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  Plantae
    Tracheophyta
           [Tracheobionta]
      Pteridophyta
            Polypodiopsida
                    Polypodiales
                            <b>Polypodiaceae</b>
                                     <i>Acrosorus</i>
                                             <i>Acrosorus friderici-et-pauli</i>
                                                   [Acrosorus triangularis]
                                             <i>Acrosorus reineckei</i>
                                             <i>Acrosorus schlechteri</i>
                                             <i>Acrosorus streptophyllus</i>
                                                   [Polypodium streptophyllum]
                                     <i>Adenophorus</i>
                                             <i>Adenophorus abietinus</i>
                                                   [Polypodium abietinum]
                                             <i>Adenophorus epigaeus</i>
                                             <i>Adenophorus haalilioanus</i>
                                                   [Polypodium haalillioanum]
                                             <i>Adenophorus hymenophylloides</i>
                                             <i>Adenophorus montanus</i>
                                             <i>Adenophorus oahuensis</i>
                                             <i>Adenophorus periens</i>
                                             <i>Adenophorus pinnatifidus</i>
                                                   [Amphoradenium sarmentosum]
                                               <i>Adenophorus pinnatifidus var. pinnatifidus</i>
                                             <i>Adenophorus sarmentosus</i>
                                                   [Polypodium adenophorus]
                                               <i>Adenophorus sarmentosus var. rockii</i>
                                                     [Adenophorus pinnatifidus var. rockii]
                                             <i>Adenophorus tamariscinus</i>
                                                   [Amphoradenium hillebrandii]
                                                   [Polypodium hillebrandii]
                                               <i>Adenophorus tamariscinus var. epigaeus</i>
                                               <i>Adenophorus tamariscinus var. montanus</i>
                                               <i>Adenophorus tamariscinus var. tamariscinus</i>
                                             <i>Adenophorus tenellus</i>
                                             <i>Adenophorus tripinnatifidus</i>
                                                   [Polypodium tripinnatifidum]
                                             <i>Adenophorus x abbottiae</i>
                                             <i>Adenophorus x carsonii</i>
                              Adetogrammoideae
                                     <i>Adetogramma</i>
                                             <i>Adetogramma chrysolepis</i>
                                     <i>Aglaomorpha</i>
                                             <i>Aglaomorpha drynarioides</i>
                                             <i>Aglaomorpha fortunei</i>
                                             <i>Aglaomorpha heraclea</i>
                                                   [Drynariopsis heraclea]
                                                   [Pleopeltis heraclea]
                                             <i>Aglaomorpha latipinna</i>
                                             <i>Aglaomorpha meyeniana</i>
                                             <i>Aglaomorpha mollis</i>
                                                   [Drynaria mollis]
                                             <i>Aglaomorpha parkinsonii</i>
                                             <i>Aglaomorpha pilosa</i>
                                             <i>Aglaomorpha propinqua</i>
                                                   [Drynaria propinqua]
                                             <i>Aglaomorpha quercifolia</i>
                                             <i>Aglaomorpha rigidula</i>
                                             <i>Aglaomorpha sparsisora</i>
                                                   [Drynaria sparsisora]
                                             <i>Aglaomorpha speciosa</i>
                                                   [Aglaomorpha acuminata]
                                             <i>Aglaomorpha splendens</i>
                                             <i>Aglaomorpha volkensii</i>
                                                   [Drynaria volkensii]
                                             <i>Aglaomorpha willdenowii</i>
                                                   [Drynaria willdenowii]
                                     <i>Alansmia</i>
                                             <i>Alansmia concinna</i>
                                             <i>Alansmia contacta</i>
                                                   [Terpsichore contacta]
                                             <i>Alansmia cultrata</i>
                                                   [Terpsichore cultrata]
                                             <i>Alansmia dependens</i>
                                             <i>Alansmia diaphana</i>
                                                   [Terpsichore diaphana]
                                             <i>Alansmia elastica</i>
                                                   [Ctenopteris mollissima]
                                                   [Grammitis elastica]
                                                   [Terpsichore cocosensis]
                                                   [Terpsichore elastica]
                                                   [Terpsichore mollissima]
                                             <i>Alansmia heteromorpha</i>
                                                   [Grammitis heteromorpha]
                                                   [Polypodium heteromorphum]
                                                   [Terpsichore heteromorpha]
                                             <i>Alansmia immixta</i>
                                                   [Terpsichore immixta]
                                             <i>Alansmia lanigera</i>
                                                   [Grammitis lanigera]
                                                   [Terpsichore lanigera]
                                             <i>Alansmia laxa</i>
                                             <i>Alansmia longa</i>
                                                   [Ctenopteris longa]
                                                   [Polypodium longum]
                                             <i>Alansmia reclinata</i>
                                                   [Grammitis reclinata]
                                             <i>Alansmia senilis</i>
                                                   [Grammitis senilis]
                                                   [Terpsichore senilis]
                                             <i>Alansmia smithii</i>
                                             <i>Alansmia spathulata</i>
                                             <i>Alansmia stella</i>
                                                   [Terpsichore stella]
                                             <i>Alansmia turrialbae</i>
                                                   [Grammitis turrialbae]
                                             <i>Alansmia variabilis</i>
                                     <i>Amphoradenium</i>
                                             <i>Amphoradenium hymenophylloides</i>
                                             <i>Amphoradenium tamariscinum</i>
                                     <i>Anarthropteris</i>
                                             <i>Anarthropteris dictyopteris</i>
                                             <i>Anarthropteris lanceolata</i>
                                     <i>Archigrammitis</i>
                                             <i>Archigrammitis demissa</i>
                                             <i>Archigrammitis friderici-et-pauli</i>
                                                   [Grammitis friderici-et-pauli]
                                             <i>Archigrammitis ponapensis</i>
                                                   [Grammitis ponapensis]
                                             <i>Archigrammitis samoensis</i>
                                                   [Polypodium samoense]
                                             <i>Archigrammitis tahitensis</i>
                                                   [Polypodium tahitense]
                                     <i>Arthromeris</i>
                                             <i>Arthromeris intermedia</i>
                                             <i>Arthromeris lehmannii</i>
                                             <i>Arthromeris wallichiana</i>
                                     <i>Ascogrammitis</i>
                                             <i>Ascogrammitis alan-smithii</i>
                                             <i>Ascogrammitis anfractuosa</i>
                                                   [Terpsichore anfractuosa]
                                             <i>Ascogrammitis angustipes</i>
                                             <i>Ascogrammitis athyrioides</i>
                                                   [Terpsichore athyrioides]
                                             <i>Ascogrammitis clavigera</i>
                                                   [Grammitis clavigera]
                                             <i>Ascogrammitis colombiensis</i>
                                             <i>Ascogrammitis cuencana</i>
                                             <i>Ascogrammitis david-smithii</i>
                                                   [Terpsichore david-smithii]
                                             <i>Ascogrammitis dilatata</i>
                                                   [Terpsichore dilatata]
                                             <i>Ascogrammitis lehnertii</i>
                                             <i>Ascogrammitis loxensis</i>
                                             <i>Ascogrammitis nana</i>
                                             <i>Ascogrammitis pichinchae</i>
                                                   [Grammitis pichinchae]
                                                   [Terpsichore pichinchae]
                                             <i>Ascogrammitis pichinchensis</i>
                                             <i>Ascogrammitis tungurahuae</i>
                                     <i>Belvisia</i>
                                             <i>Belvisia henryi</i>
                                     <i>Bosmania</i>
                                             <i>Bosmania membranacea</i>
                                                   [Lepidomicrosorium hymenodes]
                                     <i>Calymmodon</i>
                                             <i>Calymmodon asiaticus</i>
                                                   [Polypodium asiaticum]
                                             <i>Calymmodon borneensis</i>
                                             <i>Calymmodon clavifer</i>
                                             <i>Calymmodon conduplicatus</i>
                                                   [Calymmodon congestus]
                                             <i>Calymmodon cucullatus</i>
                                                   [Calymmodon gracillimus]
                                                   [Polypodium cucullatum]
                                             <i>Calymmodon fragilis</i>
                                             <i>Calymmodon gracilis</i>
                                             <i>Calymmodon grantii</i>
                                             <i>Calymmodon hyalinus</i>
                                             <i>Calymmodon hygroscopicus</i>
                                             <i>Calymmodon latealatus</i>
                                             <i>Calymmodon mnioides</i>
                                             <i>Calymmodon muscoides</i>
                                             <i>Calymmodon ordinatus</i>
                                             <i>Calymmodon orientalis</i>
                                             <i>Calymmodon ponapensis</i>
                                             <i>Calymmodon ramifer</i>
                                             <i>Calymmodon rapensis</i>
                              Campyloneuroideae
                                     <i>Campyloneurum</i>
                                             <i>Campyloneurum acrocarpon</i>
                                             <i>Campyloneurum aglaolepis</i>
                                             <i>Campyloneurum amphostenon</i>
                                                   [Polypodium amphostenon]
                                                   [Polypodium leucorhizon]
                                               <i>Campyloneurum amphostenon var. amphostenon</i>
                                             <i>Campyloneurum anetioides</i>
                                                   [Polypodium anetioides]
                                             <i>Campyloneurum angustifolium</i>
                                                   [Polypodium angustifolium]
                                               <i>Campyloneurum angustifolium var. angustifolium</i>
                                                     [Polypodium angustifolium var. angustifolium]
                                             <i>Campyloneurum angustipaleatum</i>
                                                   [Polypodium angustipaleatum]
                                             <i>Campyloneurum aphanophlebium</i>
                                                   [Campyloneurum minus]
                                                   [Campyloneurum occultum]
                                                   [Polypodium occultum]
                                             <i>Campyloneurum asplundii</i>
                                             <i>Campyloneurum austrobrasilianum</i>
                                             <i>Campyloneurum brevifolium</i>
                                                   [Polypodium brevifolium]
                                             <i>Campyloneurum centrobrasilianum</i>
                                             <i>Campyloneurum chlorolepis</i>
                                             <i>Campyloneurum chrysopodum</i>
                                             <i>Campyloneurum coarctatum</i>
                                             <i>Campyloneurum cochense</i>
                                             <i>Campyloneurum costatum</i>
                                             <i>Campyloneurum decurrens</i>
                                             <i>Campyloneurum densifolium</i>
                                             <i>Campyloneurum ensifolium</i>
                                                   [Campyloneurum angustifolium var. ensifolium]
                                                   [Polypodium angustifolium var. ensifolium]
                                                   [Polypodium ensifolium]
                                             <i>Campyloneurum falcoideum</i>
                                                   [Polypodium falcoideum]
                                             <i>Campyloneurum fasciale</i>
                                                   [Polypodium serpentinum]
                                             <i>Campyloneurum fuscosquamatum</i>
                                             <i>Campyloneurum herbaceum</i>
                                                   [Polypodium herbaceum]
                                             <i>Campyloneurum jamaicense</i>
                                             <i>Campyloneurum laevigatum</i>
                                             <i>Campyloneurum lapathifolium</i>
                                             <i>Campyloneurum latum</i>
                                             <i>Campyloneurum lorentzii</i>
                                             <i>Campyloneurum madrense</i>
                                             <i>Campyloneurum magnificum</i>
                                                   [Polypodium fendleri]
                                             <i>Campyloneurum major</i>
                                             <i>Campyloneurum nitidissimum</i>
                                               <i>Campyloneurum nitidissimum var. latior</i>
                                             <i>Campyloneurum nitidum</i>
                                                   [Campyloneurum leuconeuron]
                                             <i>Campyloneurum ophiocaulon</i>
                                             <i>Campyloneurum pascoense</i>
                                             <i>Campyloneurum pentaphyllum</i>
                                             <i>Campyloneurum phyllitidis</i>
                                             <i>Campyloneurum repens</i>
                                                   [Polypodium fasciale]
                                                   [Polypodium laevigatum]
                                                   [Polypodium lapathifolium]
                                             <i>Campyloneurum rigidum</i>
                                             <i>Campyloneurum serpentinum</i>
                                             <i>Campyloneurum solutum</i>
                                                   [Polypodium angustifolium f. remotifolium]
                                             <i>Campyloneurum sphenodes</i>
                                                   [Campyloneurum wercklei]
                                                   [Polypodium sphenodes]
                                             <i>Campyloneurum sublucidum</i>
                                             <i>Campyloneurum tenuipes</i>
                                             <i>Campyloneurum tucumanense</i>
                                             <i>Campyloneurum vexatum</i>
                                                   [Campyloneurum cubense]
                                             <i>Campyloneurum vulpinum</i>
                                                   [Polypodium vulpinum]
                                             <i>Campyloneurum xalapense</i>
                                     <i>Christiopteris</i>
                                     <i>Christopteris</i>
                                     <i>Chrysogrammitis</i>
                                             <i>Chrysogrammitis glandulosa</i>
                                                   [Ctenopteris merrittii]
                                             <i>Chrysogrammitis musgraviana</i>
                                     <i>Cochlidium</i>
                                             <i>Cochlidium attenuatum</i>
                                             <i>Cochlidium connellii</i>
                                                   [Grammitis connellii]
                                             <i>Cochlidium furcatum</i>
                                                   [Grammitis furcata]
                                             <i>Cochlidium graminoides</i>
                                                   [Monogramma graminoides]
                                                   [Pleurogramme graminoides]
                                             <i>Cochlidium jungens</i>
                                             <i>Cochlidium linearifolium</i>
                                                   [Monogramma immersa]
                                             <i>Cochlidium minus</i>
                                             <i>Cochlidium proctorii</i>
                                                   [Grammitis proctorii]
                                             <i>Cochlidium pumilum</i>
                                             <i>Cochlidium punctatum</i>
                                             <i>Cochlidium rostratum</i>
                                                   [Monogramma rostrata]
                                             <i>Cochlidium seminudum</i>
                                                   [Taenitis graminifolia]
                                             <i>Cochlidium serrulatum</i>
                                                   [Grammitis serrulata]
                                                   [Polypodium duale]
                                             <i>Cochlidium tepuiense</i>
                                     <i>Colysis</i>
                                             <i>Colysis dissimilialata</i>
                                             <i>Colysis elliptica</i>
                                             <i>Colysis sayeri</i>
                                             <i>Colysis wrightii</i>
                                     <i>Craspedaria</i>
                                             <i>Craspedaria swartzii</i>
                              Crypsinoideae
