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  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Rosids
               Fabids
                    Rosales
                            <b>Urticaceae</b>
                                     <i>Achudemia</i>
                                             <i>Achudemia japonica</i>
                                                   [Pilea kiotensis]
                                     <i>Adicea</i>
                                             <i>Adicea fontana</i>
                                             <i>Adicea pumila</i>
                                     <i>Astrothalamus</i>
                                             <i>Astrothalamus reticulatus</i>
                                     <i>Australina</i>
                                             <i>Australina flaccida</i>
                                                   [Australina schimperiana]
                                                   [Pouzolzia flaccida]
                                             <i>Australina pusilla</i>
                                                   [Australina muelleri]
                                     <i>Boehmeria</i>
                                             <i>Boehmeria aspera</i>
                                             <i>Boehmeria biloba</i>
                                             <i>Boehmeria bullata</i>
                                               <i>Boehmeria bullata subsp. coriacea</i>
                                                     [Boehmeria coriacea]
                                             <i>Boehmeria burgeriana</i>
                                             <i>Boehmeria caudata</i>
                                                   [Boehmeria flagelliformis]
                                                   [Boehmeria palmeri]
                                             <i>Boehmeria celebica</i>
                                             <i>Boehmeria celtidifolia</i>
                                                   [Boehmeria arbuscula]
                                             <i>Boehmeria clidemioides</i>
                                                   [Boehmeria platyphylla var. clidemioides]
                                               <i>Boehmeria clidemioides var. diffusa</i>
                                                     [Boehmeria diffusa]
                                             <i>Boehmeria cylindrica</i>
                                                   [Boehmeria atrovirens]
                                                   [Boehmeria austrina]
                                                   [Boehmeria cylindrica var. cylindrica]
                                                   [Boehmeria cylindrica var. drummondiana]
                                                   [Boehmeria cylindrica var. scabra]
                                                   [Boehmeria decurrens]
                                                   [Boehmeria drummondiana]
                                                   [Boehmeria elongata]
                                                   [Boehmeria phyllostachya]
                                                   [Boehmeria scabra]
                                                   [Urtica capitata]
                                                   [Urtica cylindrica]
                                             <i>Boehmeria densiflora</i>
                                             <i>Boehmeria depauperata</i>
                                                   [Boehmeria malabarica]
                                             <i>Boehmeria ehrenbergiana</i>
                                             <i>Boehmeria gracilis</i>
                                             <i>Boehmeria grandis</i>
                                               <i>Boehmeria grandis var. cuneata</i>
                                               <i>Boehmeria grandis var. kauaiensis</i>
                                             <i>Boehmeria heterophylla</i>
                                               <i>Boehmeria heterophylla var. blumei</i>
                                                     [Boehmeria blumei]
                                             <i>Boehmeria holosericea</i>
                                                   [Boehmeria egregia]
                                                   [Boehmeria gigantea]
                                             <i>Boehmeria japonica</i>
                                                   [Boehmeria grandifolia]
                                                   [Boehmeria longispica]
                                                   [Boehmeria pilushanensis]
                                                   [Boehmeria taiwaniana]
                                               <i>Boehmeria japonica var. tenera</i>
                                                     [Boehmeria japonica var. tricuspis]
                                                     [Boehmeria paraspicata]
                                                     [Boehmeria tricuspis]
                                             <i>Boehmeria lateriflora</i>
                                             <i>Boehmeria macrophylla</i>
                                                   [Boehmeria platyphylla]
                                               <i>Boehmeria macrophylla var. macrophylla</i>
                                             <i>Boehmeria multiflora</i>
                                             <i>Boehmeria nivea</i>
                                                   [Boehmeria candicans]
                                                   [Boehmeria nipononivea]
                                                   [Boehmeria nivea var. nipononivea]
                                             <i>Boehmeria pavonii</i>
                                                   [Phenax pallida]
                                             <i>Boehmeria platanifolia</i>
                                             <i>Boehmeria radiata</i>
                                             <i>Boehmeria ramiflora</i>
                                                   [Boehmeria ramiflora var. cuspidata]
                                             <i>Boehmeria repens</i>
                                                   [Pilea ciliata]
                                                   [Pouzolzia repens]
                                             <i>Boehmeria siamensis</i>
                                             <i>Boehmeria sieboldiana</i>
                                                   [Boehmeria formosana]
                                             <i>Boehmeria spicata</i>
                                                   [Urtica spicata]
                                             <i>Boehmeria stipularis</i>
                                             <i>Boehmeria ternifolia</i>
                                             <i>Boehmeria ulmifolia</i>
                                                   [Boehmeria fallax]
                                             <i>Boehmeria virgata</i>
                                                   [Urtica virgata]
                                               <i>Boehmeria virgata subsp. macrophylla</i>
                                               <i>Boehmeria virgata subsp. virgata</i>
                                                     [Boehmeria platyphylla var. celebica]
                                               <i>Boehmeria virgata var. densiglomerata</i>
                                                     [Boehmeria densiglomerata]
                                               <i>Boehmeria virgata var. molliuscula</i>
                                                     [Boehmeria platyphylla var. angolensis]
                                                     [Boehmeria platyphylla var. nigerica]
                                                     [Boehmeria platyphylla var. ugandensis]
                                               <i>Boehmeria virgata var. scabrella</i>
                                                     [Boehmeria macrophylla var. scabrella]
                                               <i>Boehmeria virgata var. strigosa</i>
                                                     [Boehmeria dolichostachya]
                                               <i>Boehmeria virgata var. tomentosa</i>
                                             <i>Boehmeria zollingeriana</i>
                                     <i>Cecropia</i>
                                             <i>Cecropia adenopus</i>
                                             <i>Cecropia angulata</i>
                                             <i>Cecropia angustifolia</i>
                                                   [Cecropia digitata]
                                                   [Cecropia palmatisecta]
                                                   [Cecropia polyphlebia]
                                                   [Cecropia sylvicola]
                                             <i>Cecropia bullata</i>
                                             <i>Cecropia concolor</i>
                                             <i>Cecropia distachya</i>
                                             <i>Cecropia elongata</i>
                                             <i>Cecropia engleriana</i>
                                                   [Cecropia concolor subsp. engleriana]
                                             <i>Cecropia ficifolia</i>
                                             <i>Cecropia gabrielis</i>
                                             <i>Cecropia garciae</i>
                                             <i>Cecropia herthae</i>
                                             <i>Cecropia heterochroma</i>
                                             <i>Cecropia hispidissima</i>
                                             <i>Cecropia hololeuca</i>
                                             <i>Cecropia insignis</i>
                                                   [Cecropia eximia]
                                             <i>Cecropia latiloba</i>
                                             <i>Cecropia litoralis</i>
                                             <i>Cecropia longipes</i>
                                             <i>Cecropia marginalis</i>
                                             <i>Cecropia megastachya</i>
                                             <i>Cecropia membranacea</i>
                                             <i>Cecropia metensis</i>
                                                   [Cecropia peltata var. candida]
                                             <i>Cecropia mexicana</i>
                                             <i>Cecropia montana</i>
                                             <i>Cecropia obtusa</i>
                                             <i>Cecropia obtusifolia</i>
                                                   [Cecropia commutata]
                                               <i>Cecropia obtusifolia subsp. obtusifolia</i>
                                                     [Cecropia levyana]
                                             <i>Cecropia pachystachya</i>
                                             <i>Cecropia palmata</i>
                                             <i>Cecropia peltata</i>
                                                   [Cecropia arachnoidea]
                                                   [Cecropia asperrima]
                                                   [Cecropia hondurensis]
                                                   [Cecropia propinqua]
                                                   [Cecropia scabrifolia]
                                                   [Cecropia schiedeana]
                                             <i>Cecropia pittieri</i>
                                             <i>Cecropia polystachya</i>
                                                   [Cecropia ruiziana]
                                             <i>Cecropia putumayonis</i>
                                             <i>Cecropia reticulata</i>
                                             <i>Cecropia saxatilis</i>
                                             <i>Cecropia schreberiana</i>
                                               <i>Cecropia schreberiana subsp. antillarum</i>
                                               <i>Cecropia schreberiana subsp. schreberiana</i>
                                                     [Cecropia urbaniana]
                                             <i>Cecropia sciadophylla</i>
                                             <i>Cecropia strigosa</i>
                                             <i>Cecropia tacuna</i>
                                             <i>Cecropia utcubambana</i>
