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    Tracheophyta
           [Tracheobionta]
      Pteridophyta
            Polypodiopsida
                    Hymenophyllales
                            <b>Hymenophyllaceae</b>
                                     <i>Abrodictyum</i>
                                             <i>Abrodictyum angustimarginatum</i>
                                             <i>Abrodictyum asae-grayi</i>
                                                   [Trichomanes asae-grayi]
                                             <i>Abrodictyum brassii</i>
                                             <i>Abrodictyum caespifrons</i>
                                                   [Trichomanes caespifrons]
                                             <i>Abrodictyum caudatum</i>
                                                   [Macroglena caudata]
                                                   [Trichomanes caudatum]
                                             <i>Abrodictyum cellulosum</i>
                                             <i>Abrodictyum cumingii</i>
                                                   [Cephalomanes cumingii]
                                                   [Trichomanes cumingii]
                                             <i>Abrodictyum cupressoides</i>
                                                   [Trichomanes cupressoides]
                                             <i>Abrodictyum cylindratum</i>
                                             <i>Abrodictyum dentatum</i>
                                                   [Trichomanes cartilagineum]
                                             <i>Abrodictyum dregei</i>
                                                   [Abrodictyum pseudorigidum]
                                             <i>Abrodictyum elongatum</i>
                                                   [Selenodesmium elongatum]
                                             <i>Abrodictyum extravagans</i>
                                                   [Trichomanes extravagans]
                                             <i>Abrodictyum flavofuscum</i>
                                             <i>Abrodictyum gemmatum</i>
                                                   [Trichomanes gemmatum]
                                             <i>Abrodictyum guineense</i>
                                                   [Selenodesmium guineense]
                                                   [Trichomanes batrachoglossum]
                                                   [Trichomanes guineense]
                                                   [Trichomanes hartii]
                                                   [Trichomanes latisectum]
                                             <i>Abrodictyum idoneum</i>
                                                   [Macroglena gemmata]
                                             <i>Abrodictyum laetum</i>
                                             <i>Abrodictyum meifolium</i>
                                                   [Cephalomanes meifolium]
                                                   [Trichomanes meifolium]
                                             <i>Abrodictyum obscurum</i>
                                                   [Cephalomanes obscurum]
                                                   [Selenodesmium obscurum]
                                                   [Trichomanes obscurum]
                                               <i>Abrodictyum obscurum var. siamense</i>
                                                     [Trichomanes tereticaulum]
                                             <i>Abrodictyum pachyphlebium</i>
                                                   [Trichomanes pachyphlebium]
                                             <i>Abrodictyum parviflorum</i>
                                                   [Macroglena meifolia]
                                                   [Trichomanes foeniculaceum]
                                             <i>Abrodictyum pluma</i>
                                             <i>Abrodictyum rigidum</i>
                                                   [Cephalomanes rigidum]
                                                   [Trichomanes dregei]
                                                   [Trichomanes krugii]
                                                   [Trichomanes obscurum var. pectinatum]
                                                   [Trichomanes rigidum var. annobonense]
                                                   [Trichomanes rigidum var. lugubre]
                                             <i>Abrodictyum schlechteri</i>
                                                   [Macroglena schlechteri]
                                                   [Trichomanes compactum]
                                             <i>Abrodictyum setaceum</i>
                                                   [Trichomanes merrillii]
                                             <i>Abrodictyum strictum</i>
                                                   [Macroglena stricta]
                                                   [Trichomanes strictum]
                                             <i>Abrodictyum stylosum</i>
                                                   [Trichomanes stylosum]
                                             <i>Abrodictyum tamarisciforme</i>
                                             <i>Abrodictyum truncatum</i>
                                                   [Macroglena truncata]
                                     <i>Apteropteris</i>
                                     <i>Buesia</i>
                                     <i>Callistopteris</i>
                                             <i>Callistopteris apiifolia</i>
                                                   [Cephalomanes apiifolium]
                                                   [Trichomanes apiifolium]