                                     <i>Crypsinus</i>
                                             <i>Crypsinus engleri</i>
                                             <i>Crypsinus hastatus</i>
                                             <i>Crypsinus okamotoi</i>
                                             <i>Crypsinus quasidivaricatus</i>
                                             <i>Crypsinus taeniatus</i>
                                     <i>Cryptosorus</i>
                                     <i>Ctenopterella</i>
                                             <i>Ctenopterella blechnoides</i>
                                                   [Ctenopteris moultonii]
                                                   [Grammitis blechnoides]
                                                   [Polypodium decorum]
                                             <i>Ctenopterella denticulata</i>
                                                   [Ctenopteris denticulata]
                                                   [Ctenopteris solida]
                                             <i>Ctenopterella khaoluangensis</i>
                                             <i>Ctenopterella lasiostipes</i>
                                                   [Ctenopteris lasiostipes]
                                             <i>Ctenopterella thwaitesii</i>
                                                   [Polypodium thwaitesii]
                                     <i>Cyclophorus</i>
                                             <i>Cyclophorus lingua</i>
                                     <i>Dasygrammitis</i>
                                             <i>Dasygrammitis brevivenosa</i>
                                                   [Ctenopteris brevivenosa]
                                                   [Polypodium brevivenosum]
                                             <i>Dasygrammitis fuscata</i>
                                                   [Ctenopteris fuscata]
                                             <i>Dasygrammitis malaccana</i>
                                                   [Ctenopteris pachycaulis]
                                             <i>Dasygrammitis mollicoma</i>
                                                   [Ctenopteris rufidula]
                                     <i>Diblemma</i>
                                     <i>Dicranoglossum</i>
                                             <i>Dicranoglossum furcatum</i>
                                                   [Taenitis furcata]
                                             <i>Dicranoglossum polypodioides</i>
                                     <i>Dictymia</i>
                                             <i>Dictymia brownii</i>
                                                   [Polypodium brownianum]
                                                   [Polypodium brownii]
                                     <i>Drymoglossum</i>
                                             <i>Drymoglossum piloselloides</i>
                                     <i>Drynaria</i>
                                             <i>Drynaria baronii</i>
                                                   [Drynaria sinica]
                                             <i>Drynaria bonii</i>
                                             <i>Drynaria brooksii</i>
                                                   [Aglaomorpha brooksii]
                                             <i>Drynaria cornucopia</i>
                                                   [Aglaomorpha cornucopia]
                                             <i>Drynaria coronans</i>
                                                   [Aglaomorpha coronans]
                                                   [Polypodium coronans]
                                             <i>Drynaria delavayi</i>
                                             <i>Drynaria descensa</i>
                                             <i>Drynaria drynarioides</i>
                                                   [Merinthosorus drynarioides]
                                             <i>Drynaria heraclea</i>
                                             <i>Drynaria hieronymi</i>
                                                   [Aglaomorpha hieronymi]
                                             <i>Drynaria involuta</i>
                                             <i>Drynaria laurentii</i>
                                                   [Polypodium propinquum var. laurentii]
                                             <i>Drynaria novoguineensis</i>
                                                   [Aglaomorpha novoguineensis]
                                             <i>Drynaria parishii</i>
                                             <i>Drynaria pleuridioides</i>
                                                   [Polypodium pleuridioides]
                                             <i>Drynaria quercifolia</i>
                                                   [Polypodium quercifolium]
                                             <i>Drynaria rigidula</i>
                                                   [Polypodium rigidulum]
                                             <i>Drynaria roosii</i>
                                                   [Drynaria fortunei]
                                             <i>Drynaria speciosa</i>
                                             <i>Drynaria splendens</i>
                                                   [Drynaria aglaomorpha]
                                             <i>Drynaria tricuspis</i>
                                                   [Acrostichum tricuspe]
                                                   [Cheiropleuria tricuspis]
                                                   [Christopteris eberhardtii]
                                                   [Christopteris tricuspis]
                              Drynarioideae
                                     <i>Pichisermollodes</i>
                                             <i>Pichisermollodes crenatopinnata</i>
                                                   [Polypodium crenatopinnatum]
                                                   [Selliguea crenatopinnata]
                                             <i>Pichisermollodes ebenipes</i>
                                                   [Phymatopteris ebenipes]
                                                   [Polypodium ebenipes]
                                             <i>Pichisermollodes erythrocarpa</i>
                                                   [Polypodium erythrocarpum]
                                             <i>Pichisermollodes malacodon</i>
                                                   [Crypsinus malacodon]
                                                   [Phymatopteris malacodon]
                                                   [Polypodium malacodon]
                                                   [Selliguea malacodon]
                                             <i>Pichisermollodes nigrovenia</i>
                                                   [Crypsinus nigrovenius]
                                             <i>Pichisermollodes quasidivaricata</i>
                                                   [Phymatopteris quasidivaricata]
                                                   [Polypodium stewartii]
                                                   [Selliguea quasidivaricata]
                                             <i>Pichisermollodes stewartii</i>
                                                   [Phymatopteris stewartii]
                                                   [Polypodium cyrtolobum]
                                             <i>Pichisermollodes veitchii</i>
                                                   [Crypsinus veitchii]
                                     <i>Drynariopsis</i>
                                     <i>Enterosora</i>
                                             <i>Enterosora barbatula</i>
                                             <i>Enterosora campbellii</i>
                                               <i>Enterosora campbellii subsp. spongiosa</i>
                                             <i>Enterosora ecostata</i>
                                                   [Grammitis nesiotica]
                                             <i>Enterosora enterosoroides</i>
                                             <i>Enterosora insidiosa</i>
                                             <i>Enterosora parietina</i>
                                             <i>Enterosora percrassa</i>
                                             <i>Enterosora sectifrons</i>
                                             <i>Enterosora subpinnata</i>
                                             <i>Enterosora trichosora</i>
                                                   [Grammitis minuscula]
                                                   [Polypodium minusculum]
                                             <i>Enterosora trifurcata</i>
                                             <i>Enterosora uluguruensis</i>
                                                   [Polypodium uluguruense]
                                     <i>Eschatogramme</i>
                                             <i>Eschatogramme panamensis</i>
                                     <i>Galactodenia</i>
                                             <i>Galactodenia delicatula</i>
                                                   [Ctenopteris delicatula]
                                                   [Grammitis delicatula]
                                                   [Terpsichore delicatula]
                                             <i>Galactodenia subscabra</i>
                                                   [Grammitis jamesonioides]
                                                   [Terpsichore subscabra]
                                     <i>Glyphotaenium</i>
                                     <i>Goniophlebium</i>
                                             <i>Goniophlebium argutum</i>
                                             <i>Goniophlebium benguetense</i>
                                                   [Polypodium benguetense]
                                             <i>Goniophlebium demersum</i>
                                             <i>Goniophlebium fieldingianum</i>
                                                   [Polypodium microrhizomum]
                                             <i>Goniophlebium hendersonii</i>
                                                   [Polypodium atkinsonii]
                                             <i>Goniophlebium korthalsii</i>
                                             <i>Goniophlebium loriceum</i>
                                             <i>Goniophlebium manmeiense</i>
                                                   [Polypodium manmeiense]
                                             <i>Goniophlebium mehibitense</i>
                                             <i>Goniophlebium mengtzeense</i>
                                                   [Polypodium mengtzeense]
                                                   [Polypodium taiwanianum]
                                             <i>Goniophlebium percussum</i>
                                                   [Polypodium cyathoides]
                                                   [Polypodium verrucosum]
                                             <i>Goniophlebium persicifolium</i>
                                                   [Goniophlebium ponapense]
                                                   [Polypodium persicifolium]
                                             <i>Goniophlebium prainii</i>
                                                   [Polypodium prainii]
                                             <i>Goniophlebium pringlei</i>
                                             <i>Goniophlebium pseudoconnatum</i>
                                                   [Polypodium pseudoconnatum]
                                             <i>Goniophlebium raishaense</i>
                                                   [Polypodium raishaense]
                                             <i>Goniophlebium serratifolium</i>
                                             <i>Goniophlebium someyae</i>
                                                   [Polypodium someyae]
                                             <i>Goniophlebium subauriculatum</i>
                                             <i>Goniophlebium terrestre</i>
                                             <i>Goniophlebium triseriale</i>
                                             <i>Goniophlebium verrucosum</i>
                                             <i>Goniophlebium yunnanense</i>
                                                   [Polypodium bonatianum]
                              Grammitidoideae
                                     <i>Leucotrichum</i>
                                             <i>Leucotrichum mitchelliae</i>
                                                   [Grammitis mitchelliae]
                                                   [Lellingeria mitchelliae]
                                                   [Polypodium shaferi]
                                             <i>Leucotrichum organense</i>
                                             <i>Leucotrichum schenckii</i>
                                     <i>Rouhania</i>
                                             <i>Rouhania parvula</i>
                                                   [Ctenopteris parvula]
                                     <i>Grammitis</i>
                                             <i>Grammitis anfractuosa</i>
                                             <i>Grammitis asplenifolia</i>
                                             <i>Grammitis aspleniifolia</i>
                                             <i>Grammitis baldwinii</i>
                                             <i>Grammitis bryophila</i>
                                             <i>Grammitis cryptophlebia</i>
                                             <i>Grammitis cultrata</i>
                                             <i>Grammitis decurrens</i>
                                             <i>Grammitis deplanchei</i>
                                             <i>Grammitis flabelliformis</i>
                                             <i>Grammitis forbesiana</i>
                                             <i>Grammitis graminea</i>
                                             <i>Grammitis hanekeana</i>
                                             <i>Grammitis hartii</i>
                                             <i>Grammitis hessii</i>
                                                   [Grammitis limbata]
                                             <i>Grammitis hookeri</i>
                                             <i>Grammitis jubiformis</i>
                                             <i>Grammitis jungens</i>
                                             <i>Grammitis knowltoniorum</i>
                                             <i>Grammitis kyimbilensis</i>
                                             <i>Grammitis liogieri</i>
                                             <i>Grammitis magellanica</i>
                                               <i>Grammitis magellanica subsp. nothofageti</i>
                                             <i>Grammitis marginella</i>
                                             <i>Grammitis marginelloides</i>
                                             <i>Grammitis mollissima</i>
                                             <i>Grammitis moniliformis</i>
                                             <i>Grammitis myosuroides</i>
                                             <i>Grammitis nana</i>
                                             <i>Grammitis nigrocincta</i>
                                             <i>Grammitis nimbata</i>
                                             <i>Grammitis oahuensis</i>
                                             <i>Grammitis obtusa</i>
                                             <i>Grammitis paucipinnata</i>
                                                   [Lellingeria paucipinnata]
                                             <i>Grammitis pilosissima</i>
                                             <i>Grammitis pseudoaustralis</i>
                                             <i>Grammitis pumila</i>
                                             <i>Grammitis pygmaea</i>
                                             <i>Grammitis quaerenda</i>
                                             <i>Grammitis rostrata</i>
                                             <i>Grammitis saffordii</i>
                                             <i>Grammitis sectifrons</i>
                                             <i>Grammitis seminuda</i>
                                             <i>Grammitis setulosa</i>
                                             <i>Grammitis sherringii</i>
                                             <i>Grammitis stenophylla</i>
                                             <i>Grammitis strangeana</i>
                                                   [Lellingeria stangeana]
                                                   [Xiphopteris strangeana]
                                             <i>Grammitis suspensa</i>
                                             <i>Grammitis synsora</i>
                                             <i>Grammitis taenifolia</i>
                                             <i>Grammitis taxifolia</i>
                                             <i>Grammitis tenella</i>
                                             <i>Grammitis trichomanoides</i>
                                             <i>Grammitis trifurcata</i>
                                             <i>Grammitis xiphopteroides</i>
                                     <i>Hovenkampia</i>
                                             <i>Hovenkampia schimperiana</i>
                                                   [Pyrrosia mechowii]
                                     <i>Hyalotrichopteris</i>
                                     <i>Lecanopteris</i>
                                             <i>Lecanopteris annabellae</i>
                                                   [Polypodium cyclobasis]
                                             <i>Lecanopteris carnosa</i>
                                             <i>Lecanopteris crustacea</i>
                                             <i>Lecanopteris deparioides</i>
                                                   [Lecanopteris curtisii]
                                             <i>Lecanopteris kingii</i>
                                                   [Dendroconche kingii]
                                             <i>Lecanopteris linguiformis</i>
                                                   [Polypodium schumannianum]
                                             <i>Lecanopteris mirabilis</i>
                                             <i>Lecanopteris novae-zealandiae</i>
                                                   [Microsorum novae-zealandiae]
                                                   [Polypodium novae-zealandiae]
                                             <i>Lecanopteris pumila</i>
                                             <i>Lecanopteris pustulata</i>
                                               <i>Lecanopteris pustulata subsp. pustulata</i>
                                                     [Microsorum diversifolium]
                                                     [Microsorum pustulatum]
                                                     [Polypodium billardierei]
                                             <i>Lecanopteris sarcopus</i>
                                             <i>Lecanopteris scandens</i>
                                                   [Dendroconche scandens]
                                                   [Phymatodes scandens]
                                             <i>Lecanopteris sinuosa</i>
                                                   [Polypodium sinuosum]
                                             <i>Lecanopteris vieillardii</i>
                                                   [Microsorum vieillardii]
                                     <i>Lemmaphyllum</i>
                                             <i>Lemmaphyllum accedens</i>
                                             <i>Lemmaphyllum carnosum</i>
                                             <i>Lemmaphyllum microphyllum</i>
                                               <i>Lemmaphyllum microphyllum var. obovatum</i>
                                     <i>Lepidogrammitis</i>
                                             <i>Lepidogrammitis drymoglossoides</i>
                                     <i>Lepidomicrosorium</i>
                                             <i>Lepidomicrosorium buergerianum</i>
                                             <i>Lepidomicrosorium hunanense</i>
                                     <i>Lepisorus</i>
                                             <i>Lepisorus accedens</i>
                                                   [Polypodium accedens]
                                             <i>Lepisorus affinis</i>
                                             <i>Lepisorus annamensis</i>
                                                   [Belvisia annamensis]
                                             <i>Lepisorus annuifrons</i>