                              Cecropioideae
                                     <i>Chamabaina</i>
                                     <i>Chamabainia</i>
                                             <i>Chamabainia cuspidata</i>
                                                   [Urtica squamigera]
                                     <i>Conocephalus</i>
                                     <i>Coussapoa</i>
                                             <i>Coussapoa angustifolia</i>
                                             <i>Coussapoa arachnoidea</i>
                                             <i>Coussapoa asperifolia</i>
                                               <i>Coussapoa asperifolia subsp. rhamnoides</i>
                                             <i>Coussapoa brevipes</i>
                                             <i>Coussapoa contorta</i>
                                             <i>Coussapoa crassivenosa</i>
                                             <i>Coussapoa curranii</i>
                                             <i>Coussapoa ferruginea</i>
                                             <i>Coussapoa glaberrima</i>
                                             <i>Coussapoa herthae</i>
                                             <i>Coussapoa jatun-sachensis</i>
                                             <i>Coussapoa latifolia</i>
                                             <i>Coussapoa longepedunculata</i>
                                             <i>Coussapoa macerrima</i>
                                             <i>Coussapoa manuensis</i>
                                             <i>Coussapoa microcarpa</i>
                                                   [Coussapoa schottii]
                                             <i>Coussapoa microcephala</i>
                                             <i>Coussapoa nitida</i>
                                             <i>Coussapoa nymphaeifolia</i>
                                             <i>Coussapoa oligocephala</i>
                                             <i>Coussapoa orthoneura</i>
                                                   [Coussapoa prancei]
                                             <i>Coussapoa ovalifolia</i>
                                             <i>Coussapoa parviceps</i>
                                                   [Coussapoa brenesii]
                                             <i>Coussapoa parvifolia</i>
                                                   [Coussapoa cornifolia]
                                             <i>Coussapoa purpusii</i>
                                             <i>Coussapoa rotunda</i>
                                             <i>Coussapoa tessmannii</i>
                                             <i>Coussapoa trinervia</i>
                                             <i>Coussapoa villosa</i>
                                               <i>Coussapoa villosa subsp. villosa</i>
                                                     [Coussapoa donnell-smithii]
                                                     [Coussapoa panamensis]
                                                     [Coussapoa subcrenata]
                                                     [Ficus intramarginalis]
                                                     [Urostigma intramarginale]
                                     <i>Cypholophus</i>
                                             <i>Cypholophus brunneolus</i>
                                             <i>Cypholophus englerianus</i>
                                             <i>Cypholophus friesianus</i>
                                             <i>Cypholophus macrocephalus</i>
                                             <i>Cypholophus moluccanus</i>
                                             <i>Cypholophus montanus</i>
                                             <i>Cypholophus nummularis</i>
                                     <i>Debregeasia</i>
                                             <i>Debregeasia edulis</i>
                                             <i>Debregeasia longifolia</i>
                                                   [Debregeasia velutina]
                                             <i>Debregeasia luteocarpa</i>
                                             <i>Debregeasia saeneb</i>
                                                   [Boehmeria hypoleuca]
                                                   [Boehmeria salicifolia]
                                                   [Debregeasia bicolor]
                                                   [Debregeasia hypoleuca]
                                                   [Procris hypoleuca]
                                                   [Rhus saneb]
                                                   [Urtica bicolor]
                                             <i>Debregeasia salicifolia</i>
                                             <i>Debregeasia squamata</i>
                                     <i>Dendrocnide</i>
                                             <i>Dendrocnide cordata</i>
                                             <i>Dendrocnide harveyi</i>
                                             <i>Dendrocnide latifolia</i>
                                             <i>Dendrocnide longifolia</i>
                                             <i>Dendrocnide meyeniana</i>
                                                   [Laportea meyeniana]
                                             <i>Dendrocnide moroides</i>
                                             <i>Dendrocnide nervosa</i>
                                             <i>Dendrocnide stimulans</i>
                                                   [Laportea gracilipes]
                                                   [Laportea stimulans]
                                                   [Laportea sumatrana]
                                             <i>Dendrocnide ternatensis</i>
                                             <i>Dendrocnide venosa</i>
                                                   [Laportea conduplicata]
                                                   [Laportea venosa]
                                             <i>Dendrocnide vitiensis</i>
                                                   [Laportea vitiensis]
                                     <i>Dicranostachys</i>
                                     <i>Didymodoxa</i>
                                             <i>Didymodoxa caffra</i>
                                                   [Australina acuminata]
                                                   [Australina caffra]
                                                   [Didymodoxa acuminata]
                                                   [Didymodoxa cuneata]
                                                   [Droguetia umbricola]
                                                   [Pouzolzia erythraeae]
                                                   [Pouzolzia piscicelliana]
                                                   [Urtica caffra]
                                     <i>Didymogyne</i>
                                     <i>Discocnide</i>
                                             <i>Discocnide mexicana</i>
                                                   [Discocarpus mexicanus]
                                                   [Laportea mexicana]
                                     <i>Distemon</i>
                                     <i>Droguetia</i>
                                             <i>Droguetia debilis</i>
                                             <i>Droguetia iners</i>
                                               <i>Droguetia iners subsp. iners</i>
                                                     [Boehmeria capensis]
                                                     [Boehmeria pauciflora]
                                                     [Didymogyne abyssinica]
                                                     [Droguetia diffusa]
                                                     [Droguetia pauciflora]
                                                     [Parietaria capensis]
                                                     [Pouzolzia pauciflora]
                                                     [Urtica pauciflora]
                                               <i>Droguetia iners subsp. pedunculata</i>
                                               <i>Droguetia iners subsp. urticoides</i>
                                     <i>Dubreulia</i>
                                             <i>Dubreulia peploides</i>
                                     <i>Elatostema</i>
                                             <i>Elatostema acuminatum</i>
                                                   [Boehmeria acuminata]
                                             <i>Elatostema acuteserratum</i>
                                             <i>Elatostema agusanense</i>
                                             <i>Elatostema angustatum</i>
                                                   [Elatostema camiguinense]
                                             <i>Elatostema auriculatifolium</i>
                                             <i>Elatostema australe</i>
                                             <i>Elatostema balansae</i>
                                             <i>Elatostema banahaense</i>
                                                   [Elatostema carinoi]
                                             <i>Elatostema beccarii</i>
                                             <i>Elatostema benguetense</i>
                                             <i>Elatostema blechnoides</i>
                                             <i>Elatostema brevifolium</i>
                                                   [Pellionia brevifolia]
                                                   [Pellionia minima]
                                             <i>Elatostema brongniartianum</i>
                                             <i>Elatostema brunneolum</i>
                                             <i>Elatostema bulusanense</i>
                                             <i>Elatostema calcareum</i>
                                             <i>Elatostema cuspidatum</i>
                                             <i>Elatostema cyrtandrifolium</i>
                                                   [Elatostema herbaceifolium]
                                             <i>Elatostema delicatulum</i>
                                             <i>Elatostema densiflorum</i>
                                             <i>Elatostema eberhardtii</i>
                                                   [Pellionia eberhardtii]
                                             <i>Elatostema elmeri</i>
                                             <i>Elatostema eurhynchum</i>
                                             <i>Elatostema gibbsiae</i>
                                             <i>Elatostema glabratum</i>
                                             <i>Elatostema glaucescens</i>
                                             <i>Elatostema glomeratum</i>
                                             <i>Elatostema goudotianum</i>
                                                   [Elatostema goudotianum var. afrikanum]
                                             <i>Elatostema grandifolium</i>
                                             <i>Elatostema hastatum</i>
                                             <i>Elatostema heterolobum</i>
                                                   [Pellionia heteroloba]
                                             <i>Elatostema hookerianum</i>
                                             <i>Elatostema ichangense</i>
                                             <i>Elatostema integrifolium</i>
                                             <i>Elatostema involucratum</i>
                                                   [Elatostema japonicum var. majus]
                                                   [Elatostema umbellatum var. majus]
                                             <i>Elatostema kabayense</i>
                                             <i>Elatostema kraemeri</i>
                                             <i>Elatostema laetevirens</i>
                                             <i>Elatostema lineare</i>
                                             <i>Elatostema lineolatum</i>
                                                   [Elatostema lineolatum var. majus]
                                             <i>Elatostema longifolium</i>
                                             <i>Elatostema longipedunculatum</i>
                                             <i>Elatostema macrophyllum</i>
                                             <i>Elatostema mafuluense</i>
