocactus bruneispinus]
                                                     [Cleistocactus flavispinus]
                                               <i>Cleistocactus baumannii subsp. horstii</i>
                                                     [Cleistocactus horstii]
                                               <i>Cleistocactus baumannii subsp. santacruzensis</i>
                                                     [Cleistocactus anguinus]
                                                     [Cleistocactus baumannii subsp. anguinus]
                                                     [Cleistocactus baumannii subsp. chacoanus]
                                                     [Cleistocactus baumannii subsp. croceiflorus]
                                                     [Cleistocactus chacoanus]
                                                     [Cleistocactus croceiflorus]
                                                     [Cleistocactus grossei]
                                                     [Cleistocactus paraguariensis]
                                                     [Cleistocactus santacruzensis]
                                             <i>Cleistocactus brookeae</i>
                                                   [Cleistocactus wendlandiorum]
                                               <i>Cleistocactus brookeae subsp. brookeae</i>
                                               <i>Cleistocactus brookeae subsp. vulpis-cauda</i>
                                             <i>Cleistocactus buchtienii</i>
                                                   [Cleistocactus angosturensis]
                                                   [Cleistocactus orthogonus]
                                                   [Cleistocactus palhuayensis]
                                                   [Cleistocactus ressinianus]
                                                   [Cleistocactus sucrensis]
                                                   [Cleistocactus tupizensis]
                                                   [Cleistocactus viridiflorus]
                                             <i>Cleistocactus candelilla</i>
                                                   [Cleistocactus dependens]
                                                   [Cleistocactus ianthinus]
                                                   [Cleistocactus pojoensis]
                                                   [Cleistocactus vallegrandensis]
                                               <i>Cleistocactus candelilla subsp. candelilla</i>
                                               <i>Cleistocactus candelilla subsp. piraymirensis</i>
                                                     [Cleistocactus muyurinensis]
                                                     [Cleistocactus piraymirensis]
                                             <i>Cleistocactus chrysocephalus</i>
                                             <i>Cleistocactus fieldianus</i>
                                                   [Borzicactus fieldianus]
                                               <i>Cleistocactus fieldianus subsp. fieldianus</i>
                                                     [Borzicactus cajamarcensis]
                                                     [Borzicactus calviflorus]
                                               <i>Cleistocactus fieldianus subsp. tessellatus</i>
                                                     [Borzicactus tessellatus]
                                             <i>Cleistocactus hoffmannii</i>
                                                   [Loxanthocereus hoffmannii]
                                             <i>Cleistocactus hyalacanthus</i>
                                                   [Cereus hyalacanthus]
                                                   [Cleistocactus azerensis]
                                                   [Cleistocactus jujuyensis]
                                               <i>Cleistocactus hyalacanthus subsp. hyalacanthus</i>
                                               <i>Cleistocactus hyalacanthus subsp. tarijensis</i>
                                                     [Cleistocactus compactus]
                                                     [Cleistocactus hildegardiae]
                                             <i>Cleistocactus hystrix</i>
                                                   [Cleistocactus clavispinus]
                                                   [Cleistocactus peculiaris]
                                                   [Loxanthocereus canetensis]
                                                   [Loxanthocereus deserticola]
                                                   [Loxanthocereus ferrugineus]
                                                   [Loxanthocereus hystrix]
                                                   [Loxanthocereus montanus]
                                                   [Loxanthocereus peculiaris]
                                             <i>Cleistocactus icosagonus</i>
                                                   [Borzicactus aurivillus]
                                                   [Borzicactus icosagonus]
                                                   [Cleistocactus humboldtii]
                                                   [Cleistocactus roseiflorus]
                                                   [Cleistocactus x crassiserpens]
                                                   [Loxanthocereus trujilloensis]
                                             <i>Cleistocactus jajoanus</i>
                                                   [Borzicactus jajoanus]
                                                   [Loxanthocereus jajoianus]
                                                   [Loxanthocereus riomajensis]
                                             <i>Cleistocactus laniceps</i>
                                                   [Cereus laniceps]
                                             <i>Cleistocactus leonensis</i>
                                             <i>Cleistocactus longiserpens</i>
                                             <i>Cleistocactus luribayensis</i>
                                                   [Cleistocactus glaucus]
                                                   [Cleistocactus granjaensis]
                                             <i>Cleistocactus micropetalus</i>
                                             <i>Cleistocactus morawetzianus</i>
                                                   [Cleistocactus villaazuensis]
                                                   [Cleistocactus villaazulensis]
                                                   [Corryocactus heteracanthus]
                                             <i>Cleistocactus neoroezlii</i>
                                                   [Borzicactus neoroezlii]
                                                   [Cleistocactus serpens]
                                             <i>Cleistocactus pachycladus</i>
                                                   [Loxanthocereus pachycladus]
                                                   [Loxanthocereus piscoensis]
                                                   [Loxanthocereus yauyosensis]
                                                   [Oreocereus piscoensis]
                                             <i>Cleistocactus parapetiensis</i>
                                             <i>Cleistocactus parviflorus</i>
                                                   [Cereus parviflorus]
                                                   [Cleistocactus areolatus]
                                                   [Cleistocactus fusiflorus]
                                                   [Cleistocactus herzogianus]
                                             <i>Cleistocactus plagiostoma</i>
                                                   [Borzicactus plagiostoma]
                                                   [Borzicactus purpureus]
                                                   [Borzicactus samnensis]
                                                   [Cereus plagiostoma]
                                                   [Cleistocactus fieldianus subsp. samnensis]
                                             <i>Cleistocactus pungens</i>
                                                   [Cleistocactus brevispinus]
                                                   [Loxanthocereus brevispinus]
                                             <i>Cleistocactus pycnacanthus</i>
                                                   [Cleistocactus morawetzianus var. pycnacanthus]
                                             <i>Cleistocactus reae</i>
                                             <i>Cleistocactus ritteri</i>
                                             <i>Cleistocactus samaipatanus</i>
                                                   [Bolivicereus brevicaulis]
                                                   [Bolivicereus croceus]
                                                   [Bolivicereus rufus]
                                                   [Bolivicereus samaipatanus var. multiflorus]
                                                   [Bolivicereus samaipatanus]
                                                   [Borzicactus samaipatanus]
                                             <i>Cleistocactus sepium</i>
                                                   [Borzicactus aequatorialis]
                                                   [Borzicactus morleyanus]
                                                   [Borzicactus sepium]
                                                   [Borzicactus ventimigliae]
                                                   [Borzicactus websterianus var. rufispinus]
                                                   [Borzicactus websterianus]
                                                   [Cactus sepium]
                                                   [Cleistocactus chotaensis]
                                                   [Cleistocactus roezlii]
                                                   [Matucana weberbaueri]
                                               <i>Cleistocactus sepium var. morleyanus</i>
                                               <i>Cleistocactus sepium var. sepium</i>
                                               <i>Cleistocactus sepium var. ventimigliae</i>
                                             <i>Cleistocactus sextonianus</i>
                                                   [Borzicactus sextonianus]
                                                   [Erdisia sextoniana]
                                                   [Loxanthocereus aticensis]
                                                   [Loxanthocereus camanaensis]
                                                   [Loxanthocereus nanus]
                                                   [Loxanthocereus puquiensis]
                                                   [Loxanthocereus sextonianus]
                                                   [Loxanthocereus splendens]
                                                   [Loxanthocereus variabilis]
                                             <i>Cleistocactus smaragdiflorus</i>
                                                   [Cleistocactus ferrarii]
                                             <i>Cleistocactus strausii</i>
                                                   [Pilocereus strausii]
                                             <i>Cleistocactus sulcifer</i>
                                                   [Borzicactus pseudothelegonus]
                                                   [Borzicactus sulcifer]
                                                   [Cleistocactus granditessellatus]
                                                   [Loxanthocereus granditessellatus]
                                                   [Loxanthocereus otuscensis]
                                                   [Loxanthocereus parvitesselatus]
                                                   [Loxanthocereus sulcifer]
                                             <i>Cleistocactus tarijensis</i>
                                             <i>Cleistocactus tenuiserpens</i>
                                                   [Borzicactus tenuiserpens]
                                             <i>Cleistocactus tominensis</i>
                                                   [Cereus tominensis]
                                                   [Cleistocactus capadalensis]
                                                   [Cleistocactus clavicaulis]
                                                   [Cleistocactus crassicaulis]
                                                   [Cleistocactus mendozae]
                                                   [Cleistocactus viridialabastri]
                                               <i>Cleistocactus tominensis subsp. micropetalus</i>
                                               <i>Cleistocactus tominensis subsp. tominensis</i>
                                             <i>Cleistocactus varispinus</i>
                                             <i>Cleistocactus vulpis-cauda</i>
                                             <i>Cleistocactus winteri</i>
                                               <i>Cleistocactus winteri subsp. colademono</i>
                                               <i>Cleistocactus winteri subsp. winteri</i>
                                             <i>Cleistocactus xylorhizus</i>
                                                   [Loxanthocereus xylorhizus]
                                     <i>Cochemiea</i>
                                             <i>Cochemiea conoidea</i>
                                                   [Mammillaria coronata]
                                             <i>Cochemiea dioica</i>
                                                   [Mammillaria goodrichii]
                                             <i>Cochemiea grahamii</i>
                                                   [Cactus grahamii]
                                             <i>Cochemiea halei</i>
                                                   [Mammillaria halei]
                                             <i>Cochemiea inexpectata</i>
                                                   [Neolloydia inexpectata]
                                             <i>Cochemiea maritima</i>
                                                   [Mammillaria maritima]
                                             <i>Cochemiea mazatlanensis</i>
                                             <i>Cochemiea pondii</i>
                                                   [Mammillaria pondii subsp. maritima]
                                                   [Mammillaria pondii subsp. pondii]
                                                   [Mammillaria pondii subsp. setispina]
                                                   [Mammillaria pondii]
                                             <i>Cochemiea poselgeri</i>
                                                   [Mammillaria poselgeri]
                                             <i>Cochemiea setispina</i>
                                                   [Mammillaria setispina]
                                     <i>Cochiseia</i>
                                     <i>Coleocephalocereus</i>
                                             <i>Coleocephalocereus albicephalus</i>
                                             <i>Coleocephalocereus aureus</i>
                                                   [Coleocephalocereus brevicylindricus]
                                                   [Coleocephalocereus elongatus]
                                             <i>Coleocephalocereus braunii</i>
                                             <i>Coleocephalocereus buxbaumianus</i>
                                               <i>Coleocephalocereus buxbaumianus subsp. buxbaumianus</i>
                                               <i>Coleocephalocereus buxbaumianus subsp. flavisetus</i>
                                             <i>Coleocephalocereus diersianus</i>
                                             <i>Coleocephalocereus dybowskii</i>
                                             <i>Coleocephalocereus estevesii</i>
                                             <i>Coleocephalocereus flavisetus</i>
                                             <i>Coleocephalocereus fluminensis</i>
                                                   [Cephalocereus fluminensis]
                                                   [Cereus fluminensis]
                                                   [Cereus melocactus]
                                               <i>Coleocephalocereus fluminensis subsp. decumbens</i>
                                                     [Coleocephalocereus decumbens]
                                               <i>Coleocephalocereus fluminensis subsp. fluminensis</i>
                                                     [Coleocephalocereus fluminensis subsp. braamhaarii]
                                                     [Coleocephalocereus fluminensis subsp. paulensis]
                                                     [Coleocephalocereus fluminensis var. braamhaarii]
                                                     [Leocereus paulensis]
                                             <i>Coleocephalocereus goebelianus</i>
                                                   [Cereus goebelianus]
                                             <i>Coleocephalocereus lehmannianus</i>
                                             <i>Coleocephalocereus pluricostatus</i>
                                                   [Coleocephalocereus pluricostatus subsp. uebelmanniorum]
                                                   [Coleocephalocereus uebelmanniorum]
                                             <i>Coleocephalocereus purpureus</i>
                                     <i>Coloradoa</i>
                                     <i>Consolea</i>
                                             <i>Consolea corallicola</i>
                                                   [Cactus spinosissimus]
                                                   [Opuntia corallicola]
                                                   [Opuntia spinosissima]
                                             <i>Consolea falcata</i>
                                             <i>Consolea macracantha</i>
                                                   [Consolea microcarpa]
                                                   [Consolea millspaughii subsp. caymanensis]
                                                   [Consolea millspaughii var. caymanensis]
                                                   [Consolea millspaughii]
                                                   [Consolea nashii subsp. gibarensis]
                                                   [Consolea nashii]
                                                   [Consolea picardae]
                                                   [Opuntia falcata]
                                                   [Opuntia millspaughii]
                                                   [Opuntia nashii]
                                                   [Opuntia picardae]
                                             <i>Consolea moniliformis</i>
                                                   [Consolea moniliformis subsp. guantanamana]
                                                   [Opuntia haitiensis]
                                                   [Opuntia testudinis var. crus]
                                                   [Opuntia urbaniana]
                                               <i>Consolea moniliformis subsp. rubescens</i>