                                             <i>Callistopteris baldwinii</i>
                                             <i>Callistopteris baueriana</i>
                                                   [Trichomanes baueranum]
                                             <i>Callistopteris calyculata</i>
                                             <i>Callistopteris polyantha</i>
                                                   [Trichomanes societense]
                                             <i>Callistopteris superba</i>
                                                   [Trichomanes ignobile]
                                     <i>Cardiomanes</i>
                                             <i>Cardiomanes reniforme</i>
                                                   [Trichomanes reniforme]
                                     <i>Cephalomanes</i>
                                             <i>Cephalomanes atrovirens</i>
                                                   <i>Cephalomanes atrovirens f. acrosorum</i>
                                                         [Trichomanes acrosorum]
                                                   <i>Cephalomanes atrovirens f. kingii</i>
                                                         [Trichomanes kingii]
                                               <i>Cephalomanes atrovirens subsp. atrovirens</i>
                                                     [Cephalomanes ledermannii]
                                                     [Trichomanes atrovirens]
                                               <i>Cephalomanes atrovirens subsp. boryanum</i>
                                                     [Cephalomanes boryanum]
                                             <i>Cephalomanes crassum</i>
                                             <i>Cephalomanes densinervium</i>
                                                   [Trichomanes densinervium]
                                             <i>Cephalomanes javanicum</i>
                                                   [Cephalomanes oblongifolium]
                                                   [Trichomanes javanicum]
                                               <i>Cephalomanes javanicum var. asplenioides</i>
                                               <i>Cephalomanes javanicum var. javanicum</i>
                                               <i>Cephalomanes javanicum var. sumatranum</i>
                                             <i>Cephalomanes laciniatum</i>
                                             <i>Cephalomanes singaporianum</i>
                                                   [Trichomanes singaporianum]
                                             <i>Cephalomanes thysanostomum</i>
                                     <i>Crepidomanes</i>
                                             <i>Crepidomanes africanum</i>
                                                   [Trichomanes africanum]
                                             <i>Crepidomanes aphlebioides</i>
                                                   [Trichomanes aphlebioides]
                                             <i>Crepidomanes auriculatum</i>
                                                   [Trichomanes auriculatum]
                                             <i>Crepidomanes bilabiatum</i>
                                                   [Trichomanes bilabiatum]
                                             <i>Crepidomanes bipunctatum</i>
                                                   [Didymoglossum bipunctatum]
                                                   [Trichomanes bipunctatum]
                                                   [Trichomanes filicula]
                                             <i>Crepidomanes brevipes</i>
                                             <i>Crepidomanes brooksii</i>
                                                   [Trichomanes brooksii]
                                             <i>Crepidomanes campanulatum</i>
                                                   [Hymenophyllum campanulatum]
                                             <i>Crepidomanes chevalieri</i>
                                             <i>Crepidomanes christii</i>
                                             <i>Crepidomanes clarenceanum</i>
                                                   [Trichomanes clarenceanum]
                                             <i>Crepidomanes draytonianum</i>
                                             <i>Crepidomanes fallax</i>
                                                   [Trichomanes latilobum]
                                             <i>Crepidomanes frappieri</i>
                                             <i>Crepidomanes grande</i>
                                                   [Trichomanes grande]
                                             <i>Crepidomanes humile</i>
                                                   [Trichomanes concinnum]
                                                   [Trichomanes gracillimum]
                                                   [Trichomanes lauterbachii]
                                                   [Trichomanes luzonicum]
                                             <i>Crepidomanes humilis</i>
                                                   [Crepidopteris humilis]
                                             <i>Crepidomanes inopinatum</i>
                                                   [Crepidomanes inopinatum var. majus]
                                             <i>Crepidomanes intermedium</i>
                                                   [Nesopteris intermedia]
                                             <i>Crepidomanes intramarginale</i>
                                                   [Trichomanes intramarginale]
                                             <i>Crepidomanes intricatum</i>
                                                   [Trichomanes intricatum]