                                             <i>Elatostema mannii</i>
                                                   [Elatostema angusticuneatum var. dusenii]
                                                   [Elatostema angusticuneatum]
                                             <i>Elatostema mindanaense</i>
                                                   [Pellionia mindanaensis]
                                             <i>Elatostema molle</i>
                                             <i>Elatostema monticola</i>
                                                   [Elatostema kiwuense]
                                                   [Elatostema longiacuminatum]
                                                   [Elatostema orientale var. longeacuminatum]
                                                   [Elatostema orientale]
                                             <i>Elatostema morobense</i>
                                             <i>Elatostema nasutum</i>
                                                   [Elatostema stipulosum]
                                             <i>Elatostema novoguineense</i>
                                             <i>Elatostema obtusiusculum</i>
                                             <i>Elatostema pachyceras</i>
                                             <i>Elatostema paivaeanum</i>
                                                   [Elatostema busseanum]
                                                   [Elatostema gabonense]
                                                   [Elatostema paivaeanum var. conrauanum]
                                                   [Elatostema preussii]
                                             <i>Elatostema parvum</i>
                                                   [Elatostema minutum]
                                             <i>Elatostema paxii</i>
                                             <i>Elatostema penibukanense</i>
                                             <i>Elatostema perlongifolium</i>
                                             <i>Elatostema platyphyllum</i>
                                                   [Elatostema edule]
                                             <i>Elatostema poteriifolium</i>
                                             <i>Elatostema pseudocuspidatum</i>
                                             <i>Elatostema pulchellum</i>
                                             <i>Elatostema purpurascens</i>
                                             <i>Elatostema pusillum</i>
                                             <i>Elatostema radicans</i>
                                                   [Pellionia arisanensis]
                                             <i>Elatostema reticulatum</i>
                                             <i>Elatostema rivulare</i>
                                             <i>Elatostema rugosum</i>
                                             <i>Elatostema samoense</i>
                                             <i>Elatostema seemannianum</i>
                                             <i>Elatostema serpentinicola</i>
                                             <i>Elatostema sessile</i>
                                             <i>Elatostema simulans</i>
                                                   [Elatostema pacificum]
                                             <i>Elatostema sinense</i>
                                             <i>Elatostema sinuatum</i>
                                                   [Elatostema laciniatum]
                                             <i>Elatostema sorsogonense</i>
                                             <i>Elatostema stewardii</i>
                                             <i>Elatostema subcoriaceum</i>
                                             <i>Elatostema surigaoense</i>
                                             <i>Elatostema suzukii</i>
                                                   [Pellionia cuneata]
                                             <i>Elatostema thalictroides</i>
                                             <i>Elatostema thomense</i>
                                             <i>Elatostema umbellatum</i>
                                                   [Pellionia umbellata]
                                             <i>Elatostema weinlandii</i>
                                             <i>Elatostema welwitschii</i>
                                                   [Elatostema angolense]
                                                   [Elatostema henriquesii]
                                                   [Elatostema kamerunense]
                                                   [Elatostema sessile var. angustifolium]
                                                   [Elatostema welwitschii var. cameroonense]
                                             <i>Elatostema whitfordii</i>
                                             <i>Elatostema zimmermannii</i>
                                     <i>Elatostematoides</i>
                                             <i>Elatostematoides caudatum</i>
                                             <i>Elatostematoides filicoides</i>
                                                   [Elatostema archboldianum]
                                                   [Elatostema filicoides]
                                     <i>Fleurya</i>
                                     <i>Forshohlea</i>
                                     <i>Forsskaolea</i>
                                             <i>Forsskaolea angustifolia</i>
                                             <i>Forsskaolea procridifolia</i>
                                                   [Forsskaolea procridifolia var. microphylla]
                                                   [Forsskaolea procridifolia var. rigida]
                                                   [Forsskaolea procridifolia var. umbrosa]
                                             <i>Forsskaolea tenacissima</i>
                                                   [Forsskaolea tenacissima var. erythraea]
                                             <i>Forsskaolea viridis</i>
                                                   [Forsskaolea viridis var. ehrenbergii]
                                     <i>Gesnouinia</i>
                                             <i>Gesnouinia arborea</i>
                                     <i>Girardinia</i>
                                             <i>Girardinia bullosa</i>
                                                   [Urtica bullosa]
                                             <i>Girardinia diversifolia</i>
                                                   [Fleurya cannabina]
                                                   [Girardinia adoensis]
                                                   [Girardinia armata]
                                                   [Girardinia condensata var. adoensis]
                                                   [Girardinia condensata]
                                                   [Girardinia heterophylla var. adoensis]
                                                   [Girardinia heterophylla]
                                                   [Urera cannabina]
                                                   [Urtica adoensis]
                                                   [Urtica condensata]
                                                   [Urtica diversifolia]
                                             <i>Girardinia palmata</i>
                                     <i>Gonostegia</i>
                                             <i>Gonostegia hirta</i>
                                                   [Memorialis hirta]
                                                   [Urtica quinquenervis]
                                             <i>Gonostegia pentandra</i>
                                               <i>Gonostegia pentandra var. wightii</i>
                                                     [Pouzolzia wightii]
                                             <i>Gonostegia triandra</i>
                                                   [Pouzolzia hirta]
                                     <i>Gyrotaenia</i>
                                             <i>Gyrotaenia crassifolia</i>
                                                   [Urera crassifolia]
                                             <i>Gyrotaenia microcarpa</i>
                                             <i>Gyrotaenia myriocarpa</i>
                                             <i>Gyrotaenia spicata</i>
                                             <i>Gyrotaenia trujilloana</i>
                                     <i>Haynea</i>
                                     <i>Helxine</i>
                                             <i>Helxine soleirolii</i>
                                     <i>Hemistylus</i>
                                             <i>Hemistylus boehmerioides</i>
                                             <i>Hemistylus odontophylla</i>
                                     <i>Hesperocnide</i>
                                             <i>Hesperocnide sandwicensis</i>
                                             <i>Hesperocnide tenella</i>
                                     <i>Laportea</i>
                                             <i>Laportea aestuans</i>
                                                   [Fleurya aestuans]
                                                   [Fleurya aesturans]
                                                   [Fleurya bathiei]
                                                   [Fleurya perrieri]
                                                   [Laportea bathiei]
                                                   [Urtica aestuans]
                                             <i>Laportea alatipes</i>
                                                   [Fleurya alatipes]
                                                   [Fleurya monticola]
                                                   [Fleurya urticoides var. glabrata]
                                                   [Fleurya urticoides]
                                                   [Girardinia marginata]
                                             <i>Laportea bulbifera</i>
                                                   [Laportea sinensis]
                                                   [Laportea terminalis]
                                             <i>Laportea canadensis</i>
                                                   [Urtica pustulata]
                                             <i>Laportea cuneata</i>
                                                   [Fleurya cuneata]
                                             <i>Laportea cuspidata</i>
                                                   [Laportea macrostachya]
                                             <i>Laportea decumana</i>
                                             <i>Laportea grossa</i>
                                                   [Fleurya grossa]
                                             <i>Laportea interrupta</i>
                                                   [Fleurya interrupta]
                                             <i>Laportea lanceolata</i>
                                                   [Fleurya lanceolata]
                                             <i>Laportea mooreana</i>
                                                   [Adicea mooreana]
                                                   [Fleurya funigera]
                                                   [Fleurya mooreana]
                                                   [Fleurya urophylla]
                                             <i>Laportea ovalifolia</i>
                                                   [Fleurya ovalifolia var. repens]
                                                   [Fleurya ovalifolia]
                                                   [Fleurya podocarpa subsp. repens]
                                                   [Fleurya podocarpa var. amphicarpa]
                                                   [Fleurya podocarpa var. fulminans]
                                                   [Fleurya podocarpa var. mannii]
                                                   [Fleurya podocarpa]
                                                   [Fleurya spicata]
                                                   [Haynea ovalifolia]
                                                   [Pilea procumbens]
                                                   [Urera spicata]
                                             <i>Laportea peduncularis</i>
                                               <i>Laportea peduncularis subsp. latidens</i>
                                               <i>Laportea peduncularis subsp. peduncularis</i>