                                                     [Opuntia guanicana]
                                             <i>Consolea rubescens</i>
                                                   [Opuntia rubescens]
                                             <i>Consolea spinosissima</i>
                                     <i>Copiapoa</i>
                                           [Copiapoa macracantha]
                                             <i>Copiapoa ahremephiana</i>
                                             <i>Copiapoa angustiflora</i>
                                             <i>Copiapoa atacamensis</i>
                                             <i>Copiapoa boliviana</i>
                                             <i>Copiapoa calderana</i>
                                               <i>Copiapoa calderana subsp. calderana</i>
                                             <i>Copiapoa calderiana</i>
                                               <i>Copiapoa calderiana subsp. atacamensis</i>
                                               <i>Copiapoa calderiana subsp. calderiana</i>
                                             <i>Copiapoa cinerascens</i>
                                                   [Copiapoa copiapensis]
                                             <i>Copiapoa cinerea</i>
                                               <i>Copiapoa cinerea subsp. cinerea</i>
                                               <i>Copiapoa cinerea subsp. columna-alba</i>
                                                     [Copiapoa columna-alba]
                                                     [Copiapoa melanohystrix]
                                               <i>Copiapoa cinerea subsp. haseltoniana</i>
                                                     [Copiapoa cinerea var. gigantea]
                                                     [Copiapoa eremophila]
                                                     [Copiapoa gigantea]
                                                     [Copiapoa haseltoniana]
                                                     [Copiapoa tenebrosa]
                                             <i>Copiapoa coquimbana</i>
                                                   [Copiapoa alticostata]
                                                   [Copiapoa coquimbana var. wagenknechtii]
                                                   [Copiapoa pendulina]
                                                   [Copiapoa pepiniana]
                                                   [Copiapoa pseudocoquimbana]
                                                   [Copiapoa vallenarensis]
                                                   [Echinocactus coquimbanus]
                                             <i>Copiapoa dealbata</i>
                                                   [Copiapoa carrizalensis]
                                                   [Copiapoa cinerea subsp. dealbata]
                                                   [Copiapoa cinerea var. dealbata]
                                             <i>Copiapoa decorticans</i>
                                             <i>Copiapoa echinoides</i>
                                                   [Copiapoa bridgesii]
                                                   [Copiapoa cuprea]
                                                   [Copiapoa cupreata]
                                                   [Copiapoa dura]
                                             <i>Copiapoa esmeraldana</i>
                                             <i>Copiapoa fiedleriana</i>
                                                   [Echinocactus fiedlerianus]
                                             <i>Copiapoa grandiflora</i>
                                                   [Copiapoa montana subsp. grandiflora]
                                             <i>Copiapoa humilis</i>
                                                   [Copiapoa chanaralensis]
                                                   [Copiapoa chaniaralensis]
                                                   [Copiapoa longispina]
                                                   [Echinocactus humilis]
                                               <i>Copiapoa humilis subsp. humilis</i>
                                                     [Copiapoa humilis subsp. australis]
                                               <i>Copiapoa humilis subsp. tenuissima</i>
                                                     [Copiapoa hypogaea subsp. tenuissima]
                                                     [Copiapoa tenuissima]
                                               <i>Copiapoa humilis subsp. tocopillana</i>
                                               <i>Copiapoa humilis subsp. variispinata</i>
                                                     [Copiapoa paposoensis]
                                                     [Copiapoa variispinata]
                                                     [Copiapoa varispinata]
                                               <i>Copiapoa humilis var. paposoensis</i>
                                             <i>Copiapoa hypogaea</i>
                                               <i>Copiapoa hypogaea subsp. hypogaea</i>
                                               <i>Copiapoa hypogaea subsp. laui</i>
                                                     [Copiapoa laui]
                                             <i>Copiapoa krainziana</i>
                                                   [Copiapoa cinerea subsp. krainziana]
                                                   [Copiapoa cinerea var. krainziana]
                                             <i>Copiapoa lembckei</i>
                                             <i>Copiapoa longistaminea</i>
                                                   [Copiapoa calderana subsp. longistaminea]
                                                   [Copiapoa calderiana subsp. longistaminea]
                                                   [Copiapoa cinerea subsp. longistaminea]
                                                   [Copiapoa cinerea var. longistaminea]
                                             <i>Copiapoa malletiana</i>
                                             <i>Copiapoa marginata</i>
                                                   [Copiapoa streptocaulon]
                                             <i>Copiapoa megarhiza</i>
                                               <i>Copiapoa megarhiza var. echinata</i>
                                                     [Copiapoa echinata]
                                                     [Copiapoa totoralensis]
                                               <i>Copiapoa megarhiza var. megarhiza</i>
                                             <i>Copiapoa mollicula</i>
                                             <i>Copiapoa montana</i>
                                                   [Copiapoa montana subsp. montana]
                                                   [Copiapoa olivana]
                                                   [Copiapoa rarissima]
                                             <i>Copiapoa rupestris</i>
                                               <i>Copiapoa rupestris subsp. desertorum</i>
                                             <i>Copiapoa serpentisulcata</i>
                                             <i>Copiapoa solaris</i>
                                                   [Copiapoa ferox]
                                             <i>Copiapoa taltalensis</i>
                                                   [Copiapoa aphanes]
                                                   [Echinocactus taltalensis]
                                               <i>Copiapoa taltalensis subsp. desertorum</i>
                                                     [Copiapoa desertorum]
                                               <i>Copiapoa taltalensis subsp. taltalensis</i>
                                                     [Copiapoa hornilloensis]
                                                     [Copiapoa rubriflora]
                                             <i>Copiapoa tocopillana</i>
                                     <i>Corryocactus</i>
                                             <i>Corryocactus apiciflorus</i>
                                                   [Cereus apiciflorus]
                                                   [Corryocactus huincoensis]
                                                   [Corryocactus matucanensis]
                                                   [Corryocactus melaleucus]
                                                   [Corryocactus solitarius]
                                                   [Corryocactus tenuiculus]
                                                   [Erdisia apiciflora]
                                                   [Erdisia fortalezensis]
                                                   [Erdisia tenuicula]
                                             <i>Corryocactus aureus</i>
                                                   [Borzicactus pisacensis]
                                                   [Borzicactus soukupii]
                                                   [Corryocactus acervatus]
                                                   [Corryocactus cuajonesensis]
                                                   [Corryocactus megarhizus]
                                                   [Corryocactus prostratus]
                                                   [Erdisia aureispina]
                                                   [Erdisia meyenii]
                                             <i>Corryocactus ayacuchoensis</i>
                                             <i>Corryocactus brachypetalus</i>
                                                   [Cereus brachypetalus]
                                             <i>Corryocactus brevistylus</i>
                                                   [Cereus brevistylus]
                                                   [Corryocactus brevispinus]
                                                   [Corryocactus brevistylus var. puquiensis]
                                                   [Corryocactus krausii]
                                                   [Corryocactus pachycladus]
                                               <i>Corryocactus brevistylus subsp. brevistylus</i>
                                               <i>Corryocactus brevistylus subsp. puquiensis</i>
                                                     [Corryocactus puquiensis]
                                             <i>Corryocactus chachapoyensis</i>
                                             <i>Corryocactus erectus</i>
                                                   [Erdisia erecta]
                                             <i>Corryocactus melanotrichus</i>
                                                   [Cereus melanotrichus]
                                                   [Corryocactus ayopayanus]
                                                   [Corryocactus charazanensis]
                                                   [Corryocactus otuyensis]
                                                   [Corryocactus perezianus]
                                                   [Corryocactus pulquinensis]
                                             <i>Corryocactus quadrangularis</i>
                                                   [Erdisia quadrangularis]
                                             <i>Corryocactus serpens</i>
                                             <i>Corryocactus squarrosus</i>
                                                   [Cereus squarrosus]
                                                   [Corryocactus brachycladus]
                                                   [Corryocactus chavinilloensis]
                                                   [Corryocactus gracilis]
                                                   [Corryocactus maximus]
                                                   [Corryocactus odoratus]
                                                   [Corryocactus pilispinus]
                                                   [Corryocactus pyroporphyranthus]
                                                   [Corryocactus quivillanus]
                                                   [Erdisia maxima]
                                                   [Erdisia squarrosa]
                                             <i>Corryocactus tarijensis</i>
                                     <i>Corynopuntia</i>
                                             <i>Corynopuntia aggeria</i>
                                             <i>Corynopuntia bulbispina</i>
                                                   [Opuntia bulbispina]
                                             <i>Corynopuntia grahamii</i>
                                             <i>Corynopuntia moelleri</i>
                                                   [Opuntia moelleri]
                                             <i>Corynopuntia schottii</i>
                                             <i>Corynopuntia stanleyi</i>
                                             <i>Corynopuntia vilis</i>
                                                   [Opuntia vilis]
                                     <i>Coryphantha</i>
                                             <i>Coryphantha alversonii</i>
                                                   [Coryphantha vivipara var. alversonii]
                                                   [Escobaria alversonii]
                                                   [Escobaria vivipara var. alversonii]
                                                   [Mammillaria alversonii]
                                             <i>Coryphantha bernalensis</i>
                                             <i>Coryphantha bumamma</i>
                                             <i>Coryphantha chaffeyi</i>
                                             <i>Coryphantha chihuahuensis</i>
                                             <i>Coryphantha clavata</i>
                                                   [Mammillaria clavata]
                                                   [Neolloydia clavata]
                                               <i>Coryphantha clavata subsp. clavata</i>
                                                     [Coryphantha unicornis]
                                               <i>Coryphantha clavata subsp. stipitata</i>
                                             <i>Coryphantha compacta</i>
                                                   [Coryphantha palmeri]
                                                   [Mammillaria compacta]
                                             <i>Coryphantha cornifera</i>
                                                   [Cactus cornifer]
                                                   [Cactus radians var. pectinoides]
                                                   [Coryphantha cornuta]
                                                   [Coryphantha schwarziana]
                                             <i>Coryphantha cuencamensis</i>
                                             <i>Coryphantha delaetiana</i>
                                                   [Coryphantha gladiispina]
                                                   [Coryphantha salm-dyckiana]
                                                   [Mammillaria delaetiana]
                                             <i>Coryphantha delicata</i>
                                                   [Coryphantha panarottoi]
                                             <i>Coryphantha difficilis</i>
                                                   [Coryphantha densispina]
                                                   [Mammillaria difficilis]
                                             <i>Coryphantha duncanii</i>
                                                   [Escobaria dasyacantha var. duncanii]
                                                   [Escobaria duncanii]
                                                   [Mammillaria duncanii]
                                             <i>Coryphantha durangensis</i>
                                                   [Mammillaria durangensis]
                                               <i>Coryphantha durangensis subsp. cuencamensis</i>
                                               <i>Coryphantha durangensis subsp. durangensis</i>
                                             <i>Coryphantha echinoidea</i>
                                                   [Mammillaria echinoidea]
                                             <i>Coryphantha echinus</i>
                                                   [Coryphantha cornifera var. echinus]
                                                   [Coryphantha pectinata]
                                                   [Mammillaria echinus]
                                                   [Mammillaria pectinata]
                                               <i>Coryphantha echinus var. echinus</i>
                                               <i>Coryphantha echinus var. robusta</i>
                                             <i>Coryphantha elephantidens</i>
                                                   [Coryphantha garessii]
                                               <i>Coryphantha elephantidens subsp. bumamma</i>
                                                     [Mammillaria elephantidens var. bumamma]
                                               <i>Coryphantha elephantidens subsp. elephantidens</i>
                                                     [Coryphantha recurvispina]
                                               <i>Coryphantha elephantidens subsp. greenwoodii</i>
                                                     [Coryphantha greenwoodii]
                                             <i>Coryphantha erecta</i>
                                             <i>Coryphantha georgii</i>
                                             <i>Coryphantha glanduligera</i>
                                                   [Coryphantha bergeriana]
                                                   [Mammillaria glanduligera]
                                             <i>Coryphantha glassii</i>
                                             <i>Coryphantha gracilis</i>
                                             <i>Coryphantha grata</i>
                                             <i>Coryphantha hesteri</i>
                                                   [Escobaria hesteri]
                                             <i>Coryphantha hintoniorum</i>
                                               <i>Coryphantha hintoniorum subsp. geoffreyi</i>
                                               <i>Coryphantha hintoniorum subsp. hintoniorum</i>
                                             <i>Coryphantha jalpanensis</i>
                                             <i>Coryphantha jaumavei</i>
                                             <i>Coryphantha kracikii</i>
                                             <i>Coryphantha laredoi</i>
                                             <i>Coryphantha laui</i>
                                             <i>Coryphantha longicornis</i>
                                                   [Coryphantha grandis]
                                             <i>Coryphantha macromeris</i>
                                               <i>Coryphantha macromeris subsp. macromeris</i>
                                               <i>Coryphantha macromeris subsp. runyonii</i>
                                                     [Coryphantha pirtlei]
                                               <i>Coryphantha macromeris var. macromeris</i>
                                               <i>Coryphantha macromeris var. runyonii</i>