                                             <i>Crepidomanes kurzii</i>
                                                   [Hymenophyllum kurzii]
                                                   [Trichomanes kurzii]
                                             <i>Crepidomanes latealatum</i>
                                                   [Crepidomanes tagawanum]
                                                   [Trichomanes latealatum]
                                             <i>Crepidomanes latemarginale</i>
                                             <i>Crepidomanes liukiuense</i>
                                             <i>Crepidomanes majorae</i>
                                             <i>Crepidomanes megistostomum</i>
                                                   [Trichomanes megistostomum]
                                             <i>Crepidomanes melanotrichum</i>
                                                   [Trichomanes melanotrichum]
                                                   [Trichomanes pyxidiferum var. christianum]
                                                   [Trichomanes pyxidiferum var. melanotrichum]
                                             <i>Crepidomanes mettenii</i>
                                                   [Trichomanes mettenii]
                                                   [Trichomanes subsessile]
                                             <i>Crepidomanes minutum</i>
                                                   [Crepidomanes proliferum]
                                                   [Gonocormus prolifer]
                                                   [Trichomanes proliferum]
                                               <i>Crepidomanes minutum var. minutum</i>
                                                     [Crepidomanes mannii]
                                                     [Crepidomanes ruwnzoriense]
                                                     [Gonocormus mannii]
                                                     [Trichomanes mannianum]
                                                     [Trichomanes musolense]
                                                     [Trichomanes ruwenzoriense]
                                             <i>Crepidomanes novoguineense</i>
                                             <i>Crepidomanes palmifolium</i>
                                                   [Crepidomanes makinoi]
                                             <i>Crepidomanes parvifolium</i>
                                                   [Trichomanes pervenulosum]
                                             <i>Crepidomanes parvulum</i>
                                                   [Microtrichomanes parvulum]
                                                   [Trichomanes alagense]
                                             <i>Crepidomanes plicatum</i>
                                             <i>Crepidomanes powellii</i>
                                                   [Trichomanes powellii]
                                             <i>Crepidomanes ramitrichum</i>
                                                   [Trichomanes ramitrichum]
                                             <i>Crepidomanes rupicola</i>
                                             <i>Crepidomanes samoensis</i>
                                             <i>Crepidomanes sarawakense</i>
                                             <i>Crepidomanes saxifragoides</i>
                                                   [Gonocormus saxifragoides]
                                             <i>Crepidomanes schmidianum</i>
                                             <i>Crepidomanes teysmannii</i>
                                             <i>Crepidomanes thysanostomum</i>
                                                   [Trichomanes blepharistomum]
                                                   [Trichomanes thysanostomum]
                                             <i>Crepidomanes trinerve</i>
                                                   [Trichomanes mannii]
                                             <i>Crepidomanes vitiense</i>
                                             <i>Crepidomanes walleri</i>
                                     <i>Crepidophyllum</i>
                                             <i>Crepidophyllum humile</i>
                                     <i>Crepidopteris</i>
                                     <i>Davalliopsis</i>
                                     <i>Didymoglossum</i>
                                             <i>Didymoglossum angustifrons</i>
                                             <i>Didymoglossum ballardianum</i>
                                                   [Microgonium ballardianum]
                                                   [Trichomanes ballardianum]
                                             <i>Didymoglossum beccarianum</i>
                                             <i>Didymoglossum benlii</i>
                                                   [Microgonium benlii]
                                                   [Trichomanes benlii]
                                             <i>Didymoglossum bimarginatum</i>
                                                   [Microgonium bimarginatum]
                                             <i>Didymoglossum bucinatum</i>
                                             <i>Didymoglossum chamaedrys</i>
                                                   [Crepidomanes chamaedrys]
                                                   [Microgonium chamaedrys]
                                                   [Trichomanes chamaedrys]
                                             <i>Didymoglossum cultratum</i>
                                                   [Trichomanes cultratum]
                                             <i>Didymoglossum curtii</i>
                                             <i>Didymoglossum cuspidatum</i>