                                                     [Fleurya peduncularis]
                                                     [Laportea caffra]
                                             <i>Laportea peltata</i>
                                             <i>Laportea ruderalis</i>
                                                   [Fleurya ruderalis]
                                     <i>Lecanthus</i>
                                             <i>Lecanthus peduncularis</i>
                                                   [Elatostema oppositifolium]
                                                   [Elatostema ovatum]
                                                   [Elatostema wallichii]
                                                   [Elatostema wightii]
                                                   [Lecanthus sasakii]
                                                   [Procris obovata]
                                                   [Procris peduncularis]
                                     <i>Leucococcus</i>
                                     <i>Leucosyke</i>
                                             <i>Leucosyke aspera</i>
                                             <i>Leucosyke capitellata</i>
                                                   [Leucosyke palawanensis]
                                             <i>Leucosyke corymbulosa</i>
                                             <i>Leucosyke elmeri</i>
                                             <i>Leucosyke hispidissima</i>
                                                   [Leucosyke magallanensis]
                                             <i>Leucosyke javanica</i>
                                                   [Leucosyke candidissima]
                                             <i>Leucosyke nivea</i>
                                             <i>Leucosyke ovalifolia</i>
                                             <i>Leucosyke quadrinervia</i>
                                             <i>Leucosyke sumatrana</i>
                                     <i>Maoutia</i>
                                           [Puna]
                                             <i>Maoutia australis</i>
                                             <i>Maoutia setosa</i>
                                     <i>Margarocarpus</i>
                                     <i>Memorialis</i>
                                     <i>Musanga</i>
                                             <i>Musanga cecropioides</i>
                                                   [Musanga smithii]
                                             <i>Musanga leo-errerae</i>
                                     <i>Myrianthus</i>
                                             <i>Myrianthus arboreus</i>
                                             <i>Myrianthus cuneifolius</i>
                                                   [Myrianthus serratus var. cuneifolius]
                                             <i>Myrianthus holstii</i>
                                                   [Myrianthus mildbraedii]
                                             <i>Myrianthus libericus</i>
                                             <i>Myrianthus preussii</i>
                                               <i>Myrianthus preussii subsp. preussii</i>
                                                     [Myrianthus gracilis]
                                                     [Myrianthus talbotii]
                                               <i>Myrianthus preussii subsp. seretii</i>
                                                     [Myrianthus elegans]
                                                     [Myrianthus laurentii]
                                                     [Myrianthus seretii]
                                             <i>Myrianthus scandens</i>
                                             <i>Myrianthus serratus</i>
                                               <i>Myrianthus serratus var. letestui</i>
                                               <i>Myrianthus serratus var. serratus</i>
                                                     [Dicranostachys serrata]
                                     <i>Myriocarpa</i>
                                             <i>Myriocarpa bifurca</i>
                                             <i>Myriocarpa brachystachys</i>
                                             <i>Myriocarpa cordifolia</i>
                                                   [Myriocarpa malacophylla]
                                             <i>Myriocarpa cubilgueitzensis</i>
                                             <i>Myriocarpa heterospicata</i>
                                             <i>Myriocarpa heterostachya</i>
                                             <i>Myriocarpa laevigata</i>
                                             <i>Myriocarpa longipes</i>
                                                   [Myriocarpa magnifica]
                                             <i>Myriocarpa obovata</i>
                                             <i>Myriocarpa purpurascens</i>
                                             <i>Myriocarpa stipitata</i>
                                                   [Urtica spiralis]
                                             <i>Myriocarpa trifurca</i>
                                             <i>Myriocarpa yzabalensis</i>
                                     <i>Nanocnide</i>
                                             <i>Nanocnide japonica</i>
                                             <i>Nanocnide lobata</i>
                                                   [Nanocnide pilosa]
                                     <i>Neopilea</i>
                                     <i>Neraudia</i>
                                             <i>Neraudia angulata</i>
                                               <i>Neraudia angulata var. angulata</i>
                                               <i>Neraudia angulata var. dentata</i>
                                             <i>Neraudia cookii</i>
                                             <i>Neraudia kahoolawensis</i>
                                             <i>Neraudia kauaiensis</i>
                                               <i>Neraudia kauaiensis var. helleri</i>
                                             <i>Neraudia melastomifolia</i>
                                               <i>Neraudia melastomifolia var. gaudichaudii</i>
                                               <i>Neraudia melastomifolia var. pallida</i>
                                               <i>Neraudia melastomifolia var. parvifolia</i>
                                               <i>Neraudia melastomifolia var. pubescens</i>
                                               <i>Neraudia melastomifolia var. uncinata</i>
                                             <i>Neraudia ovata</i>
                                             <i>Neraudia sericea</i>
                                     <i>Obetia</i>
                                             <i>Obetia carruthersiana</i>
                                                   [Laportea carruthersiana]
                                                   [Obetia australis]
                                                   [Urticastrum carruthersianum]
                                             <i>Obetia ficifolia</i>
                                             <i>Obetia radula</i>
                                                   [Obetia ficifolia var. heracleifolia]
                                                   [Obetia laciniata]
                                                   [Obetia morifolia]
                                                   [Obetia pinnatifida]
                                                   [Urera radula]
                                             <i>Obetia tenax</i>
                                                   [Urera tenax]
                                     <i>Oreocnide</i>
                                             <i>Oreocnide frutescens</i>
                                               <i>Oreocnide frutescens subsp. frutescens</i>
                                                     [Oreocnide fruticosa]
                                                     [Villebrunea frutescens]
                                             <i>Oreocnide integrifolia</i>
                                               <i>Oreocnide integrifolia var. sylvatica</i>
                                                     [Oreocnide sylvatica]
                                             <i>Oreocnide pedunculata</i>
                                                   [Villebrunea pedunculata]
                                             <i>Oreocnide rubescens</i>
                                             <i>Oreocnide tonkinensis</i>
                                                   [Villebrunea tonkinensis]
                                             <i>Oreocnide trinervis</i>
                                                   [Villebrunea trinervis]
                                     <i>Parietaria</i>
                                             <i>Parietaria alsinefolia</i>
                                             <i>Parietaria cardiostegia</i>
                                             <i>Parietaria cretica</i>
                                             <i>Parietaria diffusa</i>
                                             <i>Parietaria filamentosa</i>
                                             <i>Parietaria floridana</i>
                                                   [Parietaria debilis]
                                                   [Parietaria nummularia]
                                             <i>Parietaria hespera</i>
                                                   [Parietaria pensylvanica var. hespera]
                                               <i>Parietaria hespera var. californica</i>
                                               <i>Parietaria hespera var. hespera</i>
                                             <i>Parietaria judaica</i>
                                               <i>Parietaria judaica subsp. judaica</i>
                                                     [Parietaria punctata]
                                                     [Parietaria ramiflora]
                                             <i>Parietaria laxiflora</i>
                                                   [Parietaria debilis f. laxiflora]
                                                   [Parietaria mauritanica var. erecta]
                                             <i>Parietaria lusitanica</i>
                                               <i>Parietaria lusitanica subsp. serbica</i>
                                                     [Parietaria serbica]
                                             <i>Parietaria macrophylla</i>
                                                   [Parietaria decoris]
                                             <i>Parietaria mauritanica</i>
                                             <i>Parietaria micrantha</i>
                                             <i>Parietaria officinalis</i>
                                                   [Parietaria erecta]
                                             <i>Parietaria pensylvanica</i>
                                                   [Parietaria obtusa]
                                                   [Parietaria occidentalis]
                                                   [Parietaria pensylvanica var. obtusa]
                                                   [Parietaria pensylvanica var. pensylvanica]
                                               <i>Parietaria pensylvanica pensylvanica</i>
                                             <i>Parietaria praetermissa</i>
                                             <i>Parietaria ruwenzoriensis</i>
                                               <i>Parietaria ruwenzoriensis subsp. keniensis</i>
                                               <i>Parietaria ruwenzoriensis subsp. ruwenzoriensis</i>
                                                     [Parietaria scandens]
                                             <i>Parietaria thymifolia</i>
                                             <i>Parietaria zeylanica</i>
                                     <i>Pellionia</i>
                                             <i>Pellionia japonica</i>
                                                   [Elatostema japonicum]
                                             <i>Pellionia radicans</i>
                                             <i>Pellionia repens</i>
                                                   [Pellionia daveauana]
                                                   [Pellionia pulchra]