                                             <i>Lepisorus asterolepis</i>
                                                   [Polypodium macrosphaerum var. asterolepis]
                                             <i>Lepisorus bicolor</i>
                                                   [Lepisorus kashyapii]
                                                   [Pleopeltis kashyapii]
                                             <i>Lepisorus buergerianus</i>
                                                   [Microsorum buergerianum]
                                                   [Microsorum subhastatum]
                                                   [Polypodium buergerianum]
                                             <i>Lepisorus carnosus</i>
                                                   [Drymoglossum carnosum]
                                             <i>Lepisorus clathratus</i>
                                                   [Lepisorus variabilis]
                                                   [Pleopeltis clathrata]
                                                   [Polypodium clathratum]
                                             <i>Lepisorus contortus</i>
                                             <i>Lepisorus distans</i>
                                             <i>Lepisorus diversus</i>
                                                   [Lemmaphyllum diversum]
                                                   [Lepidogrammitis diversa]
                                                   [Polypodium diversum]
                                             <i>Lepisorus drymoglossoides</i>
                                                   [Lemmaphyllum drymoglossoides]
                                             <i>Lepisorus ensatus</i>
                                                   [Microsorum ensatum]
                                                   [Polypodium ensatum]
                                             <i>Lepisorus excavatus</i>
                                                   [Pleopeltis simplex]
                                             <i>Lepisorus heterolepis</i>
                                             <i>Lepisorus kawakamii</i>
                                             <i>Lepisorus lewisii</i>
                                             <i>Lepisorus longifolius</i>
                                             <i>Lepisorus loriformis</i>
                                             <i>Lepisorus macrosphaerus</i>
                                                   [Polypodium aspidiolepis]
                                                   [Polypodium macrosphaerum]
                                             <i>Lepisorus marginatus</i>
                                             <i>Lepisorus megasorus</i>
                                             <i>Lepisorus microphyllus</i>
                                                   [Drymoglossum microphyllum]
                                             <i>Lepisorus miyoshianus</i>
                                                   [Drymotaenium miyoshianum]
                                             <i>Lepisorus monilisorus</i>
                                             <i>Lepisorus morrisonensis</i>
                                             <i>Lepisorus mucronatus</i>
                                                   [Belvisia callifolia]
                                                   [Belvisia mucronata]
                                               <i>Lepisorus mucronatus var. durus</i>
                                             <i>Lepisorus normalis</i>
                                                   [Microsorum normale]
                                                   [Phymatodes normalis]
                                                   [Polypodium longifrons]
                                                   [Polypodium normale]
                                             <i>Lepisorus novoguineensis</i>
                                                   [Belvisia novoguineensis]
                                                   [Lemmaphyllum novoguineense]
                                             <i>Lepisorus nudus</i>
                                                   [Lepisorus sesquipedalis]
                                                   [Pleopeltis nuda]
                                             <i>Lepisorus obscurevenulosus</i>
                                                   [Polypodium caudiceps]
                                             <i>Lepisorus oligolepidus</i>
                                                   [Polypodium trabeculatum]
                                             <i>Lepisorus onoei</i>
                                                   [Pleopeltis onoei]
                                             <i>Lepisorus oosphaerus</i>
                                             <i>Lepisorus ovatus</i>
                                                   [Neocheiropteris phyllomanes]
                                                   [Pleopeltis ovata]
                                             <i>Lepisorus platyrhynchos</i>
                                                   [Belvisia glauca]
                                                   [Belvisia platyrhynchos]
                                             <i>Lepisorus pseudoussuriensis</i>
                                                   [Lepisorus angustifrons]
                                             <i>Lepisorus pyriformis</i>
                                                   [Lepidogrammitis pyriformis]
                                             <i>Lepisorus robbrechtiana</i>
                                             <i>Lepisorus rostratus</i>
                                                   [Lemmaphyllum rostratum]
                                                   [Lemmaphyllum subrostratum]
                                                   [Lepisorus subrostratus]
                                                   [Polypodium subrostratum]
                                             <i>Lepisorus schraderi</i>
                                                   [Pleopeltis schraderi]
                                             <i>Lepisorus scolopendrium</i>
                                                   [Lepisorus excavatus var. scolopendrium]
                                                   [Pleopeltis scolopendrium]
                                             <i>Lepisorus sordidus</i>
                                             <i>Lepisorus spicatus</i>
                                                   [Acrostichum spicatum]
                                                   [Belvisia revoluta]
                                                   [Belvisia spicata]
                                                   [Hymenolepis spicata]
                                                   [Taenitis revoluta]
                                             <i>Lepisorus suboligolepidus</i>
                                             <i>Lepisorus superficialis</i>
                                                   [Microsorum superficiale]
                                                   [Neocheiropteris ningpoensis]
                                                   [Neocheiropteris superficialis]
                                                   [Pleopeltis superficiale]
                                                   [Polypodium superficiale]
                                             <i>Lepisorus thunbergianus</i>
                                                   [Lepisorus angustus]
                                                   [Lepisorus elongatus]
                                                   [Lepisorus linearis]
                                             <i>Lepisorus tosaensis</i>
                                                   [Lepisorus paohuashanensis]
                                             <i>Lepisorus uchiyamae</i>
                                             <i>Lepisorus ussuriensis</i>
                                                   [Polypodium ussuriense]
                                               <i>Lepisorus ussuriensis var. distans</i>
                                             <i>Lepisorus validinervis</i>
                                                   [Belvisia longissima]
                                                   [Belvisia validinervis]
                                                   [Hymenolepis squamata]
                                             <i>Lepisorus zippelii</i>
                                                   [Polypodium zippelii]
                                     <i>Leptochilus</i>
                                             <i>Leptochilus alienus</i>
                                             <i>Leptochilus amplus</i>
                                                   [Colysis ampla]
                                             <i>Leptochilus axillaris</i>
                                             <i>Leptochilus bolsteri</i>
                                                   [Colysis bolsteri]
                                             <i>Leptochilus buergerianus</i>
                                             <i>Leptochilus cantoniensis</i>
                                                   [Leptochilus cordatus]
                                             <i>Leptochilus cladorrhizans</i>
                                             <i>Leptochilus decurrens</i>
                                                   [Acrostichum variabile]
                                                   [Gymnogramma decurrens]
                                             <i>Leptochilus dolichopterus</i>
                                             <i>Leptochilus ellipticus</i>
                                                   [Colysis latiloba]
                                                   [Leptochilus ellipticus var. longipes]
                                                   [Polypodium ellipticum]
                                                   [Selliguea coraiensis]
                                             <i>Leptochilus fluviatilis</i>
                                                   [Colysis fluviatilis]
                                             <i>Leptochilus guianensis</i>
                                             <i>Leptochilus hemionitideus</i>
                                                   [Colysis hemionitidea]
                                                   [Polypodium hemionitideum]
                                             <i>Leptochilus henryi</i>
                                                   [Colysis henryi]
                                             <i>Leptochilus insignis</i>
                                                   [Microsorum dilatatum]
                                                   [Microsorum hancockii]
                                                   [Microsorum insigne]
                                                   [Polypodium insigne]
                                             <i>Leptochilus killipii</i>
                                             <i>Leptochilus lanceolatus</i>
                                                   [Campium laciniatum]
                                             <i>Leptochilus macrophyllus</i>
                                                   [Colysis loxogrammoides]
                                                   [Colysis macrophylla]
                                                   [Polypodium regulare]
                                               <i>Leptochilus macrophyllus var. pedunculatus</i>
                                               <i>Leptochilus macrophyllus var. wrightii</i>
                                             <i>Leptochilus minor</i>
                                                   [Colysis minor]
                                                   [Leptochilus minutulus]
                                             <i>Leptochilus nicotianifolius</i>
                                             <i>Leptochilus pedunculatus</i>
                                                   [Colysis hemitoma]
                                                   [Colysis pedunculata]
                                                   [Gymnogramma hamiltoniana]
                                                   [Polypodium pedunculatum]
                                                   [Polypodium selliguea]
                                             <i>Leptochilus pergamentaceus</i>
                                             <i>Leptochilus pothifolius</i>
                                                   [Colysis pothifolia]
                                             <i>Leptochilus pteropus</i>
                                               <i>Leptochilus pteropus subsp. pteropus</i>
                                                     [Colysis pteropus]
                                                     [Lepisorus pteropus]
                                                     [Pleopeltis pteropus]
                                                     [Polypodium zosteriforme]
                                             <i>Leptochilus sayeri</i>
                                             <i>Leptochilus shintenensis</i>
                                                   [Colysis simplicifrons]
                                             <i>Leptochilus wrightii</i>
                                     <i>Lomaphlebia</i>
                                             <i>Lomaphlebia linearis</i>
                                             <i>Lomaphlebia turquina</i>
                                                   [Grammitis turquina]
                                     <i>Loxogramme</i>
                                             <i>Loxogramme abyssinica</i>
                                             <i>Loxogramme acroscopa</i>
                                             <i>Loxogramme antrophyoides</i>
                                                   [Polypodium iridifolium]
                                             <i>Loxogramme assimilis</i>
                                             <i>Loxogramme avenia</i>
                                             <i>Loxogramme buettneri</i>
                                                   [Polypodium buettneri]
                                             <i>Loxogramme chinensis</i>
                                             <i>Loxogramme conferta</i>
                                             <i>Loxogramme cuspidata</i>
                                                   [Loxogramme duclouxii]
                                                   [Loxogramme saziran]
                                             <i>Loxogramme dictyopteris</i>
                                                   [Polypodium cunninghamii]
                                             <i>Loxogramme dimorpha</i>
                                             <i>Loxogramme ensifrons</i>
                                             <i>Loxogramme forbesii</i>
                                             <i>Loxogramme formosana</i>
                                             <i>Loxogramme grammitoides</i>
                                                   [Polypodium grammitoides]
                                             <i>Loxogramme involuta</i>
                                             <i>Loxogramme lanceolata</i>
                                                   [Gymnogramma lanceolata]
                                                   [Polypodium loxogramme]
                                                   [Selliguea lanceolata]
                                             <i>Loxogramme latifolia</i>
                                             <i>Loxogramme mexicana</i>
                                                   [Loxogramme salvinii]
                                                   [Selliguea mexicana]
                                             <i>Loxogramme ntahobavukiana</i>
                                             <i>Loxogramme paltonioides</i>
                                             <i>Loxogramme parallela</i>
                                             <i>Loxogramme parksii</i>
                                             <i>Loxogramme porcata</i>
                                             <i>Loxogramme remotefrondigera</i>
                                                   [Loxogramme linearis]
                                             <i>Loxogramme salicifolia</i>
                                             <i>Loxogramme scolopendria</i>
                                             <i>Loxogramme scolopendrioides</i>
                                             <i>Loxogramme subecostata</i>
                                             <i>Loxogramme subselliguea</i>
                                                   [Loxogramme major]
                                             <i>Loxogramme wallichiana</i>
                                     <i>Luisma</i>
                                             <i>Luisma bivascularis</i>
                                     <i>Marginaria</i>
                                     <i>Marginariopsis</i>
                                     <i>Melpomense</i>
                                             <i>Melpomense anfractuosa</i>
                                             <i>Melpomense flabelliformis</i>
                                     <i>Merinthosorus</i>
                                     <i>Microgramma</i>
                                             <i>Microgramma baldwinii</i>
                                             <i>Microgramma bifrons</i>
                                             <i>Microgramma brunei</i>
                                                   [Polypodium brunei]
                                                   [Solanopteris brunei]
                                             <i>Microgramma dictyophylla</i>
                                                   [Microgramma fuscopunctata]
                                                   [Pleopeltis fuscopunctata]
                                             <i>Microgramma geminata</i>
                                             <i>Microgramma heterophylla</i>
                                                   [Phymatodes exiguum]
                                                   [Phymatodes heterophylla]
                                             <i>Microgramma lindbergii</i>
                                             <i>Microgramma lycopodioides</i>
                                                   [Polypodium locopodioides]
                                                   [Polypodium lycopodioides var. salicifolium]
                                             <i>Microgramma mauritiana</i>
                                                   [Microgramma owariensis]
                                             <i>Microgramma megalophylla</i>
                                             <i>Microgramma mortoniana</i>
                                             <i>Microgramma nitida</i>
                                                   [Polypodium palmeri]
                                             <i>Microgramma percussa</i>
                                             <i>Microgramma persicariifolia</i>
                                                   [Pleopeltis persicariifolia]
                                                   [Polypodium persicariifolium]
                                             <i>Microgramma piloselloides</i>
                                                   [Polypodium piloselloides]
                                             <i>Microgramma reptans</i>
                                                   [Polypodium ciliatum]
                                             <i>Microgramma squamulosa</i>
                                             <i>Microgramma tecta</i>
                                               <i>Microgramma tecta var. nana</i>
                                                     [Microgramma nana]
                                             <i>Microgramma thurnii</i>
                                             <i>Microgramma tobagensis</i>
                                                   [Microgramma acatallela]
                                             <i>Microgramma vaccinifolia</i>
                                             <i>Microgramma vacciniifolia</i>
                                                   [Polypodium vacciniifolium]
                                     <i>Microphlebodium</i>
                                     <i>Microsorium</i>
                                             <i>Microsorium diversifolium</i>
                              Microsoroideae
                                     <i>Microsorum</i>
                                             <i>Microsorum alatum</i>
                                                   [Microsorum wilkesii]
                                             <i>Microsorum biseriatum</i>
                                             <i>Microsorum commutatum</i>
                                                   [Phymatosorus commutatus]
                                                   [Polypodium euryphyllum]
                                                   [Polypodium phanerophlebium]
                                                   [Polypodium vitiense]
                                             <i>Microsorum congregatifolium</i>
                                                   [Microsorum mindanense]
                                             <i>Microsorum cuspidatum</i>