                                             <i>Coryphantha maiz-tablasensis</i>
                                             <i>Coryphantha maliterrarum</i>
                                             <i>Coryphantha minima</i>
                                                   [Escobaria minima]
                                             <i>Coryphantha muehlenpfordtii</i>
                                             <i>Coryphantha neglecta</i>
                                             <i>Coryphantha nickelsiae</i>
                                                   [Coryphantha calochlora]
                                                   [Mammillaria nickelsae]
                                             <i>Coryphantha octacantha</i>
                                                   [Coryphantha clava]
                                                   [Mammillaria octacantha]
                                             <i>Coryphantha odorata</i>
                                                   [Neolloydia odorata]
                                             <i>Coryphantha orcuttii</i>
                                             <i>Coryphantha ottonis</i>
                                                   [Coryphantha bussleri]
                                                   [Coryphantha guerkeana]
                                             <i>Coryphantha pallida</i>
                                               <i>Coryphantha pallida subsp. calipensis</i>
                                                     [Coryphantha calipensis]
                                               <i>Coryphantha pallida subsp. pallida</i>
                                                     [Coryphantha pseudoradians]
                                                     [Coryphantha reduncispina]
                                                     [Coryphantha reduncuspina]
                                             <i>Coryphantha poselgeriana</i>
                                                   [Coryphantha valida]
                                                   [Echinocactus poselgerianus]
                                             <i>Coryphantha potosiana</i>
                                                   [Mammillaria potosiana]
                                             <i>Coryphantha pottsiana</i>
                                             <i>Coryphantha pseudoechinus</i>
                                               <i>Coryphantha pseudoechinus subsp. laui</i>
                                               <i>Coryphantha pseudoechinus subsp. pseudoechinus</i>
                                             <i>Coryphantha pseudonickelsae</i>
                                                   [Coryphantha indensis]
                                             <i>Coryphantha pulleineana</i>
                                                   [Neolloydia pulleineana]
                                             <i>Coryphantha pusilliflora</i>
                                             <i>Coryphantha pycnacantha</i>
                                                   [Coryphantha andreae]
                                                   [Coryphantha conimamma]
                                                   [Coryphantha connivens]
                                                   [Mammillaria pycnacantha]
                                             <i>Coryphantha radians</i>
                                             <i>Coryphantha ramillosa</i>
                                                   [Mammillaria ramillosa]
                                               <i>Coryphantha ramillosa subsp. ramillosa</i>
                                               <i>Coryphantha ramillosa subsp. santarosa</i>
                                             <i>Coryphantha recurvata</i>
                                                   [Mammillaria recurvata]
                                             <i>Coryphantha retusa</i>
                                                   [Coryphantha melleospina]
                                             <i>Coryphantha robbinsiorum</i>
                                             <i>Coryphantha robbinsorum</i>
                                                   [Cochiseia robbinsorum]
                                                   [Escobaria robbinsiorum]
                                                   [Escobaria robbinsorum]
                                             <i>Coryphantha robertii</i>
                                             <i>Coryphantha robustispina</i>
                                                   [Cactus robustispinus]
                                                   [Mammillaria robustispina]
                                               <i>Coryphantha robustispina subsp. robustispina</i>
                                                     [Coryphantha muehlenpfordtii subsp. robustispina]
                                                     [Coryphantha muehlenpfordtii var. robustispina]
                                               <i>Coryphantha robustispina subsp. scheeri</i>
                                                     [Coryphantha neoscheeri]
                                                     [Coryphantha scheeri var. robustispina]
                                                     [Coryphantha scheeri var. scheeri]
                                                     [Coryphantha scheeri var. valida]
                                                     [Coryphantha scheeri]
                                                     [Mammillaria scheeri var. valida]
                                                     [Mammillaria scheeri]
                                               <i>Coryphantha robustispina subsp. uncinata</i>
                                                     [Coryphantha scheeri var. uncinata]
                                             <i>Coryphantha runyonii</i>
                                             <i>Coryphantha salinensis</i>
                                                   [Coryphantha borwigii]
                                                   [Echinocactus salinensis]
                                             <i>Coryphantha scolymoides</i>
                                             <i>Coryphantha sulcata</i>
                                                   [Coryphantha obscura]
                                                   [Coryphantha roederiana]
                                                   [Coryphantha speciosa]
                                               <i>Coryphantha sulcata var. nickelsiae</i>
                                               <i>Coryphantha sulcata var. sulcata</i>
                                             <i>Coryphantha sulcolanata</i>
                                             <i>Coryphantha tripugionacantha</i>
                                             <i>Coryphantha tuberculosa</i>
                                                   [Coryphantha dasyacantha var. varicolor]
                                                   [Coryphantha strobiliformis var. strobiliformis]
                                                   [Coryphantha strobiliformis]
                                                   [Escobaria dasyacantha var. varicolor]
                                                   [Escobaria strobiliformis]
                                                   [Escobaria tuberculosa var. varicolor]
                                                   [Mammillaria tuberculosa]
                                                   [Mammillaria varicolor]
                                               <i>Coryphantha tuberculosa var. tuberculosa</i>
                                             <i>Coryphantha vaupeliana</i>
                                             <i>Coryphantha villarensis</i>
                                             <i>Coryphantha vivipara</i>
                                               <i>Coryphantha vivipara var. deserti</i>
                                                     [Coryphantha chlorantha]
                                                     [Coryphantha deserti]
                                                     [Coryphantha vivipara var. buoflama]
                                                     [Escobaria vivipara var. buoflama]
                                                     [Escobaria vivipara var. deserti]
                                                     [Mammillaria chlorantha]
                                                     [Mammillaria deserti]
                                                     [Mammillaria vivipara var. deserti]
                                               <i>Coryphantha vivipara var. vivipara</i>
                                                     [Coryphantha arizonica]
                                                     [Coryphantha bisbeeana]
                                                     [Coryphantha fragrans]
                                                     [Coryphantha neomexicana]
                                                     [Coryphantha radiosa]
                                                     [Coryphantha rosea]
                                                     [Coryphantha vivipara var. arizonica]
                                                     [Coryphantha vivipara var. bisbeeana]
                                                     [Coryphantha vivipara var. kaibabensis]
                                                     [Coryphantha vivipara var. neomexicana]
                                                     [Coryphantha vivipara var. radiosa]
                                                     [Coryphantha vivipara var. rosea]
                                                     [Escobaria vivipara var. arizonica]
                                                     [Escobaria vivipara var. bisbeeana]
                                                     [Escobaria vivipara var. kaibabensis]
                                                     [Escobaria vivipara var. neomexicana]
                                                     [Escobaria vivipara var. radiosa]
                                                     [Escobaria vivipara var. rosea]
                                                     [Escobaria vivipara var. vivipara]
                                                     [Escobaria vivipara]
                                                     [Mammillaria arizonica]
                                                     [Mammillaria neomexicana]
                                                     [Mammillaria radiosa]
                                                     [Mammillaria vivipara var. arizonica]
                                                     [Mammillaria vivipara var. borealis]
                                                     [Mammillaria vivipara var. neomexicana]
                                                     [Mammillaria vivipara var. radiosa]
                                                     [Mammillaria vivipara]
                                               <i>Coryphantha vivipara vivipara</i>
                                             <i>Coryphantha vogtherriana</i>
                                             <i>Coryphantha werdermannii</i>
                                             <i>Coryphantha wohlschlageri</i>
                                     <i>Cumulopuntia</i>
                                             <i>Cumulopuntia boliviana</i>
                                                   [Cumulopuntia famatinensis]
                                                   [Cumulopuntia pampana]
                                                   [Maihueniopsis boliviana]
                                                   [Opuntia boliviana]
                                                   [Tephrocactus albiscoparius]
                                                   [Tephrocactus asplundii]
                                                   [Tephrocactus bolivianus]
                                                   [Tephrocactus melanacanthus]
                                               <i>Cumulopuntia boliviana subsp. boliviana</i>
                                                     [Cumulopuntia fulvicoma]
                                                     [Cumulopuntia galerasensis]
                                                     [Cumulopuntia pyrrhacantha]
                                                     [Cumulopuntia recurvata]
                                                     [Maihueniopsis pentlandii]
                                                     [Opuntia backebergii]
                                                     [Opuntia fulvicoma]
                                                     [Opuntia galerasensis]
                                                     [Opuntia pentlandii]
                                                     [Opuntia pyrrhacantha]
                                                     [Tephrocactus fulvicomus]
                                                     [Tephrocactus pentlandii]
                                                     [Tephrocactus pyrrhacanthus]
                                                     [Tephrocactus rarissimus]
                                                     [Tephrocactus subinermis]
                                                     [Tephrocactus wilkeanus]
                                               <i>Cumulopuntia boliviana subsp. dactylifera</i>
                                                     [Cumulopuntia dactylifera]
                                                     [Opuntia dactylifera]
                                                     [Tephrocactus dactyliferus]
                                                     [Tephrocactus noodtiae]
                                               <i>Cumulopuntia boliviana subsp. echinacea</i>
                                                     [Cumulopuntia echinacea]
                                                     [Tephrocactus echinaceus]
                                               <i>Cumulopuntia boliviana subsp. ignescens</i>
                                                     [Cumulopuntia frigida]
                                                     [Cumulopuntia mistiensis]
                                                     [Cumulopuntia ticnamarensis]
                                                     [Opuntia frigida]
                                                     [Opuntia guatinensis]
                                                     [Opuntia ignescens]
                                                     [Opuntia mistiensis]
                                                     [Opuntia sanctae-barbarae]
                                                     [Opuntia ticnamarensis]
                                                     [Tephrocactus ignescens]
                                                     [Tephrocactus mistiensis]
                                             <i>Cumulopuntia chichensis</i>
                                                   [Opuntia chichensis]
                                                   [Tephrocactus chichensis]
                                                   [Tephrocactus ferocior]
                                             <i>Cumulopuntia hystrix</i>
                                             <i>Cumulopuntia ignescens</i>
                                             <i>Cumulopuntia rossiana</i>
                                                   [Opuntia rossiana]
                                                   [Tephrocactus microclados]
                                             <i>Cumulopuntia sphaerica</i>
                                                   [Cumulopuntia alboareolata]
                                                   [Cumulopuntia berteroi]
                                                   [Cumulopuntia corotilla]
                                                   [Cumulopuntia crassicylindrica]
                                                   [Cumulopuntia ignota]
                                                   [Cumulopuntia kuehnrichiana]
                                                   [Cumulopuntia multiareolata]
                                                   [Cumulopuntia rauppiana]
                                                   [Cumulopuntia tubercularis]
                                                   [Cumulopuntia tumida]
                                                   [Cumulopuntia unguispina]
                                                   [Cumulopuntia zehnderi]
                                                   [Opuntia corotilla]
                                                   [Opuntia crassicylindrica]
                                                   [Opuntia leucophaea]
                                                   [Opuntia tumida]
                                                   [Opuntia unguispina]
                                                   [Opuntia zehnderi]
                                                   [Tephrocactus alboareolatus]
                                                   [Tephrocactus corotilla]
                                                   [Tephrocactus crassicylindricus]
                                                   [Tephrocactus dimorphus]
                                                   [Tephrocactus kuehnrichianus]
                                                   [Tephrocactus mirus]
                                                   [Tephrocactus muellerianus]
                                                   [Tephrocactus multiareolatus]
                                                   [Tephrocactus sphaericus]
                                                   [Tephrocactus zehnderi]
                                             <i>Cumulopuntia tortispina</i>
                                     <i>Cylindropuntia</i>
                                             <i>Cylindropuntia X deserta</i>
                                                   [Opuntia x deserta]
                                             <i>Cylindropuntia abyssi</i>
                                                   [Cylindropuntia abysii]
                                                   [Opuntia abysii]
                                             <i>Cylindropuntia acanthocarpa</i>
                                                   [Opuntia acanthocarpa var. ramosa]
                                                   [Opuntia acanthocarpa]
                                               <i>Cylindropuntia acanthocarpa acanthocarpa</i>
                                               <i>Cylindropuntia acanthocarpa subsp. acanthocarpa</i>
                                                     [Opuntia acanthocarpa subsp. acanthocarpa]
                                               <i>Cylindropuntia acanthocarpa subsp. coloradensis</i>
                                               <i>Cylindropuntia acanthocarpa subsp. major</i>
                                                     [Cylindropuntia acanthocarpa subsp. ramosa]
                                               <i>Cylindropuntia acanthocarpa subsp. thornberi</i>
                                               <i>Cylindropuntia acanthocarpa var. acanthocarpa</i>
                                                     [Opuntia acanthocarpa var. acanthocarpa]
                                               <i>Cylindropuntia acanthocarpa var. coloradensis</i>
                                                     [Opuntia acanthocarpa var. coloradensis]
                                               <i>Cylindropuntia acanthocarpa var. major</i>
                                                     [Opuntia acanthocarpa var. major]
                                                     [Opuntia echinocarpa var. major]
                                               <i>Cylindropuntia acanthocarpa var. ramosa</i>