                                             <i>Pellionia scabra</i>
                                     <i>Phenax</i>
                                             <i>Phenax angustifolius</i>
                                             <i>Phenax asper</i>
                                             <i>Phenax grossecrenatus</i>
                                             <i>Phenax hirtus</i>
                                             <i>Phenax integrifolius</i>
                                             <i>Phenax laevigatus</i>
                                             <i>Phenax mexicanus</i>
                                             <i>Phenax microphyllus</i>
                                             <i>Phenax pauciflorus</i>
                                             <i>Phenax rugosus</i>
                                             <i>Phenax sonneratii</i>
                                                   [Parietaria sonneratii]
                                                   [Phenax vulgaris]
                                                   [Pouzolzia conulifera]
                                             <i>Phenax urticifolius</i>
                                     <i>Pilea</i>
                                             <i>Pilea acanthospermoides</i>
                                             <i>Pilea acuminata</i>
                                                   [Pilea longipes]
                                             <i>Pilea alpestris</i>
                                             <i>Pilea alternifolia</i>
                                             <i>Pilea angolensis</i>
                                               <i>Pilea angolensis subsp. angolensis</i>
                                                     [Adicea tetraphylla var. angolensis]
                                                     [Fleurya begonioides]
                                                     [Pilea divaricata]
                                               <i>Pilea angolensis subsp. christiaensenii</i>
                                                     [Pilea christiaensenii]
                                             <i>Pilea angulata</i>
                                               <i>Pilea angulata subsp. angulata</i>
                                                     [Pilea nokozanensis]
                                                     [Pilea stipulosa]
                                               <i>Pilea angulata subsp. petiolaris</i>
                                                     [Pilea petiolaris]
                                             <i>Pilea antioquensis</i>
                                             <i>Pilea apiculata</i>
                                             <i>Pilea appendiciliata</i>
                                             <i>Pilea appendiculata</i>
                                             <i>Pilea aquarum</i>
                                             <i>Pilea astrogramma</i>
                                             <i>Pilea auricularis</i>
                                             <i>Pilea auriculata</i>
                                             <i>Pilea baltenweckii</i>
                                             <i>Pilea bambuseti</i>
                                               <i>Pilea bambuseti subsp. aethiopica</i>
                                               <i>Pilea bambuseti subsp. bambuseti</i>
                                             <i>Pilea barahonensis</i>
                                             <i>Pilea barbiflora</i>
                                             <i>Pilea bassleriana</i>
                                             <i>Pilea betulifolia</i>
                                               <i>Pilea betulifolia var. lineolata</i>
                                             <i>Pilea brachypila</i>
                                             <i>Pilea brevicornuta</i>
                                                   [Pilea aquarum subsp. brevicornuta]
                                             <i>Pilea brevistipula</i>
                                             <i>Pilea brittoniae</i>
                                             <i>Pilea bullata</i>
                                             <i>Pilea cadierei</i>
                                             <i>Pilea caribaea</i>
                                             <i>Pilea cavaleriei</i>
                                             <i>Pilea cellulosa</i>
                                             <i>Pilea centradenioides</i>
                                             <i>Pilea cephalantha</i>
                                             <i>Pilea chiapensis</i>
                                             <i>Pilea ciliaris</i>
                                             <i>Pilea clementis</i>
                                             <i>Pilea confusa</i>
                                             <i>Pilea coronopifolia</i>
                                             <i>Pilea costaricensis</i>
                                             <i>Pilea crassifolia</i>
                                             <i>Pilea cuneata</i>
                                             <i>Pilea cymbifolia</i>
                                                   [Pilea urerifolia]
                                             <i>Pilea daguensis</i>
                                             <i>Pilea dauciodora</i>
                                             <i>Pilea delicatula</i>
                                             <i>Pilea depressa</i>
                                             <i>Pilea dictyocarpa</i>
                                             <i>Pilea dispar</i>
                                                   [Pilea gonavensis]
                                             <i>Pilea distantifolia</i>
                                             <i>Pilea diversifolia</i>
                                             <i>Pilea domingensis</i>
                                             <i>Pilea ecboliophylla</i>
                                             <i>Pilea ecbolophylla</i>
                                             <i>Pilea effusa</i>
                                             <i>Pilea elegans</i>
                                             <i>Pilea elizabethae</i>
                                             <i>Pilea elliptica</i>
                                             <i>Pilea engleri</i>
                                             <i>Pilea erosa</i>
                                             <i>Pilea falcata</i>
                                             <i>Pilea fasciata</i>
                                             <i>Pilea filicina</i>
                                             <i>Pilea filipes</i>
                                             <i>Pilea fontana</i>
                                                   [Adicea opaca]
                                             <i>Pilea formonensis</i>
                                             <i>Pilea forsythiana</i>
                                                   [Pilea mornicola]
                                               <i>Pilea forsythiana var. robustior</i>
                                             <i>Pilea franquevilleana</i>
                                             <i>Pilea frutescens</i>
                                             <i>Pilea gallowayana</i>
                                             <i>Pilea gansuensis</i>
                                             <i>Pilea glabra</i>
                                             <i>Pilea glomerata</i>
                                             <i>Pilea gnidioides</i>
                                             <i>Pilea goetzei</i>
                                             <i>Pilea gomeziana</i>
                                             <i>Pilea gracilior</i>
                                             <i>Pilea grandifolia</i>
                                             <i>Pilea harrisii</i>
                                             <i>Pilea hazeni</i>
                                             <i>Pilea hedemarkii</i>
                                             <i>Pilea hepatica</i>
                                             <i>Pilea herniarioides</i>
                                                   [Pilea deltoidea]
                                             <i>Pilea heteronema</i>
                                             <i>Pilea heteroneura</i>
                                             <i>Pilea hirsuta</i>
                                             <i>Pilea holstii</i>
                                             <i>Pilea howardiana</i>
                                             <i>Pilea hyalina</i>
                                                   [Pilea lundii]
                                                   [Pilea scrobiculata]
                                             <i>Pilea hygrophila</i>
                                             <i>Pilea imparifolia</i>
                                             <i>Pilea impressa</i>
                                             <i>Pilea inaequalis</i>
                                                   [Pilea chamaedrys]
                                                   [Pilea nummularifolia]
                                             <i>Pilea involucrata</i>
                                             <i>Pilea irrorata</i>
                                             <i>Pilea japonica</i>
                                             <i>Pilea johniana</i>
                                             <i>Pilea johnsii</i>
                                             <i>Pilea johnstonii</i>
                                               <i>Pilea johnstonii subsp. johnstonii</i>
                                                     [Pilea johnstonii var. heterophylla]
                                                     [Pilea johnstonii var. runssorensis]
                                               <i>Pilea johnstonii subsp. kiwuensis</i>
                                                     [Pilea elatostematifolia]
                                                     [Pilea kiwuensis]
                                               <i>Pilea johnstonii subsp. rwandensis</i>
                                             <i>Pilea killipiana</i>
                                             <i>Pilea klossii</i>
                                             <i>Pilea krugii</i>
                                             <i>Pilea lanceolata</i>
                                             <i>Pilea ledermannii</i>
                                             <i>Pilea leptocardia</i>
                                             <i>Pilea leptogramma</i>
                                             <i>Pilea leptophylla</i>
                                             <i>Pilea lobulata</i>
                                                   [Pilea lapidincola]
                                             <i>Pilea lucida</i>
                                             <i>Pilea luisiana</i>
                                             <i>Pilea lurida</i>
                                             <i>Pilea luzonensis</i>
                                             <i>Pilea manniana</i>
                                             <i>Pilea margarettae</i>
                                             <i>Pilea margarettiae</i>
                                             <i>Pilea maxonii</i>
                                             <i>Pilea mexicana</i>
                                                   [Pilea quichensis]
                                             <i>Pilea microphylla</i>
                                                   [Adicea microphylla]
                                                   [Parietaria microphylla]
                                                   [Pilea muscosa]
                                                   [Pilea peperomiifolia]
                                                   [Pilea portula]
                                                   [Urtica microphylla]
                                               <i>Pilea microphylla var. microphylla</i>
                                               <i>Pilea microphylla var. peregrina</i>
                                               <i>Pilea microphylla var. trianthemoides</i>
                                             <i>Pilea microrhombea</i>
                                             <i>Pilea minguetii</i>
                                             <i>Pilea minutiflora</i>
                                             <i>Pilea mollis</i>
                                             <i>Pilea moroniana</i>
                                             <i>Pilea multicaulis</i>
                                             <i>Pilea multiflora</i>