                                                   [Microgonium cuspidatum]
                                                   [Trichomanes cuspidatum]
                                             <i>Didymoglossum ekmanii</i>
                                             <i>Didymoglossum erosum</i>
                                                   [Crepidomanes erosum f. minus]
                                                   [Crepidomanes erosum]
                                                   [Didymoglossum cordifolium]
                                                   [Microgonium erosum]
                                                   [Trichomanes erosum f. minus]
                                                   [Trichomanes erosum var. laciniatum]
                                                   [Trichomanes erosum]
                                                   [Trichomanes palmicola]
                                             <i>Didymoglossum exiguum</i>
                                                   [Trichomanes exiguum]
                                             <i>Didymoglossum godmanii</i>
                                             <i>Didymoglossum gourlianum</i>
                                                   [Trichomanes gourlianum]
                                             <i>Didymoglossum henzaianum</i>
                                                   [Trichomanes henzaianum]
                                             <i>Didymoglossum hymenoides</i>
                                                   [Trichomanes apodum]
                                                   [Trichomanes pabstianum]
                                             <i>Didymoglossum kapplerianum</i>
                                                   [Trichomanes kappleranum]
                                             <i>Didymoglossum kirkii</i>
                                                   [Trichomanes kirkii]
                                             <i>Didymoglossum kraussii</i>
                                             <i>Didymoglossum lehmannii</i>
                                             <i>Didymoglossum lenormandii</i>
                                                   [Trichomanes lenormandii]
                                             <i>Didymoglossum liberiense</i>
                                                   [Trichomanes liberiense]
                                             <i>Didymoglossum lineolatum</i>
                                             <i>Didymoglossum membranaceum</i>
                                             <i>Didymoglossum micropubescens</i>
                                                   [Trichomanes micropubescens]
                                             <i>Didymoglossum mindorense</i>
                                                   [Trichomanes mindorense]
                                             <i>Didymoglossum montanum</i>
                                             <i>Didymoglossum motleyi</i>
                                                   [Microgonium motleyi]
                                                   [Trichomanes motleyi]
                                             <i>Didymoglossum ovale</i>
                                             <i>Didymoglossum pinnatinervium</i>
                                             <i>Didymoglossum punctatum</i>
                                               <i>Didymoglossum punctatum subsp. floridanum</i>
                                               <i>Didymoglossum punctatum subsp. labiatum</i>
                                               <i>Didymoglossum punctatum subsp. sphenoides</i>
                                                     [Didymoglossum sphenoides]
                                             <i>Didymoglossum pusillum</i>
                                             <i>Didymoglossum reptans</i>
                                                   [Trichomanes robinsonii]
                                             <i>Didymoglossum rhipidophyllum</i>
                                                   [Trichomanes rhipidophyllum]
                                             <i>Didymoglossum sublimbatum</i>
                                                   [Trichomanes sublimbatum]
                                             <i>Didymoglossum tahitense</i>
                                                   [Microgonium omphalodes]
                                                   [Trichomanes omphalodes]
                                             <i>Didymoglossum wallii</i>
                                                   [Trichomanes wallii]
                                             <i>Didymoglossum wesselsboeri</i>
                                     <i>Feea</i>
                                     <i>Gonocormus</i>
                                             <i>Gonocormus minutus</i>
                                     <i>Hemiphlebium</i>
                                     <i>Homoeotes</i>
                                     <i>Hymenoglossum</i>
                                             <i>Hymenoglossum cruentum</i>
                              Hymenophylloideae
                                     <i>Hymenophyllum</i>
                                             <i>Hymenophyllum abruptum</i>
                                             <i>Hymenophyllum acanthoides</i>
                                                   [Meringium acanthoides]
                                             <i>Hymenophyllum acutum</i>
                                                   [Crepidomanes acutum]
                                             <i>Hymenophyllum adiantoides</i>
                                             <i>Hymenophyllum aeruginosum</i>
                                             <i>Hymenophyllum alveolatum</i>
                                             <i>Hymenophyllum amabile</i>