                                               <i>Microsorum cuspidatum subsp. cuspidatum</i>
                                                     [Phymatosorus cuspidatus]
                                                     [Polypodium leiorhizum]
                                                     [Polypodium lucidum]
                                             <i>Microsorum fortunei</i>
                                             <i>Microsorum glossophyllum</i>
                                                   [Polypodium glossophyllum]
                                             <i>Microsorum grossum</i>
                                             <i>Microsorum heterocarpum</i>
                                             <i>Microsorum linguiforme</i>
                                             <i>Microsorum longissimum</i>
                                                   [Microsorum myriocarpum]
                                             <i>Microsorum maximum</i>
                                                   [Polypodium maximum]
                                             <i>Microsorum membranaceum</i>
                                             <i>Microsorum musifolium</i>
                                                   [Polypodium musifolium]
                                             <i>Microsorum pappei</i>
                                             <i>Microsorum papuanum</i>
                                                   [Microsorum cromwellii]
                                                   [Microsorum subgeminatum]
                                                   [Phymatosorus papuanus]
                                             <i>Microsorum pentaphyllum</i>
                                                   [Microsorum curranii]
                                             <i>Microsorum powellii</i>
                                                   [Microsorum pitcairnense]
                                                   [Phymatosorus powellii]
                                                   [Polypodium powellii]
                                             <i>Microsorum pteropus</i>
                                             <i>Microsorum punctatum</i>
                                                   [Microsorum irregulare]
                                                   [Microsorum polycarpon]
                                                   [Phymatodes irioides]
                                                   [Polypodium irioides]
                                             <i>Microsorum rampans</i>
                                                   [Microsorum bamlerianum]
                                                   [Microsorum wobbense]
                                                   [Polypodium kingii]
                                                   [Polypodium tuanense]
                                             <i>Microsorum rubidum</i>
                                             <i>Microsorum samarense</i>
                                                   [Diblemma samarensis]
                                                   [Polypodium tenuilore]
                                             <i>Microsorum sarawakense</i>
                                                   [Polypodium sarawakense]
                                             <i>Microsorum scolopendria</i>
                                                   [Microsorum alternifolium]
                                             <i>Microsorum sibomense</i>
                                                   [Microsorum tenuinerve]
                                                   [Polypodium tenuinerve]
                                             <i>Microsorum spectrum</i>
                                             <i>Microsorum steerei</i>
                                             <i>Microsorum varians</i>
                                             <i>Microsorum whiteheadii</i>
                                             <i>Microsorum zippelii</i>
                                     <i>Moranopteris</i>
                                             <i>Moranopteris achilleifolia</i>
                                                   [Terpsichore achilleifolia]
                                             <i>Moranopteris aphelolepis</i>
                                             <i>Moranopteris basiattenuata</i>
                                                   [Grammitis basiattenuata]
                                             <i>Moranopteris blepharidea</i>
                                                   [Xiphopteris blepharidea]
                                             <i>Moranopteris caucana</i>
                                                   [Grammitis caucana]
                                             <i>Moranopteris cookii</i>
                                                   [Xiphopteris cookii]
                                             <i>Moranopteris gradata</i>
                                                   [Grammitis gradata]
                                             <i>Moranopteris grisebachii</i>
                                                   [Micropolypodium grisebachii]
                                             <i>Moranopteris hyalina</i>
                                             <i>Moranopteris knowltoniorum</i>
                                             <i>Moranopteris longisetosa</i>
                                                   [Grammitis myriophylla]
                                             <i>Moranopteris nana</i>
                                             <i>Moranopteris nimbata</i>
                                             <i>Moranopteris perpusilla</i>
                                             <i>Moranopteris plicata</i>
                                             <i>Moranopteris serricula</i>
                                                   [Xiphopteris serricula]
                                             <i>Moranopteris setosa</i>
                                                   [Grammitis micropteris]
                                             <i>Moranopteris setulosa</i>
                                             <i>Moranopteris taenifolia</i>
                                                   [Grammitis blepharodes]
                                                   [Polypodium blepharodes]
                                             <i>Moranopteris trichomanoides</i>
                                                   [Micropolypodium trichomanoides]
                                             <i>Moranopteris truncicola</i>
                                                   [Grammitis truncicola]
                                             <i>Moranopteris williamsii</i>
                                     <i>Mycopteris</i>
                                             <i>Mycopteris alsopteris</i>
                                                   [Grammitis alsopteris]
                                             <i>Mycopteris amphidasyon</i>
                                             <i>Mycopteris attenuatissima</i>
                                             <i>Mycopteris costaricensis</i>
                                             <i>Mycopteris cretata</i>
                                             <i>Mycopteris grata</i>
                                             <i>Mycopteris leucosticta</i>
                                             <i>Mycopteris longipilosa</i>
                                             <i>Mycopteris martiniana</i>
                                             <i>Mycopteris semihirsuta</i>
                                                   [Grammitis semihirsuta]
                                             <i>Mycopteris subtilis</i>
                                                   [Ctenopteris subtilis]
                                                   [Grammitis subtilis]
                                                   [Terpsichore subtilis]
                                             <i>Mycopteris taxifolia</i>
                                                   [Ctenopteris taxifolia]
                                             <i>Mycopteris zeledoniana</i>
                                                   [Grammitis zeledoniana]
                                     <i>Neocheiropteris</i>
                                             <i>Neocheiropteris ensata</i>
                                             <i>Neocheiropteris fortunei</i>
                                                   [Neolepisorus fortunei]
                                     <i>Neolepisorus</i>
                                             <i>Neolepisorus ovatus</i>
                                             <i>Neolepisorus sinensis</i>
                                     <i>Neurodium</i>
                                             <i>Neurodium lanceolatum</i>
                                     <i>Niphidium</i>
                                             <i>Niphidium albopunctatissimum</i>
                                             <i>Niphidium anocarpos</i>
                                             <i>Niphidium carinatum</i>
                                             <i>Niphidium crassifolium</i>
                                                   [Campyloneurum crassifolium]
                                                   [Pessopteris crassifolia]
                                                   [Phymatodes crassifolia]
                                                   [Polypodium crassifolium]
                                                   [Serpocaulon giganteum]
                                             <i>Niphidium longifolium</i>
                                             <i>Niphidium macbridei</i>
                                             <i>Niphidium mortonianum</i>
                                             <i>Niphidium oblanceolatum</i>
                                     <i>Niphobolus</i>
                                     <i>Notogrammitis</i>
                                             <i>Notogrammitis angustifolia</i>
                                               <i>Notogrammitis angustifolia subsp. angustifolia</i>
                                                     [Grammitis poeppigiana]
                                             <i>Notogrammitis billardierei</i>
                                                   [Grammitis billardierei]
                                                   [Grammitis billardieri]
                                             <i>Notogrammitis ciliata</i>
                                                   [Grammitis ciliata]
                                                   [Polypodium paradoxum]
                                             <i>Notogrammitis crassior</i>
                                                   [Grammitis armstrongii]
                                             <i>Notogrammitis givenii</i>
                                                   [Grammitis givenii]
                                             <i>Notogrammitis heterophylla</i>
                                                   [Ctenopteris grammitidis]
                                                   [Ctenopteris heterophylla]
                                                   [Grammitis heterophylla]
                                                   [Polypodium grammitidis]
                                             <i>Notogrammitis patagonica</i>
                                                   [Grammitis patagonica]
                                                   [Polypodium patagonicum]
                                             <i>Notogrammitis rigida</i>
                                                   [Grammitis crassa]
                                                   [Grammitis rigida]
                                     <i>Oreogrammitis</i>
                                             <i>Oreogrammitis adspersa</i>
                                                   [Grammitis adspersa]
                                             <i>Oreogrammitis albosetosa</i>
                                                   [Grammitis albosetosa]
                                             <i>Oreogrammitis antipodalis</i>
                                                   [Xiphopteris antipodalis]
                                             <i>Oreogrammitis archboldii</i>
                                                   [Grammitis archboldii]
                                             <i>Oreogrammitis attenuata</i>
                                                   [Grammitis attenuata]
                                             <i>Oreogrammitis baldwinii</i>
                                             <i>Oreogrammitis beddomeana</i>
                                                   [Grammitis beddomeana]
                                                   [Radiogrammitis beddomeana]
                                             <i>Oreogrammitis bongoensis</i>
                                                   [Grammitis bongoensis]
                                             <i>Oreogrammitis brassii</i>
                                                   [Grammitis brassii]
                                             <i>Oreogrammitis caespitosa</i>
                                                   [Grammitis caespitosa]
                                             <i>Oreogrammitis ceratocarpa</i>
                                                   [Grammitis ceratocarpa]
                                             <i>Oreogrammitis clemensiae</i>
                                             <i>Oreogrammitis conformis</i>
                                                   [Grammitis conformis]
                                             <i>Oreogrammitis congener</i>
                                                   [Grammitis brevipila]
                                                   [Grammitis congener]
                                                   [Grammitis duplopilosa]
                                                   [Polypodium congenerum]
                                             <i>Oreogrammitis ctenoidea</i>
                                                   [Ctenopteris integripaleata]
                                             <i>Oreogrammitis curtipila</i>
                                             <i>Oreogrammitis curtisii</i>
                                                   [Themelium curtisii]
                                             <i>Oreogrammitis debilifolia</i>
                                                   [Grammitis debilifolia]
                                             <i>Oreogrammitis dictymioides</i>
                                                   [Grammitis dictymioides]
                                             <i>Oreogrammitis dolichosora</i>
                                                   [Polypodium ciliolatum]
                                             <i>Oreogrammitis dorsipila</i>
                                                   [Grammitis asahinae]
                                                   [Grammitis dorsipila]
                                                   [Polypodium asahinae]
                                             <i>Oreogrammitis fasciata</i>
                                                   [Grammitis fasciata]
                                                   [Grammitis graminifolia]
                                             <i>Oreogrammitis fenicis</i>
                                             <i>Oreogrammitis flavovirens</i>
                                                   [Ctenopteris schizophlebia]
                                             <i>Oreogrammitis forbesiana</i>
                                             <i>Oreogrammitis frigida</i>
                                                   [Grammitis frigida]
                                                   [Grammitis plurisetulosa]
                                             <i>Oreogrammitis habbemensis</i>
                                                   [Grammitis habbemensis]
                                             <i>Oreogrammitis halconensis</i>
                                                   [Ctenopteris halconensis]
                                                   [Themelium halconense]
                                             <i>Oreogrammitis havilandii</i>
                                                   [Radiogrammitis havilandii]
                                             <i>Oreogrammitis hirtella</i>
                                                   [Grammitis hirtella]
                                                   [Polypodium hirtellum]
                                             <i>Oreogrammitis hirtelloides</i>
                                                   [Polypodium hirtelloides]
                                             <i>Oreogrammitis hirtiformis</i>
                                                   [Grammitis hirtiformis]
                                             <i>Oreogrammitis hispida</i>
                                                   [Grammitis hispida]
                                             <i>Oreogrammitis holttumii</i>
                                                   [Grammitis holttumii]
                                             <i>Oreogrammitis hookeri</i>
                                             <i>Oreogrammitis insularis</i>
                                                   [Grammitis impressa]
                                                   [Grammitis insularis]
                                             <i>Oreogrammitis jagoriana</i>
                                                   [Grammitis jagoriana]
                                                   [Radiogrammitis jagoriana]
                                             <i>Oreogrammitis jeraiensis</i>
                                             <i>Oreogrammitis kinabaluensis</i>
                                                   [Radiogrammitis kinabaluensis]
                                             <i>Oreogrammitis ligulata</i>
                                                   [Grammitis ligulata]
                                                   [Polypodium ligulatum]
                                                   [Polypodium trachycarpum]
                                             <i>Oreogrammitis locellata</i>
                                                   [Grammitis locellata]
                                                   [Grammitis stenocrypta]
                                             <i>Oreogrammitis loculosa</i>
                                                   [Polypodium loculosum]
                                             <i>Oreogrammitis maireaui</i>
                                             <i>Oreogrammitis marivelesensis</i>
                                                   [Grammitis marivelesensis]
                                             <i>Oreogrammitis medialis</i>
                                                   [Polypodium mediale]
                                             <i>Oreogrammitis meijer-dreesii</i>
                                                   [Grammitis meijer-dreesii]
                                             <i>Oreogrammitis miltiblepharis</i>
                                             <i>Oreogrammitis multifolia</i>
                                                   [Grammitis lasiosora]
                                                   [Radiogrammitis multifolia]
                                             <i>Oreogrammitis murrayana</i>
                                                   [Polypodium murrayanum]
                                             <i>Oreogrammitis neocaledonica</i>
                                                   [Grammitis neocaledonica]
                                             <i>Oreogrammitis nigropaleata</i>
                                                   [Grammitis nigropaleata]
                                             <i>Oreogrammitis oblanceolata</i>
                                                   [Grammitis oblanceolata]
                                             <i>Oreogrammitis oncobasis</i>
                                             <i>Oreogrammitis padangensis</i>
                                                   [Grammitis padangensis]
                                             <i>Oreogrammitis parva</i>
                                                   [Grammitis parva]
                                             <i>Oreogrammitis peninsularis</i>
                                                   [Grammitis peninsularis]
                                             <i>Oreogrammitis queenslandica</i>
                                                   [Grammitis queenslandica]
                                             <i>Oreogrammitis raiateensis</i>
                                                   [Polypodium raiateense]
                                             <i>Oreogrammitis reducta</i>
                                                   [Grammitis reducta]
                                             <i>Oreogrammitis reinwardtii</i>
                                                   [Grammitis reinwardtii]
                                             <i>Oreogrammitis reinwardtioides</i>
                                             <i>Oreogrammitis reptans</i>
                                                   [Grammitis reptans]
                                             <i>Oreogrammitis scabristipes</i>