                                               <i>Cylindropuntia acanthocarpa var. thornberi</i>
                                                     [Opuntia acanthocarpa var. thornberi]
                                                     [Opuntia thornberi]
                                             <i>Cylindropuntia acanthocarpa x C. bigelovii</i>
                                             <i>Cylindropuntia acanthocarpa x C. spinosior</i>
                                                           <i>Cylindropuntia acanthocarpa x spinosior</i>
                                             <i>Cylindropuntia alcahes</i>
                                                   [Cylindropuntia alcahes var. burrageana]
                                                   [Cylindropuntia brevispina]
                                               <i>Cylindropuntia alcahes alcahes</i>
                                               <i>Cylindropuntia alcahes subsp. alcahes</i>
                                               <i>Cylindropuntia alcahes subsp. burrageana</i>
                                                     [Opuntia brevispina]
                                                     [Opuntia echinocarpa var. nuda]
                                               <i>Cylindropuntia alcahes subsp. gigantensis</i>
                                                     [Cylindropuntia alcahes var. gigantensis]
                                               <i>Cylindropuntia alcahes subsp. mcgillii</i>
                                                     [Cylindropuntia alcahes var. mcgillii]
                                                     [Opuntia alcahes]
                                               <i>Cylindropuntia alcahes var. alcahes</i>
                                             <i>Cylindropuntia anteojoensis</i>
                                             <i>Cylindropuntia arbuscula</i>
                                                   [Cylindropuntia vivipara]
                                                   [Opuntia arbuscula]
                                             <i>Cylindropuntia bigelovii</i>
                                                   [Opuntia bigelovii]
                                               <i>Cylindropuntia bigelovii bigelovii</i>
                                               <i>Cylindropuntia bigelovii subsp. bigelovii</i>
                                               <i>Cylindropuntia bigelovii subsp. ciribe</i>
                                                     [Cylindropuntia bigelovii var. ciribe]
                                                     [Cylindropuntia ciribe]
                                                     [Opuntia bigelovii var. ciribe]
                                                     [Opuntia ciribe]
                                               <i>Cylindropuntia bigelovii var. bigelovii</i>
                                                     [Opuntia bigelovii var. bigelovii]
                                             <i>Cylindropuntia californica</i>
                                                   [Cereus californicus]
                                               <i>Cylindropuntia californica californica</i>
                                               <i>Cylindropuntia californica subsp. californica</i>
                                                     [Cylindropuntia bernardina]
                                               <i>Cylindropuntia californica subsp. delgadilloana</i>
                                                     [Cylindropuntia californica var. delgadilloana]
                                               <i>Cylindropuntia californica subsp. parkeri</i>
                                                     [Cylindropuntia parryi]
                                                     [Opuntia bernardina]
                                                     [Opuntia echinocarpa var. parkeri]
                                                     [Opuntia parryi var. serpentina]
                                               <i>Cylindropuntia californica subsp. rosarica</i>
                                                     [Opuntia rosarica]
                                               <i>Cylindropuntia californica var. californica</i>
                                                     [Opuntia californica var. californica]
                                               <i>Cylindropuntia californica var. parkeri</i>
                                                     [Opuntia californica var. parkeri]
                                                     [Opuntia parryi parryi]
                                                     [Opuntia parryi var. parryi]
                                                     [Opuntia parryi]
                                               <i>Cylindropuntia californica var. rosarica</i>
                                                     [Cylindropuntia rosarica]
                                             <i>Cylindropuntia calmalliana</i>
                                             <i>Cylindropuntia cardenche</i>
                                             <i>Cylindropuntia caribaea</i>
                                                   [Cylindropuntia metuenda]
                                                   [Opuntia caribaea]
                                             <i>Cylindropuntia cedrosensis</i>
                                             <i>Cylindropuntia cholla</i>
                                                   [Opuntia cholla]
                                             <i>Cylindropuntia chuckwallensis</i>
                                             <i>Cylindropuntia clavellina</i>
                                             <i>Cylindropuntia davisii</i>
                                                   [Opuntia davisii]
                                                   [Opuntia tunicata var. davisii]
                                             <i>Cylindropuntia delgadilloana</i>
                                             <i>Cylindropuntia echinocarpa</i>
                                                   [Cylindropuntia wigginsii]
                                                   [Opuntia echinocarpa]
                                                   [Opuntia wigginsi]
                                               <i>Cylindropuntia echinocarpa var. echinocarpa</i>
                                                     [Opuntia echinocarpa var. echinocarpa]
                                             <i>Cylindropuntia fosbergii</i>
                                                   [Opuntia bigelovii var. hoffmannii]
                                                   [Opuntia fosbergii]
                                             <i>Cylindropuntia fulgida</i>
                                                   [Opuntia fulgida]
                                               <i>Cylindropuntia fulgida var. fulgida</i>
                                                     [Opuntia fulgida var. fulgida]
                                               <i>Cylindropuntia fulgida var. mamillata</i>
                                                     [Opuntia fulgida var. mamillata]
                                                     [Opuntia mamillata]
                                             <i>Cylindropuntia ganderi</i>
                                                   [Opuntia acanthocarpa var. ganderi]
                                                   [Opuntia ganderi]
                                               <i>Cylindropuntia ganderi ganderi</i>
                                               <i>Cylindropuntia ganderi subsp. catavinensis</i>
                                                     [Opuntia acanthocarpa subsp. ganderi]
                                               <i>Cylindropuntia ganderi subsp. ganderi</i>
                                               <i>Cylindropuntia ganderi var. catavinensis</i>
                                               <i>Cylindropuntia ganderi var. ganderi</i>
                                             <i>Cylindropuntia hystrix</i>
                                                   [Opuntia hystrix]
                                             <i>Cylindropuntia imbricata</i>
                                                   [Cylindropuntia lloydii]
                                                   [Opuntia imbricata]
                                               <i>Cylindropuntia imbricata imbricata</i>
                                               <i>Cylindropuntia imbricata subsp. argentea</i>
                                               <i>Cylindropuntia imbricata subsp. cardenche</i>
                                               <i>Cylindropuntia imbricata subsp. imbricata</i>
                                               <i>Cylindropuntia imbricata var. argentea</i>
                                                     [Opuntia imbricata var. argentea]
                                               <i>Cylindropuntia imbricata var. imbricata</i>
                                                     [Cereus imbricatus]
                                                     [Opuntia arborescens]
                                                     [Opuntia imbricata var. arborescens]
                                                     [Opuntia imbricata var. imbricata]
                                                     [Opuntia imbricata var. vexans]
                                               <i>Cylindropuntia imbricata var. spinotecta</i>
                                                     [Cylindropuntia spinotecta]
                                                     [Opuntia spinotecta]
                                             <i>Cylindropuntia imbricata x spinosior</i>
                                             <i>Cylindropuntia kelvinensis</i>
                                             <i>Cylindropuntia kleiniae</i>
                                                   [Cylindropuntia recondita]
                                                   [Opuntia perrita]
                                                   [Opuntia recondita]
                                                   [Opuntia wrightii]
                                             <i>Cylindropuntia leptocalis X acanthocarpa</i>
                                             <i>Cylindropuntia leptocaulis</i>
                                                   [Cylindropuntia brittonii]
                                                   [Opuntia frutescens]
                                                   [Opuntia leptocaulis var. brittonii]
                                                   [Opuntia leptocaulis var. leptocaulis]
                                                   [Opuntia leptocaulis]
                                                   [Opuntia vaginata]
                                             <i>Cylindropuntia leptocaulis x spinosior</i>
                                             <i>Cylindropuntia leptocaulis x thurberi</i>
                                             <i>Cylindropuntia leptocaulis x versicolor</i>
                                             <i>Cylindropuntia leptocaulis x whipplei</i>
                                             <i>Cylindropuntia libertadensis</i>
                                             <i>Cylindropuntia lindsayi</i>
                                                   [Opuntia lindsayi]
                                             <i>Cylindropuntia molesta</i>
                                                   [Cylindropuntia molesta var. clavellina]
                                                   [Opuntia molesta]
                                               <i>Cylindropuntia molesta molesta</i>
                                               <i>Cylindropuntia molesta subsp. clavellina</i>
                                               <i>Cylindropuntia molesta subsp. molesta</i>
                                               <i>Cylindropuntia molesta var. molesta</i>
                                             <i>Cylindropuntia multigeniculata</i>
                                             <i>Cylindropuntia munzii</i>
                                                   [Cylindropuntia x munzii]
                                                   [Opuntia munzii]
                                             <i>Cylindropuntia neoarbuscula</i>
                                             <i>Cylindropuntia prolifera</i>
                                                   [Opuntia prolifera]
                                             <i>Cylindropuntia ramosissima</i>
                                                   [Opuntia ramosissima]
                                                   [Opuntia tessellata]
                                             <i>Cylindropuntia rosea</i>
                                                   [Cylindropuntia imbricata var. rosea]
                                                   [Cylindropuntia pallida]
                                                   [Opuntia pallida]
                                                   [Opuntia rosea]
                                             <i>Cylindropuntia sanfelipensis</i>
                                             <i>Cylindropuntia santamaria</i>
                                                   [Grusonia santamaria]
                                                   [Opuntia santamaria]
                                             <i>Cylindropuntia spinosior</i>
                                                   [Cylindropuntia imbricata subsp. spinosior]
                                                   [Cylindropuntia imbricata var. spinosior]
                                                   [Opuntia spinosior var. neomexicana]
                                                   [Opuntia spinosior]
                                                   [Opuntia whipplei var. spinosior]
                                             <i>Cylindropuntia tesajo</i>
                                                   [Opuntia cineracea]
                                                   [Opuntia tesajo]
                                             <i>Cylindropuntia tetracantha</i>
                                             <i>Cylindropuntia thurberi</i>
                                                   [Opuntia thurberi]
                                               <i>Cylindropuntia thurberi subsp. alamosensis</i>
                                                     [Cylindropuntia alamosensis]
                                                     [Opuntia thurberi var. alamosensis]
                                               <i>Cylindropuntia thurberi subsp. thurberi</i>
                                               <i>Cylindropuntia thurberi var. thurberi</i>
                                             <i>Cylindropuntia tunicata</i>
                                                   [Cactus tunicatus]
                                                   [Opuntia puelchana]
                                                   [Opuntia tunicata var. tunicata]
                                                   [Opuntia tunicata]
                                             <i>Cylindropuntia versicolor</i>
                                                   [Cylindropuntia thurberi subsp. versicolor]
                                                   [Cylindropuntia thurberi var. versicolor]
                                                   [Opuntia thurberi subsp. versicolor]
                                                   [Opuntia thurberi var. versicolor]
                                                   [Opuntia versicolor var. versicolor]
                                                   [Opuntia versicolor var. violacea]
                                                   [Opuntia versicolor]
                                             <i>Cylindropuntia waltoniorum</i>
                                             <i>Cylindropuntia whipplei</i>
                                                   [Cylindropuntia hualpaensis]
                                                   [Opuntia whipplei var. enodis]
                                                   [Opuntia whipplei var. whipplei]
                                                   [Opuntia whipplei]
                                               <i>Cylindropuntia whipplei var. enodis</i>
                                               <i>Cylindropuntia whipplei var. whipplei</i>
                                             <i>Cylindropuntia wolfii</i>
                                                   [Opuntia echinocarpa var. wolfii]
                                                   [Opuntia wolfei]
                                                   [Opuntia wolfii]
                                             <i>Cylindropuntia x congesta</i>
                                                   [Cylindropuntia congesta]
                                                   [Opuntia congesta]
                                                   [Opuntia x congesta]
                                             <i>Cylindropuntia x fosbergii</i>
                                             <i>Cylindropuntia x kelvinensis</i>
                                                   [Opuntia kelvinensis]
                                                   [Opuntia x kelvinensis]
                                             <i>Cylindropuntia x neoarbuscula</i>
                                                   [Opuntia X neoarbuscula]
                                                   [Opuntia neoarbuscula]
                                             <i>Cylindropuntia x tetracantha</i>
                                                   [Opuntia X tetracantha]
                                                   [Opuntia californica]
                                                   [Opuntia kleiniae var. tetracantha]
                                                   [Opuntia tetracantha]
                                             <i>Cylindropuntia x viridiflora</i>
                                                   [Opuntia whipplei var. viridiflora]
                                                   [Opuntia x viridiflora]
                                             <i>Cylindropuntia x vivipara</i>
                                                   [Opuntia X vivipara]
                                                   [Opuntia imbricata var. viridiflora]
                                                   [Opuntia vivipara]
                                             <i>Cylindropuntia × campii</i>
                                                   [Opuntia x campii]
                                             <i>Cylindropuntia × multigeniculata</i>
                                                   [Opuntia multigeniculata]
                                                   [Opuntia whipplei var. multigeniculata]
                                                   [Opuntia x multigeniculata]
                                             <i>Cylindropuntia × viridiflora</i>
                                                   [Cylindropuntia × anasaziensis]
                                             <i>Cylindropuntia ×viridiflora</i>
                                     <i>Deamia</i>
                                             <i>Deamia testudo</i>
                                                   [Deamia diabolica]
                                     <i>Dendrocereus</i>
                                             <i>Dendrocereus nudiflorus</i>
                                             <i>Dendrocereus undulosus</i>
                                     <i>Denmoza</i>
                                             <i>Denmoza rhodacantha</i>
                                                   [Denmoza erythrocephalus]
                                                   [Echinocactus rhodacanthus]