                                             <i>Hymenophyllum andinum</i>
                                             <i>Hymenophyllum angulosum</i>
                                             <i>Hymenophyllum angustum</i>
                                             <i>Hymenophyllum antillense</i>
                                             <i>Hymenophyllum apiculatum</i>
                                             <i>Hymenophyllum applanatum</i>
                                             <i>Hymenophyllum archboldii</i>
                                                   [Meringium archboldii]
                                             <i>Hymenophyllum armstrongii</i>
                                                   [Hymenophyllum cheesemannii]
                                             <i>Hymenophyllum asplenioides</i>
                                             <i>Hymenophyllum atrovirens</i>
                                             <i>Hymenophyllum australe</i>
                                                   [Mecodium australe]
                                             <i>Hymenophyllum axillare</i>
                                                   [Hymenophyllum multiflorum]
                                             <i>Hymenophyllum badium</i>
                                                   [Hymenophyllum flexile]
                                             <i>Hymenophyllum baileyanum</i>
                                             <i>Hymenophyllum baldwinii</i>
                                             <i>Hymenophyllum barbatum</i>
                                                   [Hymenophyllum khasianum]
                                                   [Hymenophyllum oxyodon]
                                                   [Hymenophyllum poilanei]
                                                   [Hymenophyllum whangshanense]
                                             <i>Hymenophyllum bartlettii</i>
                                                   [Meringium bartlettii]
                                             <i>Hymenophyllum bicolanum</i>
                                             <i>Hymenophyllum bivalve</i>
                                                   [Meringium bivalve]
                                             <i>Hymenophyllum blandum</i>
                                                   [Hymenophyllum herterianum]
                                             <i>Hymenophyllum bontocense</i>
                                             <i>Hymenophyllum brachyglossum</i>
                                             <i>Hymenophyllum brassii</i>
                                             <i>Hymenophyllum brevifrons</i>
                                             <i>Hymenophyllum brevistipes</i>
                                             <i>Hymenophyllum bryophilum</i>
                                             <i>Hymenophyllum caespitosum</i>
                                             <i>Hymenophyllum capense</i>
                                                   [Hymenophyllum fumarioides var. debilis]
                                                   [Mecodium capense]
                                             <i>Hymenophyllum capillaceum</i>
                                                   [Hymenophyllum infortunatum]
                                             <i>Hymenophyllum capillare</i>
                                                   [Sphaerocionium capillare]
                                               <i>Hymenophyllum capillare var. alternialatum</i>
                                                     [Sphaerocionium capillare var. alternialatum]
                                               <i>Hymenophyllum capillare var. capillare</i>
                                                     [Hymenophyllum boryanum var. majus]
                                                     [Hymenophyllum boryanum]
                                                     [Hymenophyllum ciliatum var. boryanum]
                                                     [Hymenophyllum holotrichum]
                                                     [Hymenophyllum pendulum]
                                                     [Sphaerocionium pendulum]
                                             <i>Hymenophyllum cardunculus</i>
                                             <i>Hymenophyllum catherinae</i>
                                             <i>Hymenophyllum caudiculatum</i>
                                             <i>Hymenophyllum ciliatum</i>
                                             <i>Hymenophyllum cocosense</i>
                                             <i>Hymenophyllum consanguineum</i>
                                             <i>Hymenophyllum constrictum</i>
                                             <i>Hymenophyllum copelandii</i>
                                                   [Mecodium archboldii]
                                             <i>Hymenophyllum corrugatum</i>
                                             <i>Hymenophyllum crassipetiolatum</i>
                                             <i>Hymenophyllum crispatum</i>
                                             <i>Hymenophyllum cristatum</i>
                                             <i>Hymenophyllum cruentum</i>
                                             <i>Hymenophyllum cuneatum</i>
                                             <i>Hymenophyllum cupressiforme</i>
                                             <i>Hymenophyllum darwinii</i>
                                                   [Hymenophyllum rarum]
                                             <i>Hymenophyllum decurrens</i>
                                             <i>Hymenophyllum deltoideum</i>
                                             <i>Hymenophyllum demissum</i>
                                                   [Hymenophyllum aucklandicum]
                                                   [Mecodium demissum]