                                                   [Grammitis bulbotricha]
                                                   [Grammitis scabristipes]
                                                   [Polypodium bulbotrichum]
                                                   [Polypodium ludens]
                                             <i>Oreogrammitis scleroglossoides</i>
                                                   [Grammitis scleroglossoides]
                                             <i>Oreogrammitis setigera</i>
                                                   [Grammitis fasciculata]
                                                   [Grammitis intromissa]
                                                   [Radiogrammitis setigera]
                                             <i>Oreogrammitis setosa</i>
                                                   [Grammitis setosa]
                                             <i>Oreogrammitis setulifera</i>
                                             <i>Oreogrammitis subevenosa</i>
                                                   [Grammitis subevenosa]
                                             <i>Oreogrammitis subpinnatifida</i>
                                                   [Grammitis subpinnatifida]
                                                   [Xiphopteris subpinnatifida]
                                             <i>Oreogrammitis subreticulata</i>
                                             <i>Oreogrammitis subspathulata</i>
                                                   [Polypodium subspathulatum]
                                             <i>Oreogrammitis sumatrana</i>
                                                   [Grammitis sumatrana]
                                             <i>Oreogrammitis taxodioides</i>
                                                   [Ctenopteris taxodioides]
                                             <i>Oreogrammitis temehaniensis</i>
                                                   [Polypodium raiateense var. temehaniense]
                                             <i>Oreogrammitis torricelliana</i>
                                             <i>Oreogrammitis trogophylla</i>
                                                   [Grammitis trogophylla]
                                             <i>Oreogrammitis universa</i>
                                                   [Grammitis universa]
                                             <i>Oreogrammitis wurunuran</i>
                                                   [Grammitis wurunuran]
                                             <i>Oreogrammitis yoderi</i>
                                                   [Ctenopteris yoderi]
                                                   [Themelium yoderi]
                                             <i>Oreogrammitis zeylanica</i>
                                                   [Polypodium zeylanicum]
                                     <i>Paltonium</i>
                                             <i>Paltonium lanceolatum</i>
                                     <i>Paragramma</i>
                                     <i>Parrisia</i>
                                             <i>Parrisia parietina</i>
                                                   [Grammitis parietina]
                                                   [Grammitis yarumalensis]
                                     <i>Pecluma</i>
                                             <i>Pecluma absidata</i>
                                             <i>Pecluma alfredii</i>
                                                   [Polypodium alfredii]
                                                   [Polypodium cupreolepis]
                                                   [Polypodium cyathicola]
                                               <i>Pecluma alfredii var. cupreolepis</i>
                                                     [Pecluma cupreolepis]
                                               <i>Pecluma alfredii var. occidentalis</i>
                                             <i>Pecluma atra</i>
                                                   [Polypodium atrum]
                                             <i>Pecluma bermudiana</i>
                                                   [Polypodium bermudianum]
                                             <i>Pecluma bourgeauana</i>
                                                   [Pecluma ptilotos var. caespitosa]
                                             <i>Pecluma camptophyllaria</i>
                                               <i>Pecluma camptophyllaria subsp. abbreviata</i>
                                               <i>Pecluma camptophyllaria subsp. camptophyllaria</i>
                                               <i>Pecluma camptophyllaria var. lachnifera</i>
                                             <i>Pecluma consimilis</i>
                                               <i>Pecluma consimilis var. pastazensis</i>
                                             <i>Pecluma curvans</i>
                                                   [Polypodium circinatum]
                                             <i>Pecluma dispersa</i>
                                             <i>Pecluma divaricata</i>
                                                   [Polypodium bolivianum]
                                             <i>Pecluma dulcis</i>
                                             <i>Pecluma eurybasis</i>
                                                   [Polypodium eurybasis]
                                               <i>Pecluma eurybasis var. eurybasis</i>
                                               <i>Pecluma eurybasis var. villosa</i>
                                                     [Pecluma eurybasis var. glabrescens]
                                             <i>Pecluma ferruginea</i>
                                                   [Polypodium ferrugineum]
                                             <i>Pecluma filicula</i>
                                             <i>Pecluma funicula</i>
                                             <i>Pecluma hartwegiana</i>
                                                   [Polypodium ellipsoideum]
                                             <i>Pecluma hygrometrica</i>
                                             <i>Pecluma liebmannii</i>
                                             <i>Pecluma longepinnulata</i>
                                                   [Polypodium arthropodium]
                                                   [Polypodium biauritum]
                                             <i>Pecluma macedoi</i>
                                                   [Pecluma camptophyllaria var. macedoi]
                                             <i>Pecluma paradiseae</i>
                                                   [Polypodium paradiseae]
                                             <i>Pecluma pectinata</i>
                                                   [Polypodium anisomeron var. pectinatum]
                                             <i>Pecluma pectinatiformis</i>
                                             <i>Pecluma pilosa</i>
                                             <i>Pecluma plumula</i>
                                                   [Polypodium pulchrum]
                                             <i>Pecluma ptilodon</i>
                                               <i>Pecluma ptilodon subsp. caespitosum</i>
                                               <i>Pecluma ptilodon subsp. ptilodon</i>
                                               <i>Pecluma ptilodon var. caespitosa</i>
                                               <i>Pecluma ptilodon var. caespitosum</i>
                                               <i>Pecluma ptilodon var. ptilodon</i>
                                             <i>Pecluma ptilota</i>
                                             <i>Pecluma ptilotos</i>
                                             <i>Pecluma rhachipterygia</i>
                                                   [Polypodium stenoloma]
                                             <i>Pecluma robusta</i>
                                             <i>Pecluma sicca</i>
                                             <i>Pecluma singeri</i>
                                             <i>Pecluma sursumcurrens</i>
                                                   [Polypodium sursumcurrens]
                                             <i>Pecluma truncorum</i>
                                             <i>Pecluma venturii</i>
                                     <i>Phlebodium</i>
                                             <i>Phlebodium araneosum</i>
                                             <i>Phlebodium areolatum</i>
                                                   [Polypodium areolatum]
                                                   [Polypodium sporadocarpum]
                                             <i>Phlebodium aureum</i>
                                                   [Polypodium aureum]
                                             <i>Phlebodium decumanum</i>
                                             <i>Phlebodium pseudoaureum</i>
                                                   [Polypodium aureum var. areolatum]
                                                   [Polypodium pseudoaureum]
                                     <i>Photinopteris</i>
                                     <i>Phymatodes</i>
                                             <i>Phymatodes exigua</i>
                                             <i>Phymatodes scolopendria</i>
                                             <i>Phymatodes stewartii</i>
                                     <i>Phymatopsis</i>
                                             <i>Phymatopsis hastata</i>
                                             <i>Phymatopsis incurvata</i>
                                                   [Polypodium incurvatum]
                                     <i>Phymatopteris</i>
                                             <i>Phymatopteris chrysotricha</i>
                                             <i>Phymatopteris dactylina</i>
                                             <i>Phymatopteris hastata</i>
                                             <i>Phymatopteris majoensis</i>
                                             <i>Phymatopteris stracheyi</i>
                                     <i>Phymatosaurus</i>
                                             <i>Phymatosaurus grossus</i>
                                             <i>Phymatosaurus scolopendria</i>
                                     <i>Phymatosorus</i>
                                             <i>Phymatosorus diversifolius</i>
                                                   [Polypodium diversifolium]
                                             <i>Phymatosorus grossus</i>
                                             <i>Phymatosorus membranifolium</i>
                                                   [Phymatodes nigrescens]
                                             <i>Phymatosorus membranifolius</i>
                                                   [Microsorum membranifolium]
                                             <i>Phymatosorus novae-zealandiae</i>
                                             <i>Phymatosorus pustulatus</i>
                                                   [Polypodium pustlulatum]
                                               <i>Phymatosorus pustulatus subsp. pustulatus</i>
                                                     [Phymatodes diversifolium]
                                             <i>Phymatosorus scandens</i>
                                                   [Microsorum scandens]
                                             <i>Phymatosorus scolopendria</i>
                                             <i>Phymatosorus vieillardii</i>
                              Platycerioideae
                                     <i>Platycerium</i>
                                             <i>Platycerium alcicorne</i>
                                                   [Acrostichum bifurcatum]
                                                   [Platycerium vassei]
                                             <i>Platycerium andinum</i>
                                             <i>Platycerium biforme</i>
                                             <i>Platycerium bifurcatum</i>
                                               <i>Platycerium bifurcatum subsp. willinckii</i>
                                                     [Platycerium willinckii]
                                             <i>Platycerium coronarium</i>
                                             <i>Platycerium elephantotis</i>
                                                   [Platycerium angolense]
                                             <i>Platycerium grande</i>
                                             <i>Platycerium hillii</i>
                                             <i>Platycerium madagascariense</i>
                                             <i>Platycerium ridleyi</i>
                                             <i>Platycerium stemaria</i>
                                                   [Acrostichum stemaria]
                                             <i>Platycerium superbum</i>
                                             <i>Platycerium wallichii</i>
                                     <i>Pleopeltis</i>
                                             <i>Pleopeltis acicularis</i>
                                             <i>Pleopeltis alansmithii</i>
                                             <i>Pleopeltis angusta</i>
                                                   [Drynaria angusta]
                                               <i>Pleopeltis angusta var. angusta</i>
                                               <i>Pleopeltis angusta var. stenoloma</i>
                                             <i>Pleopeltis appressa</i>
                                             <i>Pleopeltis astrolepis</i>
                                                   [Grammitis revoluta]
                                                   [Pleopeltis angustifolia]
                                             <i>Pleopeltis balaonensis</i>
                                             <i>Pleopeltis bombycina</i>
                                                   [Polypodium apagolepis]
                                                   [Polypodium bombycinum]
                                             <i>Pleopeltis bradeorum</i>
                                                   [Pseudocolysis bradeorum]
                                             <i>Pleopeltis buchtienii</i>
                                                   [Polypodium buchtienii]
                                                   [Polypodium pycnocarpum var. buchtienii]
                                                   [Polypodium rusbyi]
                                             <i>Pleopeltis burchellii</i>
                                                   [Pleopeltis polypodioides var. burchellii]
                                             <i>Pleopeltis christensenii</i>
                                                   [Dicranoglossum panamense]
                                             <i>Pleopeltis collinsii</i>
                                             <i>Pleopeltis complanata</i>
                                                   [Pleopeltis macrocarpa var. complanata]
                                             <i>Pleopeltis constricta</i>
                                             <i>Pleopeltis conzattii</i>
                                                   [Polypodium conzattii]
                                             <i>Pleopeltis crassinervata</i>
                                             <i>Pleopeltis cryptocarpa</i>
                                             <i>Pleopeltis desvauxii</i>
                                                   [Dicranoglossum desvauxii]
                                             <i>Pleopeltis ecklonii</i>
                                                   [Polypodium ecklonii]
                                             <i>Pleopeltis excavata</i>
                                             <i>Pleopeltis fallacissima</i>
                                             <i>Pleopeltis fallax</i>
                                                   [Polypodium fallax]
                                             <i>Pleopeltis fayorum</i>
                                             <i>Pleopeltis fimbriata</i>
                                             <i>Pleopeltis fraseri</i>
                                                   [Polypodium fraseri]
                                             <i>Pleopeltis friedrichsthaliana</i>
                                                   [Polypodium friedrichsthalianum]
                                             <i>Pleopeltis fructuosa</i>
                                                   [Polypodium fructuosum]
                                             <i>Pleopeltis furcata</i>
                                                   [Eschatogramme furcata var. bicolor]
                                                   [Eschatogramme furcata]
                                             <i>Pleopeltis furfuracea</i>
                                             <i>Pleopeltis guttata</i>
                                             <i>Pleopeltis hirsutissima</i>
                                             <i>Pleopeltis hookeri</i>
                                             <i>Pleopeltis insularum</i>
                                                   [Polypodium insularum]
                                             <i>Pleopeltis interjecta</i>
                                             <i>Pleopeltis lanceolata</i>
                                             <i>Pleopeltis lepidopteris</i>
                                                   [Polypodium sepultum]
                                             <i>Pleopeltis lepidota</i>
                                             <i>Pleopeltis lepidotricha</i>
                                             <i>Pleopeltis leucospora</i>
                                             <i>Pleopeltis lindeniana</i>
                                                   [Polypodium lindenianum]
                                             <i>Pleopeltis linearis</i>
                                             <i>Pleopeltis longifolia</i>
                                             <i>Pleopeltis macrocarpa</i>
                                               <i>Pleopeltis macrocarpa var. macrocarpa</i>
                                               <i>Pleopeltis macrocarpa var. triphora</i>
                                             <i>Pleopeltis macrolepis</i>
                                                   [Polypodium macrolepis]
                                             <i>Pleopeltis macrosphaera</i>
                                             <i>Pleopeltis madrensis</i>
                                             <i>Pleopeltis marginata</i>
                                             <i>Pleopeltis megalolepis</i>
                                                   [Polypodium megalolepis]
                                             <i>Pleopeltis mexicana</i>
                                                   [Pleopeltis macrocarpa var. trichophora]
                                             <i>Pleopeltis michauxiana</i>
                                             <i>Pleopeltis minarum</i>
                                             <i>Pleopeltis minima</i>
                                             <i>Pleopeltis monosora</i>
                                             <i>Pleopeltis montigena</i>
                                             <i>Pleopeltis muenchii</i>
                                             <i>Pleopeltis munchii</i>
                                             <i>Pleopeltis murora</i>
                                             <i>Pleopeltis murorum</i>
                                             <i>Pleopeltis myriolepis</i>
                                             <i>Pleopeltis oreophila</i>
                                             <i>Pleopeltis orientalis</i>
                                             <i>Pleopeltis panamensis</i>
                                                   [Polypodium panamense]
                                             <i>Pleopeltis peltata</i>
                                             <i>Pleopeltis percussa</i>
                                             <i>Pleopeltis pinnatifida</i>
                                                   [Polypodium ratiborii]
                                             <i>Pleopeltis platylepis</i>
                                             <i>Pleopeltis plebeia</i>
                                                   [Polypodium cheilostictum]
                                             <i>Pleopeltis pleopeltidis</i>
                                                   [Polypodium typicum]
                                             <i>Pleopeltis pleopeltifolia</i>
                                                   [Polypodium pleopeltifolium]
                                             <i>Pleopeltis polylepis</i>
                                               <i>Pleopeltis polylepis var. erythrolepis</i>
                                                     [Pleopeltis erythrolepis]
                                                     [Polypodium erythrolepis]