                                     <i>Discocactus</i>
                                             <i>Discocactus albispinus</i>
                                             <i>Discocactus araneispinus</i>
                                             <i>Discocactus bahiensis</i>
                                                   [Discocactus bahiensis subsp. subviridigriseus]
                                                   [Discocactus subviridigriseus]
                                             <i>Discocactus boliviensis</i>
                                             <i>Discocactus boomianus</i>
                                             <i>Discocactus buenekeri</i>
                                             <i>Discocactus catingicola</i>
                                                   [Discocactus cangaensis]
                                                   [Discocactus catingicola subsp. rapirhizua]
                                                   [Discocactus catingicola var. griseus]
                                                   [Discocactus crassispinus subsp. araguaiensis]
                                                   [Discocactus crassispinus]
                                                   [Discocactus estevesii]
                                                   [Discocactus griseus]
                                                   [Discocactus heptacanthus subsp. catingicola]
                                                   [Discocactus nigrisaetosus]
                                                   [Discocactus piauiensis]
                                                   [Discocactus praminentigibbus]
                                                   [Discocactus promentigibbus]
                                                   [Discocactus rapirhizus]
                                                   [Discocactus silicicola]
                                                   [Discocactus silvaticus]
                                                   [Discocactus spinosior]
                                             <i>Discocactus diersianus</i>
                                                   [Discocactus cephaliaciculosus subsp. nudicephalus]
                                                   [Discocactus cephaliaciculosus]
                                                   [Discocactus goianus]
                                                   [Discocactus lindaianus]
                                             <i>Discocactus ferricola</i>
                                             <i>Discocactus hartmannii</i>
                                                   [Discocactus hartmannii var. magnimammus]
                                                   [Discocactus hartmannii var. patulifolius]
                                                   [Discocactus heptacanthus subsp. magnimammus]
                                                   [Discocactus magnimammus subsp. bonitoensis]
                                                   [Discocactus magnimammus]
                                                   [Discocactus mamillosus]
                                                   [Discocactus pachythele]
                                                   [Discocactus patulifolius]
                                                   [Echinocactus hartmannii]
                                             <i>Discocactus heptacanthus</i>
                                                   [Discocactus flavispinus]
                                                   [Discocactus heptacanthus subsp. heptacanthus]
                                                   [Discocactus heptacanthus subsp. melanochlorus]
                                                   [Discocactus melanochlorus]
                                                   [Discocactus semicampaniflorus]
                                                   [Discocactus squamibaccatus]
                                                   [Discocactus subterraneo-prolifera]
                                                   [Discocactus subterraneo-proliferans]
                                                   [Malacocarpus heptacanthus]
                                             <i>Discocactus horstii</i>
                                             <i>Discocactus placentiformis</i>
                                                   [Discocactus crystallophilus]
                                                   [Discocactus latispinus]
                                                   [Discocactus multicolorispinus]
                                                   [Discocactus placentiformis subsp. alteolens]
                                                   [Discocactus placentiformis subsp. multicolorispinus]
                                                   [Discocactus placentiformis subsp. pugionacanthus]
                                                   [Discocactus pseudolatispinus]
                                                   [Discocactus pugionacanthus]
                                                   [Discocactus tricornis]
                                             <i>Discocactus pseudoinsignis</i>
                                             <i>Discocactus zehntneri</i>
                                               <i>Discocactus zehntneri subsp. boomianus</i>
                                                     [Discocactus zehntneri subsp. araneispinus]
                                                     [Discocactus zehntneri subsp. buenekeri]
                                                     [Discocactus zehntneri subsp. horstiorum]
                                               <i>Discocactus zehntneri subsp. zehntneri</i>
                                                     [Discocactus zehntneri subsp. albispinus]
                                     <i>Disocactus</i>
                                             <i>Disocactus ackermannii</i>
                                                   [Epiphyllum ackermannii]
                                                   [Nopalxochia ackermannii]
                                                   [Phyllocactus ackermannii]
                                               <i>Disocactus ackermannii subsp. ackermannii</i>
                                               <i>Disocactus ackermannii subsp. conzattianus</i>
                                                     [Nopalxochia conzattiana]
                                             <i>Disocactus amazonicus</i>
                                             <i>Disocactus anguliger</i>
                                             <i>Disocactus aurantiacus</i>
                                             <i>Disocactus biformis</i>
                                                   [Cereus biformis]
                                             <i>Disocactus crenatus</i>
                                               <i>Disocactus crenatus subsp. crenatus</i>
                                               <i>Disocactus crenatus subsp. kimnachii</i>
                                             <i>Disocactus eichlamii</i>
                                                   [Epiphyllum eichlamii]
                                                   [Phyllocactus eichlamii]
                                             <i>Disocactus flagelliformis</i>
                                                   [Aporocactus leptophis]
                                                   [Cactus flagelliformis]
                                             <i>Disocactus kimnachii</i>
                                             <i>Disocactus macdougallii</i>
                                                   [Nopalxochia macdougallii]
                                             <i>Disocactus macranthus</i>
                                                   [Pseudorhipsalis macrantha]
                                             <i>Disocactus martianus</i>
                                                   [Aporocactus conzattii]
                                                   [Aporocactus martianus]
                                                   [Cereus martianus]
                                             <i>Disocactus nelsonii</i>
                                                   [Chiapasia nelsonii]
                                                   [Epiphyllum nelsonii]
                                               <i>Disocactus nelsonii subsp. hondurensis</i>
                                               <i>Disocactus nelsonii subsp. nelsonii</i>
                                             <i>Disocactus phyllanthoides</i>
                                                   [Cactus phyllanthoides]
                                                   [Epiphyllum jenkinsonii]
                                                   [Epiphyllum phyllanthoides]
                                                   [Nopalxochia phyllanthoides]
                                                   [Phyllocactus phyllanthoides]
                                             <i>Disocactus quezaltecus</i>
                                                   [Bonifazia quezalteca]
                                                   [Epiphyllum quezaltecum]
                                             <i>Disocactus schrankii</i>
                                             <i>Disocactus speciosus</i>
                                                   [Cactus speciosus]
                                                   [Heliocereus speciosissimus]
                                               <i>Disocactus speciosus subsp. aurantiacus</i>
                                                     [Heliocereus aurantiacus]
                                               <i>Disocactus speciosus subsp. blomianus</i>
                                                     [Heliocereus aurantiacus var. blomianus]
                                               <i>Disocactus speciosus subsp. cinnabarinus</i>
                                                     [Disocactus cinnabarinus]
                                                     [Heliocereus cinnabarinus]
                                                     [Heliocereus heterodoxus]
                                               <i>Disocactus speciosus subsp. speciosus</i>
                                                     [Heliocereus amecamensis]
                                                     [Heliocereus luzmariae]
                                                     [Mediocactus coccineus]
                                             <i>Disocactus ×kimnachii</i>
                                                   [Nopalxochia ×horichii]
                                     <i>Dolichothele</i>
                                             <i>Dolichothele albescens</i>
                                             <i>Dolichothele sphaerica</i>
                                     <i>Eccremocactus</i>
                                             <i>Eccremocactus bradei</i>
                                     <i>Echinocactus</i>
                                             <i>Echinocactus alamosanus</i>
                                             <i>Echinocactus bicolor</i>
                                               <i>Echinocactus bicolor var. schottii</i>
                                             <i>Echinocactus brevihamatus</i>
                                             <i>Echinocactus coccineus</i>
                                             <i>Echinocactus cylindraceus</i>
                                             <i>Echinocactus emoryi</i>
                                             <i>Echinocactus falconeri</i>
                                             <i>Echinocactus fordii</i>
                                             <i>Echinocactus glaucus</i>
                                             <i>Echinocactus grusonii</i>
                                             <i>Echinocactus hamatacanthus</i>
                                             <i>Echinocactus horizonthalonius</i>
                                                   [Echinocactus horizontalis]
                                               <i>Echinocactus horizonthalonius var. centrispinus</i>
                                               <i>Echinocactus horizonthalonius var. horizonthalonius</i>
                                                     [Echinocactus horizonthalonius var. moelleri]
                                               <i>Echinocactus horizonthalonius var. nicholii</i>
                                                     [Echinocactus horizonthalonius subsp. nicholii]
                                             <i>Echinocactus longihamatus</i>
                                             <i>Echinocactus mariposensis</i>
                                             <i>Echinocactus megarrhizus</i>
                                             <i>Echinocactus myriostigma</i>
                                             <i>Echinocactus parryi</i>
                                                   [Emorycactus parryi]
                                             <i>Echinocactus platyacanthus</i>
                                                   [Echinocactus grandis]
                                                   [Echinocactus ingens]
                                                   [Echinocactus palmeri]
                                             <i>Echinocactus polyancistrus</i>
                                             <i>Echinocactus polycephalus</i>
                                                   [Emorycactus polycephalus]
                                               <i>Echinocactus polycephalus subsp. polycephalus</i>
                                                     [Homalocephala polycephala]
                                               <i>Echinocactus polycephalus var. polycephalus</i>
                                               <i>Echinocactus polycephalus var. polycephalus*</i>
                                               <i>Echinocactus polycephalus var. xeranthemoides</i>
                                                     [Echinocactus polycephalus subsp. xeranthemoides]
                                                     [Echinocactus xeranthemoides]
                                             <i>Echinocactus robustus</i>
                                             <i>Echinocactus scheeri</i>
                                             <i>Echinocactus setispinus</i>
                                               <i>Echinocactus setispinus var. hamatus</i>
                                             <i>Echinocactus sinuatus</i>
                                             <i>Echinocactus texensis</i>
                                                   [Echinocactus lindheimeri]
                                                   [Homalocephala texensis]
                                             <i>Echinocactus tobuschii</i>
                                             <i>Echinocactus villosus</i>
                                             <i>Echinocactus visnaga</i>
                                             <i>Echinocactus warnockii</i>
                                     <i>Echinocereus</i>
                                             <i>Echinocereus acanthosetus</i>
                                             <i>Echinocereus acifer</i>
                                                   [Cereus acifer]
                                               <i>Echinocereus acifer subsp. acifer</i>
                                                     [Echinocereus acifer subsp. ventanensis]
                                                     [Echinocereus polyacanthus subsp. acifer]
                                                     [Echinocereus triglochidiatus var. acifer]
                                               <i>Echinocereus acifer subsp. huitcholensis</i>
                                                     [Cereus huitcholensis]
                                                     [Echinocereus huitcholensis]
                                                     [Echinocereus polyacanthus subsp. huitcholensis]
                                                     [Echinocereus topiensis]
                                             <i>Echinocereus adustus</i>
                                               <i>Echinocereus adustus subsp. adustus</i>
                                               <i>Echinocereus adustus subsp. schwarzii</i>
                                                     [Echinocereus adustus subsp. roemerianus]
                                                     [Echinocereus schwarzii]
                                             <i>Echinocereus apachensis</i>
                                             <i>Echinocereus arizonicus</i>
                                                   [Echinocereus arizonicus subsp. oldachiorum]
                                                   [Echinocereus triglochidiatus var. arizonicus]
                                               <i>Echinocereus arizonicus subsp. arizonicus</i>
                                               <i>Echinocereus arizonicus subsp. matudae</i>
                                               <i>Echinocereus arizonicus subsp. nigrihorridispinus</i>
                                             <i>Echinocereus bacanorensis</i>
                                                   [Echinocereus klapperi subsp. bacanorensis]
                                                   [Echinocereus santaritensis subsp. bacanorensis]
                                             <i>Echinocereus barthelowanus</i>
                                             <i>Echinocereus berlandieri</i>
                                               <i>Echinocereus berlandieri var. blanckii</i>
                                               <i>Echinocereus berlandieri var. blankii</i>
                                               <i>Echinocereus berlandieri var. papillosus</i>
                                             <i>Echinocereus blanckii</i>
                                                   [Echinocereus blankii]
                                             <i>Echinocereus blumii</i>
                                             <i>Echinocereus bonkerae</i>
                                                   [Echinocereus fasciculatus subsp. bonkerae]
                                                   [Echinocereus fendleri var. bonkerae]
                                               <i>Echinocereus bonkerae subsp. apachensis</i>
                                               <i>Echinocereus bonkerae subsp. bonkerae</i>
                                             <i>Echinocereus brandegeei</i>
                                             <i>Echinocereus bristolii</i>
                                             <i>Echinocereus caespitosus</i>
                                               <i>Echinocereus caespitosus var. minor</i>
                                               <i>Echinocereus caespitosus var. perbellus</i>
                                               <i>Echinocereus caespitosus var. purpureus</i>
                                             <i>Echinocereus carmenensis</i>
                                             <i>Echinocereus chisoensis</i>
                                                   [Echinocereus chisosensis]
                                                   [Echinocereus reichenbachii var. chisoensis]
                                                   [Echinocereus reichenbachii var. chisosensis]
                                               <i>Echinocereus chisoensis var. chisoensis</i>
                                                     [Echinocereus chisoensis subsp. chisoensis]
                                                     [Echinocereus chisosensis subsp. chisosensis]
                                                     [Echinocereus chisosensis var. chisosensis]
                                               <i>Echinocereus chisoensis var. fobeanus</i>