                                             <i>Pilea nana</i>
                                             <i>Pilea napoana</i>
                                             <i>Pilea neglecta</i>
                                             <i>Pilea nguruensis</i>
                                             <i>Pilea nigrescens</i>
                                             <i>Pilea notata</i>
                                             <i>Pilea nudicaulis</i>
                                             <i>Pilea nummulariifolia</i>
                                                   [Urtica nummularifolia]
                                             <i>Pilea obetiifolia</i>
                                             <i>Pilea obtusata</i>
                                             <i>Pilea opaca</i>
                                             <i>Pilea ornatifolia</i>
                                             <i>Pilea pallida</i>
                                             <i>Pilea pansamalana</i>
                                             <i>Pilea papuana</i>
                                             <i>Pilea parietaria</i>
                                                   [Pilea puncticaulis]
                                             <i>Pilea pendula</i>
                                             <i>Pilea peperomioides</i>
                                             <i>Pilea peploides</i>
                                               <i>Pilea peploides var. major</i>
                                             <i>Pilea perfragilis</i>
                                             <i>Pilea phaeocarpa</i>
                                             <i>Pilea picta</i>
                                                   [Pilea macrophylla]
                                             <i>Pilea pitresia</i>
                                             <i>Pilea pittieri</i>
                                             <i>Pilea pleuroneura</i>
                                             <i>Pilea plumieri</i>
                                             <i>Pilea polyclada</i>
                                             <i>Pilea proctorii</i>
                                             <i>Pilea propinqua</i>
                                             <i>Pilea psilogyne</i>
                                             <i>Pilea pteridophylla</i>
                                             <i>Pilea pteropodon</i>
                                             <i>Pilea pubescens</i>
                                                   [Pilea fuscata]
                                             <i>Pilea pumila</i>
                                                   [Adicea deamii]
                                                   [Pilea mongolica]
                                               <i>Pilea pumila var. deamii</i>
                                               <i>Pilea pumila var. hamaoi</i>
                                                     [Pilea hamaoi]
                                               <i>Pilea pumila var. pumila</i>
                                             <i>Pilea puracensis</i>
                                             <i>Pilea purulensis</i>
                                                   [Pilea smithii]
                                             <i>Pilea quadrata</i>
                                             <i>Pilea quercifolia</i>
                                             <i>Pilea refracta</i>
                                             <i>Pilea repens</i>
                                             <i>Pilea reticulata</i>
                                                   [Urtica reticulata]
                                             <i>Pilea rhexioides</i>
                                             <i>Pilea rhombifolia</i>
                                             <i>Pilea richardii</i>
                                                   [Pilea richardi]
                                             <i>Pilea riparia</i>
                                             <i>Pilea rivoriae</i>
                                             <i>Pilea rivularis</i>
                                                   [Neopilea anivoranensis]
                                                   [Neopilea tsaratananensis]
                                                   [Pilea anivoranensis]
                                                   [Pilea ceratomera f. hypsophila]
                                                   [Pilea ceratomera var. brevinoda]
                                                   [Pilea ceratomera var. mildbraedii]
                                                   [Pilea ceratomera var. stipulata]
                                                   [Pilea ceratomera]
                                                   [Pilea comorensis]
                                                   [Pilea macrodonta]
                                                   [Pilea mildbraedii]
                                                   [Pilea stipulata]
                                             <i>Pilea robinsonii</i>
                                             <i>Pilea rotundata</i>
                                             <i>Pilea rufa</i>
                                             <i>Pilea rugosa</i>
                                             <i>Pilea rugosissima</i>
                                             <i>Pilea rusbyi</i>
                                                   [Urera rusbyi]
                                             <i>Pilea samanensis</i>
                                             <i>Pilea sanctae-crucis</i>
                                             <i>Pilea scripta</i>
                                             <i>Pilea selleana</i>
                                             <i>Pilea semidentata</i>
                                                   [Pilea portoricensis]
                                             <i>Pilea semisessilis</i>
                                             <i>Pilea senarifolia</i>
                                             <i>Pilea serpyllacea</i>
                                             <i>Pilea serpyllifolia</i>
                                                   [Pilea fuertesii]
                                             <i>Pilea sessiliflora</i>
                                             <i>Pilea setigera</i>
                                             <i>Pilea sinofasciata</i>
                                             <i>Pilea skutchii</i>
                                             <i>Pilea spathulata</i>
                                             <i>Pilea spathulifolia</i>
                                             <i>Pilea sphenophylla</i>
                                             <i>Pilea squamulata</i>
                                             <i>Pilea stenoneura</i>
                                             <i>Pilea stolonifera</i>
                                                   [Pilea brachyclada]
                                             <i>Pilea striata</i>
                                             <i>Pilea sublucens</i>
                                                   [Pilea chevalieri]
                                                   [Pilea preussii]
                                             <i>Pilea submissa</i>
                                             <i>Pilea sumideroensis</i>
                                             <i>Pilea suta</i>
                                             <i>Pilea swinglei</i>
                                                   [Pilea crateriforma]
                                             <i>Pilea tenerrima</i>
                                                   [Pilea teneerima]
                                             <i>Pilea tetraphylla</i>
                                                   [Adicea tetraphylla]
                                                   [Pilea hypnophila]
                                                   [Pilea modesta]
                                                   [Pilea quadrifolia]
                                                   [Urtica tetraphylla]
                                             <i>Pilea tetrapoda</i>
                                             <i>Pilea torbeciana</i>
                                             <i>Pilea trianthemoides</i>
                                             <i>Pilea tridentata</i>
                                             <i>Pilea tripartita</i>
                                             <i>Pilea umbrosa</i>
                                                   [Urtica umbrosa]
                                             <i>Pilea urticella</i>
                                             <i>Pilea urticifolia</i>
                                                   [Parietaria urticifolia]
                                             <i>Pilea usambarensis</i>
                                               <i>Pilea usambarensis var. engleri</i>
                                                     [Pilea engleri f. contracta]
                                               <i>Pilea usambarensis var. usambarensis</i>
                                               <i>Pilea usambarensis var. veronicifolia</i>
                                                     [Pilea veronicifolia]
                                             <i>Pilea vermicularis</i>
                                             <i>Pilea virgata</i>
                                             <i>Pilea vulcanica</i>
                                                   [Pilea gracilipes]
                                             <i>Pilea weddellii</i>
                                             <i>Pilea wightii</i>
                                             <i>Pilea wollastonii</i>
                                                   [Pilea trinervia]
                                             <i>Pilea wrightiana</i>
                                             <i>Pilea wullschlaegelii</i>
                                             <i>Pilea yunquensis</i>
                                     <i>Pipturus</i>
               Pipturus F1 hybrid
                                             <i>Pipturus albidus</i>
                                             <i>Pipturus arborescens</i>
                                                   [Pipturus asper]
                                             <i>Pipturus argenteus</i>
                                             <i>Pipturus brighamii</i>
                                             <i>Pipturus dentatus</i>
                                             <i>Pipturus forbesii</i>
                                             <i>Pipturus gaudichaudianus</i>
                                               <i>Pipturus gaudichaudianus var. asperrimus</i>
                                               <i>Pipturus gaudichaudianus var. hualalaiensis</i>
                                             <i>Pipturus hawaiensis</i>
                                               <i>Pipturus hawaiensis var. eriocarpus</i>
                                               <i>Pipturus hawaiensis var. integrifolius</i>
                                               <i>Pipturus hawaiensis var. molokaiensis</i>
                                             <i>Pipturus helleri</i>
                                             <i>Pipturus kauaiensis</i>
                                             <i>Pipturus oahuensis</i>
                                             <i>Pipturus pachyphyllus</i>
                                             <i>Pipturus platyphyllus</i>
                                             <i>Pipturus pterocarpus</i>
                                             <i>Pipturus pullei</i>
                                             <i>Pipturus rockii</i>
                                             <i>Pipturus ruber</i>
                                             <i>Pipturus skottsbergii</i>
                                     <i>Poikilospermum</i>
                                             <i>Poikilospermum acuminatum</i>
                                                   [Conocephalus acuminatus]
                                                   [Conocephalus grandifolius]
                                                   [Poikilospermum grande]
                                             <i>Poikilospermum amboinense</i>
                                             <i>Poikilospermum borneense</i>
                                                   [Conocephalus borneensis]
                                             <i>Poikilospermum cordifolium</i>
                                                   [Conocephalus cordifolius]
                                             <i>Poikilospermum erectum</i>