                                               <i>Pleopeltis polylepis var. interjecta</i>
                                                     [Pleopeltis macrocarpa var. interjecta]
                                               <i>Pleopeltis polylepis var. polylepis</i>
                                             <i>Pleopeltis polypodioides</i>
                                                   [Acrostichum polypodioides]
                                                   [Polypodium ceteraccinum]
                                                   [Polypodium incanoides]
                                               <i>Pleopeltis polypodioides subsp. ecklonii</i>
                                               <i>Pleopeltis polypodioides subsp. michauxiana</i>
                                                     [Polypodium polypodioides var. michauxianum]
                                               <i>Pleopeltis polypodioides subsp. polypodioides</i>
                                                     [Marginaria polypodioides]
                                               <i>Pleopeltis polypodioides var. aciculare</i>
                                               <i>Pleopeltis polypodioides var. acicularis</i>
                                               <i>Pleopeltis polypodioides var. knoblochiana</i>
                                               <i>Pleopeltis polypodioides var. michauxiana</i>
                                               <i>Pleopeltis polypodioides var. polypodioides</i>
                                             <i>Pleopeltis pycnocarpa</i>
                                                   [Polypodium bryopodum]
                                                   [Polypodium pycnocarpum]
                                             <i>Pleopeltis pyrrholepis</i>
                                                   [Polypodium pyrrholepis]
                                             <i>Pleopeltis remota</i>
                                             <i>Pleopeltis revoluta</i>
                                             <i>Pleopeltis riograndensis</i>
                                                   [Polypodium thyssanolepis var. riograndense]
                                             <i>Pleopeltis rosei</i>
                                             <i>Pleopeltis rzedowskiana</i>
                                                   [Polypodium rzedowskianum]
                                             <i>Pleopeltis sanctae-rosae</i>
                                             <i>Pleopeltis segregata</i>
                                             <i>Pleopeltis squalida</i>
                                                   [Polypodium polypodioides var. minus]
                                                   [Polypodium squalidum]
                                             <i>Pleopeltis squamata</i>
                                             <i>Pleopeltis steirolepis</i>
                                                   [Polypodium steirolepis]
                                             <i>Pleopeltis subvestita</i>
                                                   [Polypodium subvestitum]
                                             <i>Pleopeltis thunbergiana</i>
                                             <i>Pleopeltis thyssanolepis</i>
                                                   [Polypodium thyssanolepis var. thyssanolepis]
                                                   [Polypodium thyssanolepis]
                                             <i>Pleopeltis tridens</i>
                                             <i>Pleopeltis tweedieana</i>
                                             <i>Pleopeltis villagranii</i>
                                             <i>Pleopeltis wiesbaurii</i>
                                                   [Drymoglossum wiesbaurii]
                                                   [Marginariopsis wiesbaurii]
                                                   [Pleopeltis gomeziana]
                                             <i>Pleopeltis xantholepis</i>
                                                   [Polypodium xantholepis]
                                             <i>Pleopeltis × pueblensis</i>
                                             <i>Pleopeltis × simiana</i>
                                                   [× Pleopodium simianum]
                                             <i>Pleopeltis × sordidula</i>
                                                   [Polypodium sordidulum]
                                             <i>Pleopeltis × tricholepis</i>
                                                   [× Pleopodium tricholepis]
                                             <i>Pleopeltis ×pueblensis</i>
                                             <i>Pleopeltis ×tricholepis</i>
                                     <i>Pleurosoriopsis</i>
                                             <i>Pleurosoriopsis makinoi</i>
                                     <i>Polypodiodes</i>
                                             <i>Polypodiodes amoena</i>
                                                   [Goniophlebium amoenum]
                                             <i>Polypodiodes chinensis</i>
                                             <i>Polypodiodes fieldingiana</i>
                                                   [Goniophlebium microrhizoma]
                                             <i>Polypodiodes formosana</i>
                                                   [Goniophlebium formosanum]
                                                   [Polypodium formosanum]
                                             <i>Polypodiodes lachnopus</i>
                                                   [Goniophlebium lachnopus]
                                             <i>Polypodiodes microrhizoma</i>
                                             <i>Polypodiodes niponica</i>
                                                   [Goniophlebium niponicum]
                                             <i>Polypodiodes someyae</i>
                                             <i>Polypodiodes subamoena</i>
                                                   [Goniophlebium subamoenum]
                              Polypodioideae
                                     <i>Synammia</i>
                                             <i>Synammia intermedia</i>
                                               <i>Synammia intermedia subsp. intermedia</i>
                                                     [Polypodium translucens]
                                     <i>Polypodiopteris</i>
                                     <i>Polypodium</i>
                                             <i>Polypodium abruptum</i>
                                             <i>Polypodium aculeatum</i>
                                             <i>Polypodium adelphum</i>
                                             <i>Polypodium adnatum</i>
                                             <i>Polypodium aequale</i>
                                             <i>Polypodium africanum</i>
                                             <i>Polypodium alansmithii</i>
                                             <i>Polypodium alavae</i>
                                             <i>Polypodium albopunctatum</i>
                                             <i>Polypodium aleuticum</i>
                                             <i>Polypodium alpestre</i>
                                             <i>Polypodium amoenum</i>
                                             <i>Polypodium amorphum</i>
                                             <i>Polypodium anfractuosum</i>
                                             <i>Polypodium angustatum</i>
                                             <i>Polypodium angustum</i>
                                             <i>Polypodium apiculatum</i>
                                             <i>Polypodium appalachianum</i>
                                             <i>Polypodium araneosum</i>
                                             <i>Polypodium arcanum</i>
                                               <i>Polypodium arcanum var. arcanum</i>
                                               <i>Polypodium arcanum var. bakeri</i>
                                                     [Polypodium plesiosorum var. bakeri]
                                               <i>Polypodium arcanum var. septentrionale</i>
                                             <i>Polypodium argutum</i>
                                             <i>Polypodium arisanense</i>
                                             <i>Polypodium aromaticum</i>
                                             <i>Polypodium articulatum</i>
                                             <i>Polypodium aspidioides</i>
                                             <i>Polypodium asplenifolium</i>
                                             <i>Polypodium aspleniifolium</i>
                                             <i>Polypodium asplenioides</i>
                                             <i>Polypodium astrolepis</i>
                                             <i>Polypodium attenuatum</i>
                                             <i>Polypodium auriculatum</i>
                                             <i>Polypodium australe</i>
                                             <i>Polypodium aztecum</i>
                                             <i>Polypodium barbatum</i>
                                             <i>Polypodium blechnoides</i>
                                             <i>Polypodium brasiliense</i>
                                             <i>Polypodium bulbiferum</i>
                                             <i>Polypodium caespitosum</i>
                                             <i>Polypodium californicum</i>
                                                   [Polypodium californicum var. californicum]
                                                   [Polypodium californicum var. kaulfussii]
                                             <i>Polypodium calirhiza</i>
                                                   [Polypodium intermedium]
                                             <i>Polypodium cambricum</i>
                                                   [Polypodium cambricum subsp. serrulatum]
                                                   [Polypodium vulgare subsp. serratum]
                                               <i>Polypodium cambricum subsp. cambricum</i>
                                               <i>Polypodium cambricum subsp. macaronesicum</i>
                                             <i>Polypodium camptophyllarium</i>
                                               <i>Polypodium camptophyllarium var. abbreviatum</i>
                                             <i>Polypodium capillare</i>
                                             <i>Polypodium caudatum</i>
                                             <i>Polypodium chiapense</i>
                                             <i>Polypodium chnoodes</i>
                                             <i>Polypodium christensenii</i>
                                             <i>Polypodium coarctatum</i>
                                             <i>Polypodium collinsii</i>
                                                   [Polypodium mickelii]
                                             <i>Polypodium colpodes</i>
                                             <i>Polypodium colysoides</i>
                                             <i>Polypodium concinnum</i>
                                             <i>Polypodium conjugatum</i>
                                             <i>Polypodium connectile</i>
                                             <i>Polypodium consimile</i>
                                             <i>Polypodium conterminans</i>
                                             <i>Polypodium costatum</i>
                                             <i>Polypodium crenatum</i>
                                             <i>Polypodium cristatum</i>
                                             <i>Polypodium cryptocarpon</i>
                                             <i>Polypodium cultratum</i>
                                             <i>Polypodium curvatum</i>
                                             <i>Polypodium decumanum</i>
                                             <i>Polypodium decurrens</i>
                                             <i>Polypodium delicatulum</i>
                                             <i>Polypodium deltoideum</i>
                                             <i>Polypodium dictyopteris</i>
                                             <i>Polypodium dilatatum</i>
                                             <i>Polypodium dimorphum</i>
                                             <i>Polypodium diplotrichum</i>
                                             <i>Polypodium dispersum</i>
                                             <i>Polypodium dissimile</i>
                                             <i>Polypodium distans</i>
                                             <i>Polypodium dulce</i>
                                             <i>Polypodium eatonii</i>
                                             <i>Polypodium echinolepis</i>
                                                   [Polypodium macrodon]
                                                   [Polypodium plectolepis]
                                             <i>Polypodium elasticum</i>
                                             <i>Polypodium elongatum</i>
                                             <i>Polypodium ensiforme</i>
                                             <i>Polypodium eperopeutes</i>
                                             <i>Polypodium excavatum</i>
                                             <i>Polypodium exiguum</i>
                                             <i>Polypodium exornans</i>
                                             <i>Polypodium fallacissimum</i>
                                             <i>Polypodium fauriei</i>
                                             <i>Polypodium feuillei</i>
                                             <i>Polypodium fimbriatum</i>
                                             <i>Polypodium firmulum</i>
                                             <i>Polypodium fissidens</i>
                                             <i>Polypodium fissum</i>
                                             <i>Polypodium flagellare</i>
                                             <i>Polypodium font-query</i>
                                             <i>Polypodium fraternum</i>
                                             <i>Polypodium fraxinifolium</i>
                                             <i>Polypodium furfuraceum</i>
                                             <i>Polypodium fuscopetiolatum</i>
                                             <i>Polypodium ghiesbreghtii</i>
                                             <i>Polypodium giganteum</i>
                                             <i>Polypodium glabrum</i>
                                             <i>Polypodium gladiatum</i>
                                             <i>Polypodium glaucum</i>
                                             <i>Polypodium glycyrrhiza</i>
                                                   [Polypodium occidentale]
                                                   [Polypodium vulgare subsp. occidentale]
                                                   [Polypodium vulgare var. commune]
                                                   [Polypodium vulgare var. occidentale]
                                             <i>Polypodium gramineum</i>
                                             <i>Polypodium grisebachii</i>
                                             <i>Polypodium griseum</i>
                                             <i>Polypodium guttatum</i>
                                             <i>Polypodium haalilioanum</i>
                                             <i>Polypodium hartwegianum</i>
                                             <i>Polypodium hendersonii</i>
                                             <i>Polypodium hesperium</i>
                                                   [Polypodium vulgare subsp. columbianum]
                                                   [Polypodium vulgare var. columbianum]
                                                   [Polypodium vulgare var. hesperium]
                                             <i>Polypodium hessii</i>
                                             <i>Polypodium heterocarpum</i>
                                             <i>Polypodium heterophyllum</i>
                                             <i>Polypodium himalayense</i>
                                             <i>Polypodium hirsutissimum</i>
                                             <i>Polypodium hispidulum</i>
                                             <i>Polypodium hookeri</i>
                                             <i>Polypodium hymenodes</i>
                                             <i>Polypodium hymenophylloides</i>
                                             <i>Polypodium inaequale</i>
                                             <i>Polypodium induens</i>
                                             <i>Polypodium interjectum</i>
                                             <i>Polypodium jubiforme</i>
                                             <i>Polypodium juglandifolium</i>
                                             <i>Polypodium kashyapii</i>
                                             <i>Polypodium khasyanum</i>
                                                   [Prosaptia khasyana]
                                             <i>Polypodium knowltoniorum</i>
                                             <i>Polypodium knudsenii</i>
                                             <i>Polypodium lanceolatum</i>
                                               <i>Polypodium lanceolatum var. crassinervatum</i>
                                               <i>Polypodium lanceolatum var. lanceolatum</i>
                                               <i>Polypodium lanceolatum var. trichophorum</i>
                                             <i>Polypodium latebrosum</i>
                                             <i>Polypodium latum</i>
                                             <i>Polypodium lepidopteris</i>
                                             <i>Polypodium lepidotrichum</i>
                                             <i>Polypodium leucolepis</i>
                                             <i>Polypodium leucosticton</i>
                                             <i>Polypodium levigatum</i>
                                                   [Polypodium glaucophyllum]
                                             <i>Polypodium liebmannii</i>
                                             <i>Polypodium lineare</i>
                                             <i>Polypodium lingua</i>
                                             <i>Polypodium longepinnulatum</i>
                                             <i>Polypodium longipetiolatum</i>
                                                   [Campyloneurum fallax]
                                             <i>Polypodium longissimum</i>
                                             <i>Polypodium loriceum</i>
                                             <i>Polypodium loriforme</i>
                                             <i>Polypodium lycopodioides</i>
                                             <i>Polypodium macaronesicum</i>
                                             <i>Polypodium macrophyllum</i>
                                             <i>Polypodium madrense</i>
                                             <i>Polypodium mantoniae</i>
                                             <i>Polypodium margallii</i>
                                             <i>Polypodium marginale</i>
                                             <i>Polypodium martensii</i>
                                             <i>Polypodium membranaceum</i>
                                             <i>Polypodium microrhizoma</i>
                                             <i>Polypodium minimum</i>
                                             <i>Polypodium mollissimum</i>
                                             <i>Polypodium moniliforme</i>
                                             <i>Polypodium montense</i>
                                             <i>Polypodium montigenum</i>
                                             <i>Polypodium moritzianum</i>
                                             <i>Polypodium muenchii</i>
                                             <i>Polypodium murorum</i>
                                             <i>Polypodium myosuroides</i>
                                             <i>Polypodium myriocarpum</i>
                                             <i>Polypodium myriolepis</i>
                                             <i>Polypodium nematorhizon</i>
                                             <i>Polypodium nigripes</i>
                                             <i>Polypodium nitidum</i>
                                             <i>Polypodium noveboracense</i>
                                             <i>Polypodium nudum</i>
                                             <i>Polypodium otites</i>
                                             <i>Polypodium oulolepis</i>
                                             <i>Polypodium palmatum</i>