                                                     [Echinocereus chisosensis subsp. fobeanus]
                                                     [Echinocereus fobeanus]
                                             <i>Echinocereus chloranthus</i>
                                               <i>Echinocereus chloranthus subsp. chloranthus</i>
                                               <i>Echinocereus chloranthus subsp. rhyolithensis</i>
                                               <i>Echinocereus chloranthus var. chloranthus</i>
                                               <i>Echinocereus chloranthus var. cylindricus</i>
                                               <i>Echinocereus chloranthus var. neocapillus</i>
                                             <i>Echinocereus cinerascens</i>
                                                   [Echinocereus chlorophthalmus]
                                                   [Echinocereus cinerascens var. ehrenbergii]
                                                   [Echinocereus glycimorphus]
                                               <i>Echinocereus cinerascens subsp. cinerascens</i>
                                               <i>Echinocereus cinerascens subsp. septentrionalis</i>
                                               <i>Echinocereus cinerascens subsp. tulensis</i>
                                                     [Echinocereus tulensis]
                                               <i>Echinocereus cinerascens var. cinerascens</i>
                                             <i>Echinocereus coccineus</i>
                                                   [Echinocereus aggregatus]
                                                   [Echinocereus coccineus subsp. paucispinus]
                                                   [Echinocereus phoeniceus var. inermis]
                                                   [Echinocereus triglochidiatus subsp. coccineus]
                                                   [Echinocereus triglochidiatus var. paucispinus]
                                                   [Echinocereus triglochidiatus var. toroweapensis]
                                               <i>Echinocereus coccineus coccineus</i>
                                               <i>Echinocereus coccineus subsp. coccineus</i>
                                                     [Cereus roemeri]
                                                     [Echinocereus bakeri]
                                                     [Echinocereus canyonensis]
                                                     [Echinocereus coccineus subsp. roemeri]
                                                     [Echinocereus hexaedrus]
                                                     [Echinocereus neomexicanus]
                                                     [Echinocereus phoeniceus var. phoeniceus]
                                                     [Echinocereus phoeniceus]
                                                     [Echinocereus roemeri]
                                                     [Echinocereus triglochidiatus var. inermis]
                                                     [Echinocereus triglochidiatus var. melanacanthus]
                                                     [Echinocereus triglochidiatus var. octacanthus]
                                               <i>Echinocereus coccineus subsp. rosei</i>
                                               <i>Echinocereus coccineus subsp. santaritensis</i>
                                                     [Echinocereus santaritensis subsp. santaritensis]
                                                     [Echinocereus santaritensis]
                                               <i>Echinocereus coccineus subsp. transpecosensis</i>
                                               <i>Echinocereus coccineus var. arizonicus</i>
                                                     [Echinocereus polyacanthus var. neomexicanus]
                                                     [Echinocereus triglochidiatus var. neomexicanus]
                                               <i>Echinocereus coccineus var. coccineus</i>
                                                     [Coryphantha vivipara var. aggregata]
                                                     [Echinocereus coccineus var. conoideus]
                                                     [Echinocereus coccineus var. inermis]
                                                     [Echinocereus octacanthus]
                                                     [Echinocereus polyacanthus var. rosei]
                                                     [Echinocereus triglochidiatus var. hexaedrus]
                                                     [Mammillaria aggregata]
                                               <i>Echinocereus coccineus var. gurneyi</i>
                                                     [Echinocereus triglochidiatus var. gurneyi]
                                               <i>Echinocereus coccineus var. paucispinus</i>
                                               <i>Echinocereus coccineus var. rosei</i>
                                             <i>Echinocereus conglomeratus</i>
                                             <i>Echinocereus conoideus</i>
                                             <i>Echinocereus dasyacanthus</i>
                                                   [Echinocereus ctenoides]
                                                   [Echinocereus dasyacanthus subsp. dasyacanthus]
                                                   [Echinocereus dasyacanthus subsp. rectispinus]
                                                   [Echinocereus dasyacanthus var. hildmannii]
                                                   [Echinocereus pectinatus var. ctenoides]
                                                   [Echinocereus pectinatus var. dasyacanthus]
                                                   [Echinocereus pectinatus var. neomexicanus]
                                                   [Echinocereus steereae]
                                             <i>Echinocereus dubius</i>
                                             <i>Echinocereus ehrenbergii</i>
                                             <i>Echinocereus engelmannii</i>
                                                   [Echinocereus decumbens]
                                                   [Echinocereus engelmanni]
                                                   [Echinocereus engelmannii var. decumbens]
                                               <i>Echinocereus engelmannii engelmannii</i>
                                               <i>Echinocereus engelmannii subsp. decumbens</i>
                                               <i>Echinocereus engelmannii subsp. engelmannii</i>
                                               <i>Echinocereus engelmannii subsp. llanuraensis</i>
                                                     [Echinocereus nicholii subsp. llanuraensis]
                                               <i>Echinocereus engelmannii var. acicularis</i>
                                                     [Echinocereus engelmannii subsp. acicularis]
                                               <i>Echinocereus engelmannii var. armatus</i>
                                               <i>Echinocereus engelmannii var. chrysocentrus</i>
                                               <i>Echinocereus engelmannii var. engelmannii</i>
                                               <i>Echinocereus engelmannii var. howei</i>
                                               <i>Echinocereus engelmannii var. munzii</i>
                                                     [Echinocereus munzii]
                                               <i>Echinocereus engelmannii var. purpureus</i>
                                               <i>Echinocereus engelmannii var. variegatus</i>
                                                     [Cereus engelmannii var. variegatus]
                                                     [Echinocereus engelmannii subsp. variegatus]
                                             <i>Echinocereus enneacanthus</i>
                                                   [Cereus enneacanthus]
                                                   [Echinocereus sarissophorus]
                                               <i>Echinocereus enneacanthus subsp. brevispinus</i>
                                               <i>Echinocereus enneacanthus subsp. enneacanthus</i>
                                                     [Echinocereus enneacanthus f. intermedius]
                                                     [Echinocereus enneacanthus subsp. carnosus]
                                                     [Echinocereus enneacanthus subsp. intermedius]
                                                     [Echinocereus merkeri]
                                               <i>Echinocereus enneacanthus var. brevispinus</i>
                                               <i>Echinocereus enneacanthus var. carnosus</i>
                                               <i>Echinocereus enneacanthus var. dubius</i>
                                               <i>Echinocereus enneacanthus var. enneacanthus</i>
                                             <i>Echinocereus fasciculatus</i>
                                                   [Echinocereus fasciculatus subsp. boyce-thompsonii]
                                                   [Echinocereus fasciculatus subsp. fasciculatus]
                                                   [Echinocereus fendleri var. fasciculatus]
                                             <i>Echinocereus fendleri</i>
                                               <i>Echinocereus fendleri subsp. fendleri</i>
                                                     [Echinocereus hempelii]
                                                     [Echinocereus kuenzleri]
                                               <i>Echinocereus fendleri subsp. kuenzleri</i>
                                               <i>Echinocereus fendleri subsp. rectispinus</i>
                                                     [Echinocereus fendleri var. retispinus]
                                                     [Echinocereus hempelii subsp. rectispinus]
                                               <i>Echinocereus fendleri var. boyce-thompsonii</i>
                                                     [Echinocereus boyce-thompsonii]
                                                     [Echinocereus fasciculatus var. boyce-thompsonii]
                                               <i>Echinocereus fendleri var. fendleri</i>
                                               <i>Echinocereus fendleri var. kuenzleri</i>
                                                     [Echinocereus fendleri subsp. hempelii]
                                               <i>Echinocereus fendleri var. rectispinus</i>
                                                     [Echinocereus rectispinus]
                                             <i>Echinocereus ferreirianus</i>
                                               <i>Echinocereus ferreirianus subsp. ferreirianus</i>
                                               <i>Echinocereus ferreirianus subsp. lindsayi</i>
                                             <i>Echinocereus fitchii</i>
                                             <i>Echinocereus freudenbergeri</i>
                                             <i>Echinocereus gonacanthus</i>
                                             <i>Echinocereus grandis</i>
                                             <i>Echinocereus klapperi</i>
                                             <i>Echinocereus knippelianus</i>
                                                   [Echinocereus knippelianus var. reyesii]
                                               <i>Echinocereus knippelianus subsp. kruegeri</i>
                                                     [Echinocereus knippelianus var. kruegeri]
                                             <i>Echinocereus laui</i>
                                             <i>Echinocereus ledingii</i>
                                                   [Echinocereus fendleri var. ledingii]
                                             <i>Echinocereus leucanthus</i>
                                                   [Wilcoxia albiflora]
                                             <i>Echinocereus lindsayi</i>
                                                   [Echinocereus ferreirianus var. lindsayi]
                                             <i>Echinocereus llanuraensis</i>
                                             <i>Echinocereus lloydii</i>
                                                   [Echinocereus × lloydii]
                                             <i>Echinocereus longisetus</i>
                                               <i>Echinocereus longisetus subsp. delaetii</i>
                                                     [Cephalocereus delaetii]
                                                     [Echinocereus delaetii]
                                               <i>Echinocereus longisetus subsp. longisetus</i>
                                             <i>Echinocereus luteus</i>
                                             <i>Echinocereus mamillatus</i>
                                             <i>Echinocereus mapimiensis</i>
                                             <i>Echinocereus maritimus</i>
                                                   [Echinocereus hancockii]
                                               <i>Echinocereus maritimus subsp. hancockii</i>
                                               <i>Echinocereus maritimus subsp. maritimus</i>
                                               <i>Echinocereus maritimus var. hancockii</i>
                                               <i>Echinocereus maritimus var. maritimus</i>
                                             <i>Echinocereus matudae</i>
                                             <i>Echinocereus melanocentrus</i>
                                             <i>Echinocereus metornii</i>
                                             <i>Echinocereus milleri</i>
                                             <i>Echinocereus mojavensis</i>
                                                   [Echinocereus triglochidiatus var. mojavensis]
                                             <i>Echinocereus mombergerianus</i>
                                                   [Echinocereus polyacanthus subsp. mombergerianus]
                                             <i>Echinocereus nicholii</i>
                                                   [Echinocereus engelmannii var. nicholii]
                                                   [Echinocereus nicholii subsp. nicholii]
                                             <i>Echinocereus nivosus</i>
                                                   [Echinocereus albatus]
                                             <i>Echinocereus occidentalis</i>
                                               <i>Echinocereus occidentalis ssp. breckwoldtiorum</i>
                                             <i>Echinocereus ortegae</i>
                                               <i>Echinocereus ortegae subsp. koehresianus</i>
                                                     [Echinocereus koehresianus]
                                               <i>Echinocereus ortegae subsp. ortegae</i>
                                             <i>Echinocereus pacificus</i>
                                               <i>Echinocereus pacificus subsp. mombergerianus</i>
                                               <i>Echinocereus pacificus subsp. pacificus</i>
                                             <i>Echinocereus palmeri</i>
                                               <i>Echinocereus palmeri subsp. mazapil</i>
                                               <i>Echinocereus palmeri subsp. palmeri</i>
                                             <i>Echinocereus pamanesii</i>
                                             <i>Echinocereus pamanesiorum</i>
                                               <i>Echinocereus pamanesiorum subsp. bonatzii</i>
                                                     [Echinocereus adustus subsp. bonatzii]
                                                     [Echinocereus bonatzii]
                                               <i>Echinocereus pamanesiorum subsp. pamanesiorum</i>
                                             <i>Echinocereus papillosus</i>
                                               <i>Echinocereus papillosus var. angusticeps</i>
                                                     [Echinocereus angusticeps]
                                                     [Echinocereus berlandieri var. angusticeps]
                                                     [Echinocereus blanckii var. angusticeps]
                                                     [Echinocereus blankii var. angusticeps]
                                               <i>Echinocereus papillosus var. papillosus</i>
                                             <i>Echinocereus parkeri</i>
                                               <i>Echinocereus parkeri subsp. arteagensis</i>
                                               <i>Echinocereus parkeri subsp. gonzalezii</i>
                                               <i>Echinocereus parkeri subsp. mazapilensis</i>
                                               <i>Echinocereus parkeri subsp. parkeri</i>
                                             <i>Echinocereus paucispinus</i>
                                             <i>Echinocereus pectinatus</i>
                                               <i>Echinocereus pectinatus subsp. ctenoides</i>
                                                     [Echinocereus hildmannii]
                                               <i>Echinocereus pectinatus subsp. pectinatus</i>
                                                     [Echinocactus pectinatus]
                                               <i>Echinocereus pectinatus subsp. wenigeri</i>
                                               <i>Echinocereus pectinatus var. minor</i>
                                               <i>Echinocereus pectinatus var. pectinatus</i>
                                               <i>Echinocereus pectinatus var. wenigeri</i>
                                             <i>Echinocereus pentalophus</i>
                                                   [Cereus pentalophus var. radicans]
                                                   [Cereus pentalophus var. simplex]
                                                   [Echinocereus pentalophus subsp. procumbens]
                                               <i>Echinocereus pentalophus subsp. leonensis</i>
                                                     [Echinocereus leonensis]
                                               <i>Echinocereus pentalophus subsp. pentalophus</i>
                                                     [Echinocereus leptacanthus]
                                               <i>Echinocereus pentalophus var. leonensis</i>
                                             <i>Echinocereus perbellus</i>
                                             <i>Echinocereus polyacanthus</i>
                                                   [Echinocereus durangensis]
                                                   [Echinocereus triglochidiatus subsp. polyacanthus]
                                                   [Echinocereus triglochidiatus var. polyacanthus]
                                               <i>Echinocereus polyacanthus subsp. pacificus</i>
                                               <i>Echinocereus polyacanthus subsp. polyacanthus</i>