                                             <i>Poikilospermum inaequale</i>
                                             <i>Poikilospermum micranthum</i>
                                                   [Conocephalus micranthus]
                                             <i>Poikilospermum microstachys</i>
                                                   [Conocephalus microstachys]
                                             <i>Poikilospermum naucleiflorum</i>
                                             <i>Poikilospermum suaveolens</i>
                                                   [Conocephalus suaveolens]
                                     <i>Pourouma</i>
                                             <i>Pourouma acuminata</i>
                                                   [Pourouma populifolia]
                                             <i>Pourouma aspera</i>
                                             <i>Pourouma bicolor</i>
                                               <i>Pourouma bicolor subsp. bicolor</i>
                                               <i>Pourouma bicolor subsp. chocoana</i>
                                                     [Pourouma johnstonii]
                                               <i>Pourouma bicolor subsp. digitata</i>
                                                     [Pourouma digitata]
                                               <i>Pourouma bicolor subsp. scobina</i>
                                                     [Pourouma scobina]
                                               <i>Pourouma bicolor subsp. tessmannii</i>
                                             <i>Pourouma cecropiifolia</i>
                                                   [Pourouma uvifera]
                                             <i>Pourouma cucura</i>
                                             <i>Pourouma cuspidata</i>
                                             <i>Pourouma elliptica</i>
                                             <i>Pourouma guianensis</i>
                                                   [Pourouma acutiflora]
                                               <i>Pourouma guianensis subsp. guianensis</i>
                                                     [Pourouma mildbraediana]
                                                     [Pourouma palmata]
                                                     [Pourouma substrigosa]
                                             <i>Pourouma herrerensis</i>
                                             <i>Pourouma hirsutipetiolata</i>
                                               <i>Pourouma hirsutipetiolata subsp. hispida</i>
                                                     [Pourouma hispida]
                                             <i>Pourouma melinonii</i>
                                               <i>Pourouma melinonii subsp. glabrata</i>
                                               <i>Pourouma melinonii subsp. melinonii</i>
                                             <i>Pourouma minor</i>
                                                   [Pourouma isophlebia]
                                                   [Pourouma umbellifera]
                                             <i>Pourouma mollis</i>
                                             <i>Pourouma myrmecophila</i>
                                             <i>Pourouma ovata</i>
                                             <i>Pourouma phaeotricha</i>
                                             <i>Pourouma tomentosa</i>
                                               <i>Pourouma tomentosa subsp. apiculata</i>
                                                     [Coussapoa krukovii]
                                               <i>Pourouma tomentosa subsp. essequiboensis</i>
                                                     [Pourouma essequiboensis]
                                               <i>Pourouma tomentosa subsp. maroniensis</i>
                                               <i>Pourouma tomentosa subsp. persecta</i>
                                               <i>Pourouma tomentosa subsp. tomentosa</i>
                                             <i>Pourouma velutina</i>
                                             <i>Pourouma villosa</i>
                                     <i>Pouzolzia</i>
                                             <i>Pouzolzia bennettiana</i>
                                             <i>Pouzolzia boiviniana</i>
                                                   [Pouzolzia guineensis var. madagascariensis]
                                             <i>Pouzolzia calophylla</i>
                                             <i>Pouzolzia denudata</i>
                                                   [Pouzolzia andongensis]
                                                   [Pouzolzia batesii]
                                             <i>Pouzolzia fadenii</i>
                                                   [Pouzolzia bracteosa]
                                             <i>Pouzolzia formicaria</i>
                                             <i>Pouzolzia guatemalana</i>
                                                   [Boehmeria guatemalana]
                                               <i>Pouzolzia guatemalana var. guatemalana</i>
                                               <i>Pouzolzia guatemalana var. nivea</i>
                                             <i>Pouzolzia guineensis</i>
                                                   [Margarocarpus schimperianus]
                                                   [Parietaria abyssinica]
                                                   [Pouzolzia abyssinica]
                                                   [Pouzolzia dewevrei]
                                                   [Pouzolzia golungensis]
                                                   [Pouzolzia guineensis var. abyssinica]
                                             <i>Pouzolzia mixta</i>
                                                   [Pouzolzia hypoleuca]
                                               <i>Pouzolzia mixta var. mixta</i>
                                                     [Pouzolzia arabica]
                                                     [Pouzolzia fruticosa]
                                                     [Pouzolzia huillensis]
                                               <i>Pouzolzia mixta var. shirensis</i>
                                                     [Pouzolzia shirensis]
                                             <i>Pouzolzia nivea</i>
                                             <i>Pouzolzia obliqua</i>
                                             <i>Pouzolzia occidentalis</i>
                                                   [Leucococcus occidentalis]
                                                   [Pouzolzia petiolata]
                                                   [Pouzolzia platyphylla]
                                               <i>Pouzolzia occidentalis var. occidentalis</i>
                                               <i>Pouzolzia occidentalis var. palmeri</i>
                                             <i>Pouzolzia palmeri</i>
                                             <i>Pouzolzia parasitica</i>
                                                   [Boehmeria procridioides]
                                                   [Margarocarpus procridioides]
                                                   [Pouzolzia phenacoides]
                                                   [Pouzolzia procridioides var. hirsuta]
                                                   [Pouzolzia procridioides]
                                                   [Urtica muralis]
                                                   [Urtica parasitica]
                                             <i>Pouzolzia pentandra</i>
                                             <i>Pouzolzia peteri</i>
                                                   [Pouzolzia cordata]
                                             <i>Pouzolzia poeppigiana</i>
                                             <i>Pouzolzia pringlei</i>
                                             <i>Pouzolzia purpusii</i>
                                             <i>Pouzolzia rugulosa</i>
                                                   [Boehmeria rugulosa]
                                             <i>Pouzolzia sanguinea</i>
                                                   [Pouzolzia viminea]
                                               <i>Pouzolzia sanguinea var. elegans</i>
                                                     [Pouzolzia elegans]
                                             <i>Pouzolzia scaberrima</i>
                                             <i>Pouzolzia weddellii</i>
                                                   [Pouzolzia guineensis var. seyrigii]
                                             <i>Pouzolzia zeylanica</i>
                                                   [Pouzolzia indica]
                                     <i>Procris</i>
                                             <i>Procris archboldiana</i>
                                             <i>Procris crenata</i>
                                                   [Procris wightiana]
                                             <i>Procris frutescens</i>
                                                   [Procris pseudostrigosa]
                                             <i>Procris grueningii</i>
                                             <i>Procris pedunculata</i>
                                             <i>Procris repens</i>
                                                   [Pellionia annamica]
                                             <i>Procris volubilis</i>
                                     <i>Ramium</i>
                                             <i>Ramium niveum</i>
                                     <i>Rousselia</i>
                                             <i>Rousselia erratica</i>
                                             <i>Rousselia humilis</i>
                                     <i>Soleirolia</i>
                                             <i>Soleirolia soleirolii</i>
                                                   [Parietaria soleirolii]
                                     <i>Touchardia</i>
                                             <i>Touchardia angusta</i>
                                             <i>Touchardia latifolia</i>
                                     <i>Urera</i>
                                             <i>Urera acuminata</i>
                                             <i>Urera altissima</i>
                                             <i>Urera aurantiaca</i>
                                             <i>Urera baccifera</i>
                                             <i>Urera bequaertii</i>
                                             <i>Urera caracasana</i>
                                                   [Urera alceifolia]
                                                   [Urtica caracasana]
                                             <i>Urera chlorocarpa</i>
                                             <i>Urera corallina</i>
                                             <i>Urera cuneata</i>
                                             <i>Urera eggersii</i>
                                             <i>Urera elata</i>
                                             <i>Urera expansa</i>
                                             <i>Urera fenestrata</i>
                                             <i>Urera glabra</i>
                                             <i>Urera glabriuscula</i>
                                             <i>Urera gravenreuthii</i>
                                             <i>Urera guanacastensis</i>
                                             <i>Urera hypselodendron</i>
                                             <i>Urera kaalae</i>
                                             <i>Urera keayi</i>
                                             <i>Urera killipiana</i>
                                             <i>Urera konaensis</i>
                                             <i>Urera laciniata</i>
                                             <i>Urera mannii</i>
                                                   [Scepocarpus mannii]
                                             <i>Urera martiniana</i>
                                             <i>Urera nitida</i>
                                             <i>Urera obovata</i>
                                             <i>Urera pacifica</i>
                                             <i>Urera rzedowskii</i>
                                             <i>Urera sandvicensis</i>
                                               <i>Urera sandvicensis var. kauaiensis</i>