                                             <i>Polypodium papillosum</i>
                                             <i>Polypodium parasiticum</i>
                                             <i>Polypodium parvulum</i>
                                             <i>Polypodium pectinatum</i>
                                             <i>Polypodium pellucidum</i>
                                                   [Polypodium hawaiiense]
                                                   [Polypodium helleri]
                                               <i>Polypodium pellucidum var. acuminatum</i>
                                               <i>Polypodium pellucidum var. pellucidum</i>
                                               <i>Polypodium pellucidum var. vulcanicum</i>
                                             <i>Polypodium peltatum</i>
                                             <i>Polypodium pendulum</i>
                                             <i>Polypodium pennigerum</i>
                                             <i>Polypodium percussum</i>
                                             <i>Polypodium petiolatum</i>
                                             <i>Polypodium phyllitidis</i>
                                               <i>Polypodium phyllitidis var. latum</i>
                                             <i>Polypodium phymatodes</i>
                                             <i>Polypodium pilosissimum</i>
                                             <i>Polypodium pinnatissimum</i>
                                             <i>Polypodium platylepis</i>
                                             <i>Polypodium platyphyllum</i>
                                             <i>Polypodium plebeium</i>
                                             <i>Polypodium plebejum</i>
                                             <i>Polypodium plectolepidioides</i>
                                             <i>Polypodium pleolepis</i>
                                             <i>Polypodium plesiosorum</i>
                                                   [Goniophlebium stramineum]
                                                   [Polypodium anisomeron var. elongatum]
                                                   [Polypodium anisomeron]
                                                   [Polypodium feei]
                                             <i>Polypodium pleurosorum</i>
                                                   [Phlebodium inaequale]
                                                   [Polypodium lowei]
                                             <i>Polypodium plumula</i>
                                             <i>Polypodium poecilophlebium</i>
                                             <i>Polypodium polycarpon</i>
                                             <i>Polypodium polylepis</i>
                                             <i>Polypodium polypodioides</i>
                                                   [Polypodium incanum]
                                               <i>Polypodium polypodioides var. aciculare</i>
                                               <i>Polypodium polypodioides var. burchellii</i>
                                               <i>Polypodium polypodioides var. knoblochianum</i>
                                               <i>Polypodium polypodioides var. polypodioides</i>
                                             <i>Polypodium praetermissum</i>
                                             <i>Polypodium proliferum</i>
                                             <i>Polypodium prolongilobum</i>
                                             <i>Polypodium pseudogrammitis</i>
                                             <i>Polypodium pteropus</i>
                                             <i>Polypodium ptilodon</i>
                                               <i>Polypodium ptilodon var. caespitosum</i>
                                             <i>Polypodium puberulum</i>
                                                   [Polypodium glaberulum]
                                                   [Polypodium olivaceum]
                                             <i>Polypodium pubescens</i>
                                             <i>Polypodium punctatum</i>
                                             <i>Polypodium pustulatum</i>
                                             <i>Polypodium remotum</i>
                                             <i>Polypodium repens</i>
                                             <i>Polypodium reptans</i>
                                             <i>Polypodium rhachipterygium</i>
                                             <i>Polypodium rhodopleuron</i>
                                             <i>Polypodium rigens</i>
                                             <i>Polypodium riograndense</i>
                                                   [Thelypteris riograndensis]
                                             <i>Polypodium rosei</i>
                                             <i>Polypodium rostratum</i>
                                             <i>Polypodium rupestre</i>
                                             <i>Polypodium saffordii</i>
                                             <i>Polypodium salicifolium</i>
                                             <i>Polypodium sanctae-rosae</i>
                                             <i>Polypodium sandwicense</i>
                                             <i>Polypodium sarmentosum</i>
                                             <i>Polypodium saxicola</i>
                                             <i>Polypodium saximontanum</i>
                                             <i>Polypodium scandens</i>
                                             <i>Polypodium schraderi</i>
                                             <i>Polypodium scolopendria</i>
                                             <i>Polypodium scolopendrium</i>
                                             <i>Polypodium scouleri</i>
                                             <i>Polypodium sectifrons</i>
                                             <i>Polypodium semihirsutum</i>
                                             <i>Polypodium serpens</i>
                                             <i>Polypodium serratum</i>
                                             <i>Polypodium sessilifolium</i>
                                             <i>Polypodium setosum</i>
                                             <i>Polypodium setulosum</i>
                                             <i>Polypodium sibiricum</i>
                                             <i>Polypodium sororium</i>
                                             <i>Polypodium spectrum</i>
                                             <i>Polypodium squamatum</i>
                                             <i>Polypodium subauriculatum</i>
                                             <i>Polypodium subfalcatum</i>
                                             <i>Polypodium subpetiolatum</i>
                                                   [Polypodium maxonii]
                                                   [Polypodium teresae]
                                             <i>Polypodium subtile</i>
                                             <i>Polypodium swartzii</i>
                                             <i>Polypodium taenifolium</i>
                                             <i>Polypodium tainiatum</i>
                                             <i>Polypodium tamariscinum</i>
                                             <i>Polypodium taxifolium</i>
                                             <i>Polypodium tenellum</i>
                                             <i>Polypodium tenuifolium</i>
                                             <i>Polypodium tenuisectum</i>
                                             <i>Polypodium thunbergianum</i>
                                             <i>Polypodium tobagense</i>
                                             <i>Polypodium triangulare</i>
                                             <i>Polypodium trichomanoides</i>
                                             <i>Polypodium trifidum</i>
                                             <i>Polypodium trifurcatum</i>
                                             <i>Polypodium triseriale</i>
                                             <i>Polypodium tweedianum</i>
                                             <i>Polypodium urophyllum</i>
                                             <i>Polypodium ursipes</i>
                                             <i>Polypodium venulosum</i>
                                             <i>Polypodium vestitum</i>
                                             <i>Polypodium vexatum</i>
                                             <i>Polypodium villagranii</i>
                                             <i>Polypodium virginianum</i>
                                                   [Polypodium virginianum f. bipinnatifidum]
                                                   [Polypodium virginianum f. cambricoides]
                                                   [Polypodium virginianum f. deltoideum]
                                                   [Polypodium virginianum f. elongatum]
                                                   [Polypodium virginianum f. subsimplex]
                                                   [Polypodium vulgare f. projectum]
                                                   [Polypodium vulgare var. acuminatum]
                                                   <i>Polypodium virginianum f. acuminatum</i>
                                                   <i>Polypodium virginianum f. virginianum</i>
                                             <i>Polypodium vulgare</i>
                                               <i>Polypodium vulgare subsp. vulgare</i>
                                                     [Polypodium vulgare var. attenuatum]
                                               <i>Polypodium vulgare var. cambricum</i>
                                               <i>Polypodium vulgare var. intermedium</i>
                                               <i>Polypodium vulgare var. serratum</i>
                                               <i>Polypodium vulgare var. virginianum</i>
                                               <i>Polypodium vulgare subsp. prionodes</i>
                                               <i>Polypodium vulgare var. kaulfussii</i>
                                             <i>Polypodium wagneri</i>
                                                   [Polypodium costaricense]
                                             <i>Polypodium wallichianum</i>
                                             <i>Polypodium wiesbaueri</i>
                                             <i>Polypodium wrightii</i>
                                             <i>Polypodium xalapense</i>
                                             <i>Polypodium × aztecum</i>
                                             <i>Polypodium × encumeadense</i>
                                     <i>Prosaptia</i>
                                             <i>Prosaptia alata</i>
                                                   [Ctenopteris alata]
                                                   [Davallia emersonii]
                                                   [Davallia serriformis]
                                                   [Prosaptia emersonii]
                                             <i>Prosaptia ancestralis</i>
                                             <i>Prosaptia archboldii</i>
                                             <i>Prosaptia barathrophylla</i>
                                             <i>Prosaptia bolobensis</i>
                                                   [Ctenopteris bolobensis]
                                             <i>Prosaptia brassii</i>
                                                   [Ctenopteris brassii]
                                             <i>Prosaptia capillipes</i>
                                                   [Polypodium capillipes]
                                             <i>Prosaptia celebica</i>
                                                   [Polypodium celebicum]
                                             <i>Prosaptia contigua</i>
                                                   [Davallia contigua]
                                                   [Prosaptia pubipes]
                                             <i>Prosaptia cryptocarpa</i>
                                             <i>Prosaptia davalliacea</i>
                                             <i>Prosaptia engleriana</i>
                                                   [Davallia engleriana]
                                             <i>Prosaptia fusca</i>
                                                   [Ctenopteris fusca]
                                             <i>Prosaptia fuscopilosa</i>
                                             <i>Prosaptia kanashiroi</i>
                                                   [Polypodium kanashiroi]
                                             <i>Prosaptia maidenii</i>
                                                   [Ctenopteris maidenii]
                                             <i>Prosaptia micropora</i>
                                             <i>Prosaptia multicaudata</i>
                                                   [Ctenopteris multicaudata]
                                             <i>Prosaptia negrosensis</i>
                                                   [Ctenopteris negrosensis]
                                             <i>Prosaptia nutans</i>
                                                   [Ctenopteris nutans]
                                             <i>Prosaptia obliquata</i>
                                                   [Ctenopteris obliquata]
                                                   [Polypodium obliquatum]
                                             <i>Prosaptia pectinata</i>
                                                   [Prosaptia leysii]
                                             <i>Prosaptia pendens</i>
                                             <i>Prosaptia rhodocarpa</i>
                                                   [Ctenopteris rhodocarpa]
                                             <i>Prosaptia shawii</i>
                                                   [Polypodium shawii]
                                             <i>Prosaptia stellatosetosa</i>
                                             <i>Prosaptia subnuda</i>
                                             <i>Prosaptia venulosa</i>
                                             <i>Prosaptia venulosoides</i>
                                             <i>Prosaptia whartoniana</i>
                                     <i>Pseudocolysis</i>
                                     <i>Pseudodrynaria</i>
                                             <i>Pseudodrynaria coronans</i>
                                     <i>Pyrrosia</i>
                                             <i>Pyrrosia abbreviata</i>
                                             <i>Pyrrosia adnascens</i>
                                                   [Polypodium adnascens]
                                                   [Polypodium pertusum]
                                             <i>Pyrrosia africana</i>
                                             <i>Pyrrosia albicans</i>
                                                   [Pyrrosia floccigera]
                                             <i>Pyrrosia angustata</i>
                                             <i>Pyrrosia angustissima</i>
                                             <i>Pyrrosia assimilis</i>
                                                   [Cyclophorus assimilis var. mollifrons]
                                                   [Cyclophorus assimilis]
                                                   [Pyrrosia dimorpha]
                                             <i>Pyrrosia calvata</i>
                                                   [Pyrrosia pseudocalvata]
                                             <i>Pyrrosia confluens</i>
                                                   [Polypodium confluens]
                                               <i>Pyrrosia confluens var. dielsii</i>
                                                     [Pyrrosia dielsii]
                                             <i>Pyrrosia costata</i>
                                                   [Pyrrosia beddomeana]
                                             <i>Pyrrosia davidii</i>
                                                   [Pyrrosia gralla]
                                                   [Pyrrosia transmorrisonensis]
                                             <i>Pyrrosia drakeana</i>
                                             <i>Pyrrosia eleagnifolia</i>
                                             <i>Pyrrosia flocculosa</i>
                                                   [Cyclophorus flocculosus]
                                             <i>Pyrrosia foveolata</i>
                                                   [Pyrrosia brassii]
                                             <i>Pyrrosia gardneri</i>
                                                   [Polypodium gardneri]
                                             <i>Pyrrosia hastata</i>
                                                   [Acrostichum hastatum]
                                             <i>Pyrrosia heteractis</i>
                                                   [Pyrrosia lingua var. heteractis]
                                             <i>Pyrrosia heterophylla</i>
                                                   [Drymoglossum heterophyllum]
                                             <i>Pyrrosia kinabaluensis</i>
                                             <i>Pyrrosia lanceolata</i>
                                                   [Cyclophorus lanceolatus]
                                                   [Pyrrosia cornuta]
                                                   [Pyrrosia varia]
                                             <i>Pyrrosia linearifolia</i>
                                                   [Neoniphopsis linearifolia]
                                             <i>Pyrrosia lingua</i>
                                                   [Pyrrosia caudifrons]
                                             <i>Pyrrosia longifolia</i>
                                                   [Cyclophorus acrostichoides]
                                                   [Polypodium acrostichoides]
                                             <i>Pyrrosia mannii</i>
                                             <i>Pyrrosia mollis</i>
                                             <i>Pyrrosia nuda</i>
                                             <i>Pyrrosia nummularifolia</i>
                                                   [Cyclophorus obovatus]
                                             <i>Pyrrosia pannosa</i>
                                                   [Polypodium pannosum]
                                             <i>Pyrrosia penangiana</i>
                                             <i>Pyrrosia petiolosa</i>
                                                   [Cyclophorus petiolosus]
                                             <i>Pyrrosia piloselloides</i>
                                             <i>Pyrrosia platyphylla</i>
                                             <i>Pyrrosia polydactyla</i>
                                             <i>Pyrrosia porosa</i>
                                                   [Cyclophorus porosus]
                                                   [Polypodium porosum]
                                                   [Pyrrosia stictica]
                                             <i>Pyrrosia princeps</i>
                                             <i>Pyrrosia rasamalae</i>
                                                   [Cyclophorus rasamalae]
                                             <i>Pyrrosia rhodesiana</i>
                                             <i>Pyrrosia rupestris</i>
                                             <i>Pyrrosia samarensis</i>
                                             <i>Pyrrosia schimperiana</i>
                                               <i>Pyrrosia schimperiana var. liebuschii</i>
                                                     [Cyclophorus liebuschii]
                                               <i>Pyrrosia schimperiana var. schimperiana</i>
                                             <i>Pyrrosia serpens</i>
                                                   [Cyclophorus serpens]
                                             <i>Pyrrosia sheareri</i>
                                             <i>Pyrrosia sphaerosticha</i>
                                             <i>Pyrrosia splendens</i>
                                             <i>Pyrrosia stenophylla</i>
                                                   [Pyrrosia tonkinensis]
                                             <i>Pyrrosia stigmosa</i>
                                                   [Cyclophorus stigmosus]
                                                   [Polypodium stigmosum]
                                             <i>Pyrrosia stolzii</i>
                                                   [Niphobolus stolzii]
                                             <i>Pyrrosia subfurfuracea</i>