                                               <i>Echinocereus polyacanthus var. huitcholensis</i>
                                               <i>Echinocereus polyacanthus var. pacificus</i>
                                                     [Echinocereus triglochidiatus var. pacificus]
                                               <i>Echinocereus polyacanthus var. polyacanthus</i>
                                             <i>Echinocereus poselgeri</i>
                                                   [Cereus poselgeri]
                                                   [Cereus tuberosus]
                                                   [Echinocereus kroenleinii]
                                                   [Echinocereus poselgeri subsp. kroenleinii]
                                                   [Echinocereus tamaulipensis subsp. waldeisii]
                                                   [Echinocereus waldeisii]
                                                   [Wilcoxia kroenleinii]
                                                   [Wilcoxia poselgeri]
                                                   [Wilcoxia tamaulipensis]
                                             <i>Echinocereus primolanatus</i>
                                             <i>Echinocereus princeps</i>
                                             <i>Echinocereus procumbens</i>
                                             <i>Echinocereus pseudopectinatus</i>
                                                   [Echinocereus bristolii var. pseudopectinatus]
                                             <i>Echinocereus pulchellus</i>
                                               <i>Echinocereus pulchellus subsp. acanthosetus</i>
                                               <i>Echinocereus pulchellus subsp. pulchellus</i>
                                                     [Echinocereus amoenus]
                                               <i>Echinocereus pulchellus subsp. sharpii</i>
                                               <i>Echinocereus pulchellus subsp. weinbergii</i>
                                                     [Echinocereus weinbergii subsp. weinbergii]
                                                     [Echinocereus weinbergii]
                                             <i>Echinocereus rayonensis</i>
                                             <i>Echinocereus rayonesensis</i>
                                             <i>Echinocereus rebmanii</i>
                                             <i>Echinocereus reichenbachii</i>
                                                   [Cereus pectinatus var. armatus]
                                                   [Echinocereus purpureus]
                                                   [Echinocereus reichenbachii subsp. burrensis]
                                               <i>Echinocereus reichenbachii subsp. albertii</i>
                                                     [Echinocereus fitchii subsp. albertii]
                                               <i>Echinocereus reichenbachii subsp. armatus</i>
                                               <i>Echinocereus reichenbachii subsp. baileyi</i>
                                                     [Echinocereus albispinus]
                                                     [Echinocereus baileyi var. albispinus]
                                                     [Echinocereus baileyi]
                                                     [Echinocereus reichenbachii var. albispinus]
                                                     [Echinocereus reichenbachii var. baileyi]
                                               <i>Echinocereus reichenbachii subsp. caespitosus</i>
                                               <i>Echinocereus reichenbachii subsp. fitchii</i>
                                               <i>Echinocereus reichenbachii subsp. perbellus</i>
                                               <i>Echinocereus reichenbachii subsp. reichenbachii</i>
                                               <i>Echinocereus reichenbachii var. albertii</i>
                                               <i>Echinocereus reichenbachii var. fitchii</i>
                                               <i>Echinocereus reichenbachii var. perbellus</i>
                                               <i>Echinocereus reichenbachii var. reichenbachii</i>
                                             <i>Echinocereus relictus</i>
                                             <i>Echinocereus rigidissimus</i>
                                                   [Cereus pectinatus var. rigidissimus]
                                                   [Echinocereus pectinatus var. rigidissimus]
                                               <i>Echinocereus rigidissimus subsp. rigidissimus</i>
                                               <i>Echinocereus rigidissimus subsp. rubispinus</i>
                                                     [Echinocereus pectinatus var. rubrispinus]
                                               <i>Echinocereus rigidissimus var. rigidissimus</i>
                                               <i>Echinocereus rigidissimus var. rubispinus</i>
                                             <i>Echinocereus robustus</i>
                                             <i>Echinocereus rosei</i>
                                             <i>Echinocereus russanthus</i>
                                                   [Echinocereus chloranthus var. russanthus]
                                                   [Echinocereus viridiflorus var. weedinii]
                                             <i>Echinocereus sanpedroensis</i>
                                             <i>Echinocereus scheeri</i>
                                                   [Cereus scheeri]
                                                   [Echinocereus salm-dyckianus]
                                               <i>Echinocereus scheeri subsp. gentryi</i>
                                                     [Echinocereus gentryi]
                                               <i>Echinocereus scheeri subsp. scheeri</i>
                                               <i>Echinocereus scheeri var. gentryi</i>
                                               <i>Echinocereus scheeri var. obscuriensis</i>
                                               <i>Echinocereus scheeri var. scheeri</i>
                                             <i>Echinocereus schereri</i>
                                             <i>Echinocereus schmollii</i>
                                                   [Cereus schmollii]
                                                   [Wilcoxia schmollii]
                                             <i>Echinocereus sciurus</i>
                                                   [Cereus sciurus]
                                                   [Echinocereus subterraneus]
                                               <i>Echinocereus sciurus subsp. floresii</i>
                                                     [Echinocereus floresii]
                                               <i>Echinocereus sciurus subsp. sciurus</i>
                                             <i>Echinocereus scopulorum</i>
                                             <i>Echinocereus sharpii</i>
                                             <i>Echinocereus spinigemmatus</i>
                                             <i>Echinocereus stolonifer</i>
                                                   [Echinocereus stoloniferus]
                                               <i>Echinocereus stolonifer subsp. stolonifer</i>
                                                     [Echinocereus stoloniferus subsp. stoloniferus]
                                                     [Echinocereus stoloniferus var. stoloniferus]
                                               <i>Echinocereus stolonifer subsp. tayopensis</i>
                                                     [Echinocereus stolonifer var. tayopensis]
                                                     [Echinocereus stoloniferus subsp. tayopensis]
                                                     [Echinocereus stoloniferus var. tayopensis]
                                                     [Echinocereus tayopensis]
                                             <i>Echinocereus stramineus</i>
                                                   [Echinocereus enneacanthus var. stramineus]
                                               <i>Echinocereus stramineus stramineus</i>
                                               <i>Echinocereus stramineus subsp. occidentalis</i>
                                               <i>Echinocereus stramineus subsp. stramineus</i>
                                               <i>Echinocereus stramineus var. occidentalis</i>
                                               <i>Echinocereus stramineus var. stramineus</i>
                                             <i>Echinocereus subinermis</i>
                                               <i>Echinocereus subinermis subsp. ochoterenae</i>
                                                     [Echinocereus ochoterenae]
                                               <i>Echinocereus subinermis subsp. subinermis</i>
                                               <i>Echinocereus subinermis var. luteus</i>
                                               <i>Echinocereus subinermis var. subinermis</i>
                                             <i>Echinocereus tamaulipensis</i>
                                             <i>Echinocereus triglochidiatus</i>
                                                   [Echinocereus coccineus subsp. mojavensis]
                                                   [Echinocereus coccineus var. octacanthus]
                                                   [Echinocereus triglochidiatus subsp. triglochidiatus]
                                                   [Echinocereus triglochidiatus var. gonacanthus]
                                               <i>Echinocereus triglochidiatus var. triglochidiatus</i>
                                                     [Echinocereus kunzei]
                                             <i>Echinocereus viereckii</i>
                                               <i>Echinocereus viereckii subsp. morricalii</i>
                                                     [Echinocereus morricalii]
                                                     [Echinocereus viereckii subsp. huastecensis]
                                                     [Echinocereus viereckii var. morricalii]
                                               <i>Echinocereus viereckii subsp. viereckii</i>
                                             <i>Echinocereus viridiflorus</i>
                                               <i>Echinocereus viridiflorus subsp. chloranthus</i>
                                                     [Echinocereus neocapillus]
                                                     [Echinocereus viridiflorus var. neocapillus]
                                               <i>Echinocereus viridiflorus subsp. correllii</i>
                                               <i>Echinocereus viridiflorus subsp. cylindricus</i>
                                               <i>Echinocereus viridiflorus subsp. davisii</i>
                                               <i>Echinocereus viridiflorus subsp. viridiflorus</i>
                                               <i>Echinocereus viridiflorus var. canus</i>
                                               <i>Echinocereus viridiflorus var. chloranthus</i>
                                               <i>Echinocereus viridiflorus var. correllii</i>
                                               <i>Echinocereus viridiflorus var. cylindricus</i>
                                               <i>Echinocereus viridiflorus var. davisii</i>
                                                     [Echinocereus davisii]
                                               <i>Echinocereus viridiflorus var. russanthus</i>
                                               <i>Echinocereus viridiflorus var. standleyi</i>
                                               <i>Echinocereus viridiflorus var. viridiflorus</i>
                                             <i>Echinocereus websterianus</i>
                                             <i>Echinocereus yavapaiensis</i>
                                             <i>Echinocereus zapalinamensis</i>
                                             <i>Echinocereus × roetteri</i>
                                                   [Echinocereus roetteri var. lloydii]
                                                   [Echinocereus roetteri]
                                             <i>Echinocereus ×neomexicanus</i>
                                     <i>Echinofossulocactus</i>
                                             <i>Echinofossulocactus anfractuosus</i>
                                             <i>Echinofossulocactus dichroacanthus</i>
                                             <i>Echinofossulocactus lexarzai</i>
                                             <i>Echinofossulocactus multicostatus</i>
                                     <i>Echinomastus</i>
                                             <i>Echinomastus erectocentrus</i>
                                                   [Neolloydia erectocentra]
                                                   [Sclerocactus erectocentrus]
                                               <i>Echinomastus erectocentrus subsp. acunensis</i>
                                               <i>Echinomastus erectocentrus subsp. erectocentrus</i>
                                                     [Sclerocactus erectocentrus var. erectocentrus]
                                               <i>Echinomastus erectocentrus var. acunensis</i>
                                                     [Sclerocactus erectocentrus var. acunensis]
                                               <i>Echinomastus erectocentrus var. erectocentrus</i>
                                                     [Neolloydia erectocentra var. erectocentra]
                                             <i>Echinomastus gautii</i>
                                             <i>Echinomastus intertextus</i>
                                                   [Sclerocactus intertextus var. intertextus]
                                               <i>Echinomastus intertextus subsp. intertextus</i>
                                               <i>Echinomastus intertextus var. dasyacanthus</i>
                                               <i>Echinomastus intertextus var. intertextus</i>
                                             <i>Echinomastus mariposensis</i>
                                             <i>Echinomastus unguispinus</i>
                                               <i>Echinomastus unguispinus var. durangensis</i>
                                               <i>Echinomastus unguispinus var. unguispinus</i>
                                             <i>Echinomastus warnockii</i>
                                     <i>Echinopsis</i>
                                           [Echinopsis mieckleyi]
                                           [Echinopsis spinibarbis]
                                           [Echinopsis trichosa]
                                             <i>Echinopsis albispinosa</i>
                                                   [Echinopsis silvestrii]
                                             <i>Echinopsis ancistrophora</i>
                                                   [Echinopsis ancistrophora subsp. ancistrophora]
                                                   [Echinopsis hamatacantha]
                                                   [Echinopsis kratochviliana]
                                                   [Echinopsis polyancistra]
                                                   [Echinopsis subdenudata]
                                                   [Echinopsis subdenudatus]
                                             <i>Echinopsis angelesiae</i>
                                                   [Trichocereus angelesii]
                                             <i>Echinopsis antezanae</i>
                                             <i>Echinopsis arachnacantha</i>
                                                   [Echinopsis ancistrophora subsp. arachnacantha]
                                                   [Echinopsis graciliflora]
                                               <i>Echinopsis arachnacantha subsp. arachnacantha</i>
                                               <i>Echinopsis arachnacantha subsp. densiseta</i>
                                               <i>Echinopsis arachnacantha subsp. sulphurea</i>
                                                     [Echinopsis ancistrophora var. sulphurea]
                                                     [Echinopsis arachnacantha var. sulphurea]
                                               <i>Echinopsis arachnacantha subsp. torrecillasensis</i>
                                             <i>Echinopsis arboricola</i>
                                                   [Trichocereus arboricola]
                                             <i>Echinopsis arebaloi</i>
                                             <i>Echinopsis atacamensis</i>
                                                   [Trichocereus atacamensis]
                                               <i>Echinopsis atacamensis subsp. atacamensis</i>
                                               <i>Echinopsis atacamensis subsp. pasacana</i>
                                                     [Echinopsis rivierei]
                                                     [Pilocereus pasacanus]
                                                     [Trichocereus eremophilus]
                                                     [Trichocereus pasacana]
                                                     [Trichocereus rivierei]
                                             <i>Echinopsis aurantiaca</i>
                                             <i>Echinopsis aurea</i>
                                                   [Echinopsis aurea var. fallax]
                                                   [Hymenorebutia aurea]
                                                   [Lobivia aurea]
                                               <i>Echinopsis aurea subsp. aurea</i>
                                                     [Echinopsis quinesensis]
                                                     [Hymenorebutia quinesensis]
                                                     [Lobivia cylindracea]
                                                     [Lobivia cylindrica]
                                               <i>Echinopsis aurea subsp. fallax</i>
                                               <i>Echinopsis aurea subsp. shaferi</i>
                                                     [Lobivia shaferi]
                                             <i>Echinopsis ayopayana</i>
                                                   [Echinopsis kladiwana]
                                             <i>Echinopsis backebergii</i>
                                                   [Lobivia backebergiana]
                                                   [Lobivia backebergii]
                                               <i>Echinopsis backebergii subsp. backebergii</i>
                                                     [Lobivia backebergii subsp. zecheri]
                                                     [Lobivia backebergii var. zecheri]
                                                     [Lobivia wrightiana var. winteriana]
                                               <i>Echinopsis backebergii subsp. wrightiana</i>
                                                     [Lobivia backebergii subsp. wrightiana]