                                               <i>Urera sandvicensis var. mollis</i>
                                             <i>Urera simplex</i>
                                                   [Urera tuerckheimii]
                                             <i>Urera talbotii</i>
                                             <i>Urera verrucosa</i>
                                     <i>Urtica</i>
                                             <i>Urtica angustifolia</i>
                                             <i>Urtica aquatica</i>
                                             <i>Urtica ardens</i>
                                             <i>Urtica baccifera</i>
                                             <i>Urtica ballotifolia</i>
                                             <i>Urtica canadensis</i>
                                             <i>Urtica cannabina</i>
                                             <i>Urtica chamaedryoides</i>
                                                   [Urtica chamaedryoides var. runyonii]
                                               <i>Urtica chamaedryoides subsp. chamaedryoides</i>
                                                     [Urtica bovista]
                                                     [Urtica glandulifera]
                                                     [Urtica orizabae]
                                               <i>Urtica chamaedryoides var. chamaedryoides</i>
                                             <i>Urtica circularis</i>
                                             <i>Urtica dioica</i>
                                                   [Urtica dioica var. dioica]
                                               <i>Urtica dioica dioica</i>
                                               <i>Urtica dioica subsp. dioica</i>
                                               <i>Urtica dioica subsp. sondenii</i>
                                             <i>Urtica domingensis</i>
                                               <i>Urtica domingensis var. setifera</i>
                                             <i>Urtica echinata</i>
                                             <i>Urtica ferox</i>
                                             <i>Urtica flabellata</i>
                                             <i>Urtica glomerata</i>
                                             <i>Urtica glomeruliflora</i>
                                             <i>Urtica gracilenta</i>
                                             <i>Urtica gracilis</i>
                                                   [Urtica californica]
                                                   [Urtica cardiophylla]
                                                   [Urtica dioica subsp. gracilis]
                                                   [Urtica dioica var. angustifolia]
                                                   [Urtica dioica var. californica]
                                                   [Urtica dioica var. gracilis]
                                                   [Urtica dioica var. lyallii]
                                                   [Urtica dioica var. procera]
                                                   [Urtica gracilis var. latifolia]
                                                   [Urtica lyallii var. californica]
                                                   [Urtica lyallii]
                                                   [Urtica major]
                                                   [Urtica procera]
                                                   [Urtica serra]
                                                   [Urtica strigosissima]
                                                   [Urtica viridis]
                                               <i>Urtica gracilis subsp. aquatica</i>
                                               <i>Urtica gracilis subsp. gracilis</i>
                                               <i>Urtica gracilis subsp. holosericea</i>
                                                     [Urtica breweri]
                                                     [Urtica dioica subsp. holosericea]
                                                     [Urtica dioica var. holoserica]
                                                     [Urtica dioica var. holosericea]
                                                     [Urtica dioica var. occidentalis]
                                                     [Urtica gracilis var. greenei]
                                                     [Urtica gracilis var. holosericea]
                                                     [Urtica holosericea]
                                                     [Urtica trachycarpa]
                                               <i>Urtica gracilis subsp. incaica</i>
                                               <i>Urtica gracilis subsp. mollis</i>
                                               <i>Urtica gracilis var. gracilis</i>
                                             <i>Urtica grandidentata</i>
                                               <i>Urtica grandidentata subsp. grandidentata</i>
                                                     [Urtica bullata]
                                             <i>Urtica grandis</i>
                                             <i>Urtica granulosa</i>
                                             <i>Urtica herniarioides</i>
                                             <i>Urtica hyperborea</i>
                                             <i>Urtica incisa</i>
                                                   [Urtica linearifolia]
                                             <i>Urtica interrupta</i>
                                             <i>Urtica kioviensis</i>
                                             <i>Urtica laetevirens</i>
                                             <i>Urtica leptophylla</i>
                                                   [Urtica nicaraguensis]
                                             <i>Urtica magellanica</i>
                                             <i>Urtica massaica</i>
                                             <i>Urtica membranacea</i>
                                                   [Urtica dubia]
                                             <i>Urtica mexicana</i>
                                             <i>Urtica morifolia</i>
                                             <i>Urtica nivea</i>
                                             <i>Urtica nummulariifolia</i>
                                             <i>Urtica parietaria</i>
                                             <i>Urtica pilulifera</i>
                                             <i>Urtica platyphylla</i>
                                             <i>Urtica portosanctana</i>
                                             <i>Urtica pubescens</i>
                                             <i>Urtica pumila</i>
                                             <i>Urtica purpurascens</i>
                                             <i>Urtica rotundifolia</i>
                                             <i>Urtica simensis</i>
                                             <i>Urtica spatulata</i>
                                             <i>Urtica spirealis</i>
                                             <i>Urtica stachyoides</i>
                                             <i>Urtica subincisa</i>
                                             <i>Urtica thunbergiana</i>
                                             <i>Urtica triangularis</i>
                                             <i>Urtica trianthemoides</i>
                                             <i>Urtica urens</i>
                                                   [Urtica trianae]
                                             <i>Urtica verrucosa</i>
                                     <i>Urticastrum</i>
                                             <i>Urticastrum divaricatum</i>
                              Urticoideae
                                     <i>Nothocnide</i>
                                           [Pseudopipturus]
                                             <i>Nothocnide discolor</i>
                                                   [Pipturus discolor]
                                             <i>Nothocnide melastomatifolia</i>
                                             <i>Nothocnide repanda</i>
                                                   [Pipturus repandus]
                                                   [Pipturus subalpinus]
                                     <i>Sarcochlamys</i>
                                             <i>Sarcochlamys pulcherrima</i>
                                     <i>Scepocarpus</i>
                                             <i>Scepocarpus acuminatus</i>
                                             <i>Scepocarpus batesii</i>
                                                   [Urera batesii]
                                                   [Urera benthamiana]
                                                   [Urera hypselodendron var. platyrrhachis]
                                             <i>Scepocarpus cordifolius</i>
                                                   [Urera cordifolia]
                                             <i>Scepocarpus flamignianus</i>
                                                   [Urera flamigniana]
                                                   [Urera hypselodendron var. flamigniana]
                                             <i>Scepocarpus gabonensis</i>
                                                   [Urera gabonensis]
                                             <i>Scepocarpus hypselodendron</i>
                                                   [Fleurya sarmentosa]
                                                   [Urera crenulata]
                                                   [Urera liberica]
                                                   [Urera obovata var. longifolia]
                                                   [Urera sarmentosa]
                                                   [Urera schimperi]
                                                   [Urtica hypselodendron]
                                             <i>Scepocarpus oblongifolius</i>
                                                   [Urera oblongifolia]
                                             <i>Scepocarpus obovatus</i>
                                             <i>Scepocarpus repens</i>
                                                   [Laportea repens]
                                                   [Urera geophila]
                                                   [Urera repens]
                                             <i>Scepocarpus rigidus</i>
                                                   [Boehmeria rigida]
                                                   [Urera elliotii]
                                                   [Urera rigida]
                                             <i>Scepocarpus robustus</i>
                                                   [Urera robusta]
                                             <i>Scepocarpus sansibaricus</i>
                                                   [Urera braunii]
                                                   [Urera fischeri]
                                                   [Urera sansibarica]
                                             <i>Scepocarpus thonneri</i>
                                                   [Urera benthamii]
                                                   [Urera dewevrei]
                                                   [Urera dinklagei]
                                                   [Urera henriquesii]
                                                   [Urera thonneri]
                                             <i>Scepocarpus trinervis</i>
                                                   [Elatostema trinerve]
                                                   [Urera acuminata var. cameroonensis]
                                                   [Urera arborea]
                                                   [Urera cameroonensis var. laurentii]
                                                   [Urera cameroonensis]
                                                   [Urera gilletii]
                                                   [Urera laurentii]
                                                   [Urera obovata var. jihefo]
                                                   [Urera trinervis]
                                                   [Urera usambarensis]
                                     <i>Villebrunea</i>

Problematic Rooting (9601)
                                               <i>Parietaria debilis var. debilis</i>
                                               <i>Parietaria debilis var. gracilis</i>