                                     <i>Radiogrammitis</i>
                                             <i>Radiogrammitis hirtella</i>
                                     <i>Schellolepis</i>
                                             <i>Schellolepis persicifolia</i>
                                     <i>Scleroglossum</i>
                                             <i>Scleroglossum juncifolium</i>
                                             <i>Scleroglossum pusillum</i>
                                                   [Scleroglossum minus]
                                                   [Vittaria falcata]
                                             <i>Scleroglossum pyxidatum</i>
                                             <i>Scleroglossum sulcatum</i>
                                                   [Scleroglossum intermedium]
                                                   [Vittaria sulcata]
                                             <i>Scleroglossum wooroonooran</i>
                                     <i>Selliguea</i>
                                             <i>Selliguea albidopaleata</i>
                                                   [Crypsinus albidopaleatus]
                                             <i>Selliguea albidosquamata</i>
                                                   [Crypsinus albidosquamatus]
                                                   [Crypsinus bellivenosus]
                                             <i>Selliguea archboldii</i>
                                             <i>Selliguea bellisquamata</i>
                                                   [Selliguea brachylepidota]
                                             <i>Selliguea brachypodia</i>
                                                   [Polypodiopteris brachypodia]
                                                   [Polypodium brachypodium]
                                             <i>Selliguea capitellata</i>
                                                   [Polypodium capitellatum]
                                             <i>Selliguea caudiformis</i>
                                                   [Selliguea calophlebia]
                                             <i>Selliguea ceratophylla</i>
                                             <i>Selliguea cesatiana</i>
                                                   [Polypodiopteris colorata]
                                             <i>Selliguea colorata</i>
                                             <i>Selliguea costulata</i>
                                             <i>Selliguea craspedosora</i>
                                                   [Crypsinus craspedosorus]
                                             <i>Selliguea dareiformis</i>
                                                   [Gymnogrammitis dareiformis]
                                                   [Leucostegia dareiformis]
                                             <i>Selliguea elliptica</i>
                                             <i>Selliguea elmeri</i>
                                             <i>Selliguea enervis</i>
                                                   [Crypsinus lamprophyllus]
                                                   [Crypsinus subundulatus]
                                             <i>Selliguea feei</i>
                                                   [Gymnogramma caudiformis]
                                             <i>Selliguea feeioides</i>
                                             <i>Selliguea feeoides</i>
                                             <i>Selliguea ferrea</i>
                                             <i>Selliguea glauca</i>
                                                   [Crypsinus glaucus]
                                             <i>Selliguea griffithiana</i>
                                                   [Polypodium griffithianum]
                                             <i>Selliguea hastata</i>
                                                   [Polypodium hastatum]
                                             <i>Selliguea hellwigii</i>
                                                   [Crypsinus senescens]
                                             <i>Selliguea heterocarpa</i>
                                                   [Selliguea lima]
                                             <i>Selliguea laciniata</i>
                                                   [Crypsinus laciniatus]
                                             <i>Selliguea lagunensis</i>
                                                   [Crypsinus lagunensis]
                                             <i>Selliguea lanceola</i>
                                             <i>Selliguea lateritia</i>
                                             <i>Selliguea lehmannii</i>
                                                   [Arthromeris lungtauensis]
                                                   [Arthromeris pinnata]
                                                   [Polypodium lehmannii]
                                             <i>Selliguea moulmeinensis</i>
                                                   [Arthromeris mairei]
                                                   [Arthromeris proteus]
                                             <i>Selliguea oodes</i>
                                                   [Crypsinus oodes]
                                             <i>Selliguea oxyloba</i>
                                                   [Crypsinus oxylobus]
                                                   [Polypodium oxylobum]
                                             <i>Selliguea plantaginea</i>
                                                   [Polypodium werneri]
                                             <i>Selliguea platyphylla</i>
                                             <i>Selliguea proavita</i>
                                                   [Polypodiopteris proavita]
                                             <i>Selliguea pyrolifolia</i>
                                                   [Polypodium hammatisorum]
                                             <i>Selliguea rhynchophylla</i>
                                                   [Crypsinus rhynchophyllus]
                                                   [Polypodium rhynchophyllum]
                                             <i>Selliguea setacea</i>
                                                   [Holcosorus setaceus]
                                             <i>Selliguea soridens</i>
                                                   [Crypsinus stenopteris]
                                                   [Polypodium soridens]
                                                   [Polypodium stenopteris]
                                             <i>Selliguea stenophylla</i>
                                                   [Crypsinus stenophyllus]
                                                   [Polypodium stenophyllum]
                                             <i>Selliguea subsparsa</i>
                                                   [Crypsinus wrayi]
                                                   [Selliguea wrayi]
                                             <i>Selliguea taeniata</i>
                                                   [Crypsinus taeniatus var. palmatus]
                                                   [Microsorum palmatum]
                                                   [Polypodium taeniatum var. angustatum]
                                                   [Polypodium taeniatum]
                                             <i>Selliguea taiwanensis</i>
                                             <i>Selliguea tatsienensis</i>
                                                   [Arthromeris tatsienensis]
                                             <i>Selliguea tenuicauda</i>
                                                   [Arthromeris tenuicauda]
                                             <i>Selliguea tomentosa</i>
                                                   [Arthromeris himalayensis]
                                             <i>Selliguea triloba</i>
                                                   [Crypsinus trilobus]
                                             <i>Selliguea triquetra</i>
                                                   [Crypsinus triquetrus]
                                             <i>Selliguea whitfordii</i>
                                                   [Crypsinus whitfordii]
                                             <i>Selliguea yakushimensis</i>
                                                   [Crypsinus yakushimensis]
                                     <i>Serpocaulon</i>
                                             <i>Serpocaulon acuminatum</i>
                                                   [Polypodium antillense]
                                                   [Serpocaulon antillense]
                                             <i>Serpocaulon adnatum</i>
                                             <i>Serpocaulon appressum</i>
                                             <i>Serpocaulon articulatum</i>
                                             <i>Serpocaulon attenuatum</i>
                                                   [Polypodium kuhnii]
                                             <i>Serpocaulon caceresii</i>
                                                   [Polypodium caceresii]
                                             <i>Serpocaulon catharinae</i>
                                                   [Polypodium catharinae]
                                             <i>Serpocaulon concolorum</i>
                                             <i>Serpocaulon dasypleuron</i>
                                                   [Polypodium dasypleuron]
                                             <i>Serpocaulon dissimile</i>
                                             <i>Serpocaulon eleutherophlebium</i>
                                                   [Polypodium mindense]
                                                   [Polypodium vagans]
                                             <i>Serpocaulon falcaria</i>
                                                   [Polypodium falcaria]
                                             <i>Serpocaulon fraxinifolium</i>
                                                   [Polypodium ornatum]
                                                   [Polypodium scutulatum]
                                             <i>Serpocaulon funckii</i>
                                             <i>Serpocaulon gilliesii</i>
                                                   [Polypodium gilliesii]
                                             <i>Serpocaulon intricatum</i>
                                             <i>Serpocaulon lasiopus</i>
                                                   [Polypodium lasiopus]
                                             <i>Serpocaulon latipes</i>
                                                   [Polypodium latipes]
                                             <i>Serpocaulon latissimum</i>
                                             <i>Serpocaulon levigatum</i>
                                                   [Goniophlebium glaucophyllum]
                                             <i>Serpocaulon loriceum</i>
                                                   [Polypodium ramosum]
                                             <i>Serpocaulon loriciforme</i>
                                                   [Polypodium loriciforme]
                                                   [Polypodium subviride]
                                             <i>Serpocaulon maritimum</i>
                                                   [Polypodium maritimum]
                                             <i>Serpocaulon menisciifolium</i>
                                                   [Polypodium menisciifolium]
                                                   [Polypodium mosenii]
                                             <i>Serpocaulon nanegalense</i>
                                             <i>Serpocaulon patentissimum</i>
                                                   [Ctenopteris patentissima]
                                                   [Polypodium patentissimum]
                                             <i>Serpocaulon ptilorhizon</i>
                                                   [Polypodium ptilorhizon]
                                             <i>Serpocaulon richardii</i>
                                                   [Polypodium richardii]
                                             <i>Serpocaulon semipinnatifidum</i>
                                             <i>Serpocaulon sessilifolium</i>
                                                   [Polypodium kunzeanum]
                                             <i>Serpocaulon subandinum</i>
                                             <i>Serpocaulon tayronae</i>
                                             <i>Serpocaulon triseriale</i>
                                                   [Polypodium ampliatum]
                                                   [Polypodium neriifolium]
                                                   [Polypodium preslianum]
                                             <i>Serpocaulon vacillans</i>
                                             <i>Serpocaulon wagneri</i>
                                     <i>Solanopteris</i>
                                             <i>Solanopteris bifrons</i>
                                     <i>Stenogrammitis</i>
                                             <i>Stenogrammitis anamorphosa</i>
                                                   [Grammitis anamorphosa]
                                             <i>Stenogrammitis delitescens</i>
                                                   [Grammitis delitescens]
                                                   [Lellingeria delitescens]
                                                   [Polypodium delitescens]
                                             <i>Stenogrammitis hartii</i>
                                             <i>Stenogrammitis hellwigii</i>
                                                   [Grammitis hellwigii]
                                                   [Lellingeria hellwigii]
                                             <i>Stenogrammitis hildebrandtii</i>
                                                   [Lellingeria hildebrandtii]
                                                   [Polypodium hildebrandtii]
                                             <i>Stenogrammitis jamesonii</i>
                                                   [Grammitis jamesonii]
                                             <i>Stenogrammitis limula</i>
                                                   [Grammitis limula]
                                                   [Lellingeria limula]
                                             <i>Stenogrammitis minutissima</i>
                                                   [Polypodium minutissimum]
                                             <i>Stenogrammitis myosuroides</i>
                                             <i>Stenogrammitis nutata</i>
                                             <i>Stenogrammitis prionodes</i>
                                                   [Grammitis prionodes]
                                             <i>Stenogrammitis ruglessii</i>
                                                   [Lellingeria ruglessii]
                                             <i>Stenogrammitis saffordii</i>
                                             <i>Stenogrammitis subcoriacea</i>
                                                   [Xiphopteris subcoriacea]
                                             <i>Stenogrammitis wittigiana</i>
                                                   [Stenogrammitis luetzelburgii]
                                     <i>Terpsichore</i>
                                             <i>Terpsichore alfaroi</i>
                                                   [Alansmia alfaroi]
                                                   [Grammitis alfaroi]
                                             <i>Terpsichore alsophilicola</i>
                                             <i>Terpsichore alsopteris</i>
                                             <i>Terpsichore asplenifolia</i>
                                                   [Polypodium laxifrons]
                                             <i>Terpsichore atroviridis</i>
                                                   [Grammitis atroviridis]
                                             <i>Terpsichore chrysleri</i>
                                                   [Grammitis chrysleri]
                                             <i>Terpsichore cretata</i>
                                                   [Polypodium cretatum]
                                             <i>Terpsichore eggersii</i>
                                                   [Grammitis eggersii]
                                             <i>Terpsichore exornans</i>
                                                   [Grammitis exornans]
                                             <i>Terpsichore hanekeana</i>
                                             <i>Terpsichore kirkii</i>
                                             <i>Terpsichore lehmanniana</i>
                                                   [Grammitis lehmanniana]
                                             <i>Terpsichore liogieri</i>
                                             <i>Terpsichore paulistana</i>
                                                   [Polypodium paulistanum]
                                             <i>Terpsichore semihirsuta</i>
                                             <i>Terpsichore spathulata</i>
                                             <i>Terpsichore taxifolia</i>
                                     <i>Themelium</i>
                                             <i>Themelium conjunctisorum</i>
                                             <i>Themelium tenuisectum</i>
                                     <i>Thylacopteris</i>
                                             <i>Thylacopteris papillosa</i>
                                     <i>Tomophyllum</i>
                                             <i>Tomophyllum beleense</i>
                                                   [Ctenopteris beleensis]
                                             <i>Tomophyllum bipinnatifidum</i>
                                                   [Ctenopteris bipinnatifida]
                                             <i>Tomophyllum bipinnatum</i>
                                             <i>Tomophyllum callophyllum</i>
                                             <i>Tomophyllum donianum</i>
                                                   [Polypodium tenuissimum]
                                             <i>Tomophyllum macrum</i>
                                                   [Ctenopteris macra]
                                             <i>Tomophyllum millefolium</i>
                                             <i>Tomophyllum minutum</i>
                                                   [Polypodium minutum]
                                             <i>Tomophyllum polytrichum</i>
                                                   [Ctenopteris polytricha]
                                             <i>Tomophyllum repandulum</i>
                                                   [Polypodium repandulum]
                                             <i>Tomophyllum sesquipinnatum</i>
                                             <i>Tomophyllum subfalcatum</i>
                                                   [Ctenopteris subfalcata]
                                             <i>Tomophyllum subminutum</i>
                                                   [Ctenopteris subminuta]
                                             <i>Tomophyllum subrepandulum</i>
                                             <i>Tomophyllum subsecundodissectum</i>
                                                   [Polypodium subsecundo-dissectum]
                                     <i>Tricholepidium</i>
                                             <i>Tricholepidium buergerianum</i>
                                             <i>Tricholepidium normale</i>
                                             <i>Tricholepidium superficiale</i>
                                     <i>Weatherbya</i>
                                     <i>Xiphopterella</i>
                                             <i>Xiphopterella hecistophylla</i>
                                                   [Xiphopteris hecistophylla]
                                             <i>Xiphopterella hieronymusii</i>
                                                   [Xiphopteris hieronymusii]
                                             <i>Xiphopterella nudicarpa</i>
                                                   [Acrosorus nudicarpus]
                                     <i>Zealandia</i>
                                             <i>Zealandia novae-zealandiae</i>
                                             <i>Zealandia pustulata</i>
                                               <i>Zealandia pustulata subsp. pustulata</i>
                                             <i>Zealandia vieillardii</i>
                                     <i>× Pleopodium</i>