                                             <i>Hymenophyllum dentatum</i>
                                             <i>Hymenophyllum denticulatum</i>
                                                   [Hymenophyllum dichotomum]
                                                   [Hymenophyllum neesii]
                                             <i>Hymenophyllum dependens</i>
                                             <i>Hymenophyllum deplanchei</i>
                                             <i>Hymenophyllum dicranotrichum</i>
                                             <i>Hymenophyllum digitatum</i>
                                                   [Crepidomanes dichotomum]
                                                   [Crepidomanes digitatum]
                                                   [Microtrichomanes digitatum]
                                                   [Trichomanes taeniatum]
                                             <i>Hymenophyllum dilatatum</i>
                                                   [Mecodium dilatatum]
                                             <i>Hymenophyllum dimidiatum</i>
                                             <i>Hymenophyllum ectocarpon</i>
                                             <i>Hymenophyllum edanoi</i>
                                                   [Mecodium edanoi]
                                             <i>Hymenophyllum edentulum</i>
                                                   [Hymenophyllum bakeri]
                                             <i>Hymenophyllum elegans</i>
                                                   [Hymenophyllum delicatissimum]
                                             <i>Hymenophyllum elegantulum</i>
                                               <i>Hymenophyllum elegantulum var. petiolulatum</i>
                                             <i>Hymenophyllum emarginatum</i>
                                                   [Hymenophyllum eximium]
                                                   [Hymenophyllum macrocarpum]
                                                   [Mecodium emarginatum]
                                             <i>Hymenophyllum exsertum</i>
                                                   [Mecodium exsertum]
                                             <i>Hymenophyllum falklandicum</i>
                                             <i>Hymenophyllum feejeense</i>
                                             <i>Hymenophyllum fendlerianum</i>
                                                   [Hymenophyllum amoenum]
                                                   [Hymenophyllum contortum]
                                             <i>Hymenophyllum ferax</i>
                                             <i>Hymenophyllum fimbriatum</i>
                                             <i>Hymenophyllum flabellatum</i>
                                                   [Mecodium flabellatum]
                                             <i>Hymenophyllum flexuosum</i>
                                                   [Mecodium flexuosum]
                                             <i>Hymenophyllum foersteri</i>
                                             <i>Hymenophyllum fragile</i>
                                             <i>Hymenophyllum francii</i>
                                                   [Trichomanes cuneatum]
                                                   [Trichomanes francii]
                                             <i>Hymenophyllum frankliniae</i>
                                             <i>Hymenophyllum fuciforme</i>
                                             <i>Hymenophyllum fucoides</i>
                                               <i>Hymenophyllum fucoides subsp. pedicellatum</i>
                                                     [Hymenophyllum pedicellatum]
                                               <i>Hymenophyllum fucoides var. pedicellatum</i>
                                             <i>Hymenophyllum fumarioides</i>
                                                   [Hymenophyllum contiguum]
                                                   [Hymenophyllum diversilabium]
                                                   [Hymenophyllum epiphyticum]
                                                   [Hymenophyllum gracilius]
                                                   [Hymenophyllum integrum]
                                                   [Hymenophyllum involucratum]
                                                   [Hymenophyllum microsorum]
                                                   [Mecodium diversilabium]
                                                   [Mecodium microsorum]
                                             <i>Hymenophyllum fuscum</i>
                                             <i>Hymenophyllum geluense</i>
                                             <i>Hymenophyllum glaziovii</i>
                                             <i>Hymenophyllum gorgoneum</i>
                                             <i>Hymenophyllum hemipteron</i>
                                             <i>Hymenophyllum hirsutum</i>
                                                   [Hymenophyllum ciliatum var. imbricatum]
                                                   [Hymenophyllum remotum]
                                                   [Sphaerocionium hirsutum]
                                                   [Trichomanes hirsutum]
                                             <i>Hymenophyllum hirtellum</i>
                                                   [Sphaerocionium hirtellum]
                                               <i>Hymenophyllum hirtellum var. gratum</i>
                                                     [Hymenophyllum hirsutum var. gratum]
                                             <i>Hymenophyllum holochilum</i>
                                                   [Hymenophyllum boschii]