                                                     [Lobivia backebergii var. winteriana]
                                                     [Lobivia backebergii var. wrightiana]
                                             <i>Echinopsis bertramiana</i>
                                             <i>Echinopsis boedekeriana</i>
                                             <i>Echinopsis bolligeriana</i>
                                             <i>Echinopsis breviflora</i>
                                                   [Lobivia breviflora]
                                             <i>Echinopsis bridgesii</i>
                                               <i>Echinopsis bridgesii subsp. bridgesii</i>
                                               <i>Echinopsis bridgesii subsp. vallegrandensis</i>
                                                     [Echinopsis huotii subsp. huotii]
                                                     [Echinopsis huotii subsp. vallegrandensis]
                                               <i>Echinopsis bridgesii subsp. yungasensis</i>
                                             <i>Echinopsis caineana</i>
                                                   [Lobivia caineana]
                                             <i>Echinopsis calochlora</i>
                                                   [Echinopsis calochlora subsp. calochlora]
                                                   [Echinopsis calochlora subsp. glaetzleana]
                                                   [Echinopsis hammerschmidii]
                                                   [Echinopsis ibicuatensis]
                                             <i>Echinopsis calorubra</i>
                                                   [Echinopsis ancistrophora subsp. cardenasiana]
                                                   [Echinopsis ancistrophora subsp. pojoensis]
                                                   [Echinopsis obrepanda subsp. calorubra]
                                                   [Echinopsis obrepanda var. calorubra]
                                                   [Lobivia aguilarii]
                                                   [Lobivia calorubra]
                                                   [Lobivia cardenasiana]
                                                   [Lobivia pojoensis]
                                             <i>Echinopsis camarguensis</i>
                                                   [Trichocereus camarguensis]
                                             <i>Echinopsis candicans</i>
                                                   [Cereus candicans]
                                                   [Echinopsis courantii]
                                                   [Echinopsis pseudocandicans]
                                                   [Echinopsis purpureopilosa]
                                                   [Trichocereus courantii]
                                                   [Trichocereus neolamprochlorus]
                                                   [Trichocereus pseudocandicans]
                                             <i>Echinopsis caulescens</i>
                                                   [Trichocereus caulescens]
                                             <i>Echinopsis cephalomacrostibas</i>
                                             <i>Echinopsis chacoana</i>
                                             <i>Echinopsis chamaecereus</i>
                                                   [Cereus silvestrii]
                                                   [Chamaecereus silvestrii]
                                             <i>Echinopsis chiloensis</i>
                                                   [Trichocereus chiloensis]
                                               <i>Echinopsis chiloensis subsp. chiloensis</i>
                                               <i>Echinopsis chiloensis subsp. litoralis</i>
                                               <i>Echinopsis chiloensis subsp. skottsbergii</i>
                                             <i>Echinopsis chrysantha</i>
                                                   [Hymenorebutia chrysantha]
                                                   [Lobivia chrysantha]
                                                   [Lobivia polaskiana]
                                             <i>Echinopsis chrysochete</i>
                                                   [Lobivia chrysochete]
                                                   [Lobivia hystrix]
                                             <i>Echinopsis cinnabarina</i>
                                                   [Echinocactus cinnabarinus]
                                                   [Lobivia charcasina]
                                                   [Lobivia cinnabarina subsp. prestoana]
                                                   [Lobivia cinnabarina subsp. taratensis]
                                                   [Lobivia cinnabarina]
                                                   [Lobivia draxleriana]
                                                   [Lobivia prestoana]
                                                   [Lobivia taratensis]
                                                   [Lobivia walterspielii]
                                                   [Lobivia zudanensis]
                                                   [Weingartia jarmilae]
                                             <i>Echinopsis clavata</i>
                                                   [Echinopsis clavatus]
                                                   [Trichocereus clavatus]
                                             <i>Echinopsis cochabambensis</i>
                                             <i>Echinopsis comarapana</i>
                                             <i>Echinopsis conaconensis</i>
                                             <i>Echinopsis coquimbana</i>
                                                   [Cactus coquimbanus]
                                                   [Trichocereus coquimbanus]
                                             <i>Echinopsis cotacajesi</i>
                                             <i>Echinopsis cotacajesii</i>
                                             <i>Echinopsis cuzcoensis</i>
                                                   [Echinopsis knuthiana]
                                                   [Echinopsis schoenii]
                                                   [Echinopsis tarmaensis]
                                                   [Echinopsis tulhuayacensis]
                                                   [Trichocereus cuzcoensis]
                                                   [Trichocereus knuthianus]
                                                   [Trichocereus schoenii]
                                                   [Trichocereus tarmaensis]
                                                   [Trichocereus tulhuayacensis]
                                             <i>Echinopsis densispina</i>
                                                   [Echinopsis scoparia]
                                                   [Hymenorebutia chlorogona]
                                                   [Lobivia haematantha subsp. densispina]
                                                   [Lobivia haematantha var. densispina]
                                                   [Lobivia rebutioides]
                                                   [Lobivia scoparia]
                                             <i>Echinopsis deserticola</i>
                                                   [Cereus deserticola]
                                                   [Trichocereus deserticola]
                                             <i>Echinopsis famatimensis</i>
                                                   [Echinocactus famatimensis]
                                                   [Echinopsis famatinensis]
                                                   [Lobivia famatimensis]
                                             <i>Echinopsis ferox</i>
                                                   [Echinopsis cerdana]
                                                   [Echinopsis ferox subsp. potosina]
                                                   [Echinopsis ferox var. potosina]
                                                   [Echinopsis lecoriensis]
                                                   [Echinopsis longispina]
                                                   [Echinopsis nigra]
                                                   [Echinopsis potosina]
                                                   [Lobivia aureolilacina]
                                                   [Lobivia claeysiana]
                                                   [Lobivia ferox]
                                                   [Lobivia hastifera]
                                                   [Lobivia horrida]
                                                   [Lobivia longispina]
                                                   [Lobivia pachyacantha]
                                                   [Lobivia potosina]
                                                   [Lobivia variispina]
                                                   [Trichocereus orurensis]
                                             <i>Echinopsis formosa</i>
                                                   [Echinocactus formosus]
                                                   [Lobivia formosa]
                                                   [Trichocereus formosus]
                                               <i>Echinopsis formosa subsp. bruchii</i>
                                                     [Echinopsis bruchii]
                                                     [Lobivia bruchii]
                                                     [Lobivia formosa subsp. bruchii]
                                                     [Lobivia formosa subsp. grandis]
                                                     [Lobivia formosa var. bruchii]
                                                     [Lobivia formosa var. grandis]
                                                     [Lobivia grandis]
                                                     [Trichocereus bruchii]
                                                     [Trichocereus grandis]
                                                     [Trichocereus ingens]
                                               <i>Echinopsis formosa subsp. formosa</i>
                                                     [Echinopsis uebelmanniana]
                                               <i>Echinopsis formosa subsp. kieslingii</i>
                                                     [Lobivia kieslingii]
                                               <i>Echinopsis formosa subsp. korethroides</i>
                                                     [Echinopsis korethroides]
                                                     [Trichocereus korethroides]
                                               <i>Echinopsis formosa subsp. randallii</i>
                                                     [Echinopsis randallii]
                                                     [Trichocereus randallii]
                                               <i>Echinopsis formosa subsp. rosarioana</i>
                                                     [Lobivia rosarioana]
                                             <i>Echinopsis glauca</i>
                                                   [Echinopsis uyupampensis]
                                             <i>Echinopsis glaucina</i>
                                             <i>Echinopsis haematantha</i>
                                                   [Echinocactus haematanthus]
                                                   [Echinopsis elongata]
                                                   [Echinopsis hualfinensis]
                                                   [Echinopsis kuehnrichii]
                                                   [Hymenorebutia drijveriana]
                                                   [Hymenorebutia kuehnrichii]
                                                   [Lobivia amblayensis]
                                                   [Lobivia chorillosensis]
                                                   [Lobivia chorrillosensis]
                                                   [Lobivia drijveriana var. astranthema]
                                                   [Lobivia drijveriana]
                                                   [Lobivia elongata]
                                                   [Lobivia haematantha subsp. chorillosensis]
                                                   [Lobivia haematantha subsp. kuehnrichii]
                                                   [Lobivia haematantha var. chorrillosensis]
                                                   [Lobivia haematantha var. kuehnrichii]
                                                   [Lobivia haematantha]
                                                   [Lobivia hualfinensis var. fechseri]
                                                   [Lobivia hualfinensis]
                                                   [Lobivia kuehnrichii]
                                                   [Lobivia mirabunda]
                                             <i>Echinopsis hahniana</i>
                                                   [Harrisia hahniana]
                                                   [Mediocactus hahnianus]
                                             <i>Echinopsis hertrichiana</i>
                                                   [Lobivia allegraiana]
                                                   [Lobivia backebergii subsp. hertrichiana]
                                                   [Lobivia backebergii var. hertrichiana]
                                                   [Lobivia binghamiana]
                                                   [Lobivia echinata]
                                                   [Lobivia hertrichiana]
                                                   [Lobivia huilcanota]
                                                   [Lobivia incaica]
                                                   [Lobivia laui]
                                                   [Lobivia minuta]
                                                   [Lobivia planiceps]
                                                   [Lobivia vilcabambae]
                                                   [Neolloydia laui]
                                                   [Neolobivia echinata]
                                                   [Neolobivia hertrichiana]
                                                   [Neolobivia incaica]
                                                   [Neolobivia minuta]
                                                   [Neolobivia vilcabambae]
                                             <i>Echinopsis huascha</i>
                                                   [Cereus huascha]
                                                   [Echinopsis vatteri]
                                                   [Lobivia andalgalensis]
                                                   [Lobivia huascha]
                                                   [Lobivia purpureominiata]
                                                   [Trichocereus catamarcensis]
                                                   [Trichocereus huascha]
                                               <i>Echinopsis huascha subsp. huascha</i>
                                                     [Echinopsis pecheretiana]
                                                     [Trichocereus vatteri]
                                               <i>Echinopsis huascha subsp. robusta</i>
                                                     [Lobivia huascha var. robusta]
                                             <i>Echinopsis huotii</i>
                                             <i>Echinopsis jajoana</i>
                                                   [Echinopsis sanguiniflora]
                                                   [Lobivia chrysacantha]
                                                   [Lobivia chrysantha subsp. jajoiana]
                                                   [Lobivia chrysantha var. jajoiana]
                                                   [Lobivia duursmaiana]
                                                   [Lobivia jajoiana]
                                                   [Lobivia polycephala]
                                                   [Lobivia sanguiniflora]
                                             <i>Echinopsis klingleriana</i>
                                             <i>Echinopsis lageniformis</i>
                                                   [Cereus lageniformis]
                                                   [Echinopsis scopulicola]
                                                   [Trichocereus bridgesii]
                                                   [Trichocereus scopulicola]
                                             <i>Echinopsis lamprochlora</i>
                                             <i>Echinopsis lateritia</i>
                                                   [Hymenorebutia cintiensis]
                                                   [Hymenorebutia torataensis]
                                                   [Hymenorebutia torreana]
                                                   [Lobivia camataquiensis]
                                                   [Lobivia carminantha]
                                                   [Lobivia cintiensis]
                                                   [Lobivia kupperiana]
                                                   [Lobivia scopulina]
                                             <i>Echinopsis leucantha</i>
                                                   [Echinopsis baldiana]
                                                   [Echinopsis cordobensis]
                                                   [Echinopsis intricatissima]
                                                   [Echinopsis melanopotamica]
                                                   [Echinopsis molesta]
                                                   [Echinopsis spegazziniana]
                                             <i>Echinopsis litoralis</i>
                                             <i>Echinopsis macrogona</i>
                                             <i>Echinopsis mamillosa</i>
                                                   [Echinopsis herbasii]
                                                   [Echinopsis mamillosa subsp. mamillosa]
                                                   [Echinopsis mamillosa subsp. silvatica]
                                                   [Echinopsis pseudomamillosa]
                                                   [Echinopsis pseudomammillosa]
                                                   [Echinopsis ritteri]
                                                   [Echinopsis riviere-de-caraltii]
                                                   [Echinopsis roseo-lilacina]
                                                   [Echinopsis silvatica]
                                             <i>Echinopsis marsoneri</i>
                                                   [Lobivia buiningiana]
                                                   [Lobivia chrysantha subsp. marsoneri]
                                                   [Lobivia chrysantha var. marsoneri]
                                                   [Lobivia glauca]
                                                   [Lobivia haageana]
                                                   [