                                                   [Hymenophyllum latifolium]
                                                   [Hymenophyllum merrillii]
                                                   [Hymenophyllum rosenstockii]
                                                   [Hymenophyllum subdimidiatum]
                                                   [Meringium latifolium]
                                             <i>Hymenophyllum horizontale</i>
                                             <i>Hymenophyllum hosei</i>
                                             <i>Hymenophyllum humbertii</i>
                                             <i>Hymenophyllum imbricatum</i>
                                                   [Hymenophyllum formosum]
                                                   [Mecodium imbricatum]
                                             <i>Hymenophyllum inaequale</i>
                                                   [Hymenophyllum blumeanum]
                                             <i>Hymenophyllum integrivalvatum</i>
                                             <i>Hymenophyllum interruptum</i>
                                             <i>Hymenophyllum jamesonii</i>
                                             <i>Hymenophyllum javanicum</i>
                                                   [Hymenophyllum productoides]
                                                   [Hymenophyllum samoense]
                                             <i>Hymenophyllum johorense</i>
                                             <i>Hymenophyllum junghuhnii</i>
                                                   [Hymenophyllum bamlerianum]
                                                   [Hymenophyllum opacum]
                                                   [Mecodium junghuhnii]
                                             <i>Hymenophyllum karstenianum</i>
                                             <i>Hymenophyllum kerianum</i>
                                             <i>Hymenophyllum klabatense</i>
                                             <i>Hymenophyllum krauseanum</i>
                                             <i>Hymenophyllum kuhnii</i>
                                                   [Hymenophyllum kuhnii var. stenoloba]
                                                   [Hymenophyllum mildbraedii]
                                                   [Hymenophyllum polyanthos var. mildbraedii]
                                                   [Mecodium kuhnii var. oblongifolium]
                                                   [Mecodium kuhnii]
                                             <i>Hymenophyllum laminatum</i>
                                             <i>Hymenophyllum lanatum</i>
                                             <i>Hymenophyllum lanceolatum</i>
                                             <i>Hymenophyllum latifrons</i>
                                             <i>Hymenophyllum laxum</i>
                                                   [Meringium laxum]
                                             <i>Hymenophyllum ledermannii</i>
                                             <i>Hymenophyllum lehmannii</i>
                                             <i>Hymenophyllum leptocarpum</i>
                                             <i>Hymenophyllum leratii</i>
                                             <i>Hymenophyllum levingei</i>
                                             <i>Hymenophyllum lherminieri</i>
                                             <i>Hymenophyllum lindenii</i>
                                             <i>Hymenophyllum lineare</i>
                                                   [Hymenophyllum durandii]
                                                   [Hymenophyllum elegantissimum]
                                             <i>Hymenophyllum lobatoalatum</i>
                                             <i>Hymenophyllum lobbii</i>
                                             <i>Hymenophyllum longifolium</i>
                                             <i>Hymenophyllum lyallii</i>
                                                   [Sphaerocionium lyallii]
                                             <i>Hymenophyllum macgillivrayi</i>
                                             <i>Hymenophyllum macroglossum</i>
                                             <i>Hymenophyllum macrothecum</i>
                                                   [Hymenophyllum vincentinum]
                                             <i>Hymenophyllum maderense</i>
                                             <i>Hymenophyllum magellanicum</i>
                                             <i>Hymenophyllum malingii</i>
                                                   [Apteropteris malingii]
                                             <i>Hymenophyllum marginatum</i>
                                             <i>Hymenophyllum maxonii</i>
                                             <i>Hymenophyllum megistocarpum</i>
                                                   [Buesia megistocarpa]
                                             <i>Hymenophyllum melanosorum</i>
                                                   [Meringium melanosorum]
                                             <i>Hymenophyllum microcarpum</i>
                                                   [Hymenophyllum microcarpum var. lanceolatum]
                                             <i>Hymenophyllum microchilum</i>
                                             <i>Hymenophyllum minimum</i>
                                             <i>Hymenophyllum mirificum</i>
                                             <i>Hymenophyllum mnioides</i>
                                             <i>Hymenophyllum mossambicense</i>
                                                   [Hymenophyllum polyanthos var. mossambicense]
                                             <i>Hymenophyllum multialatum</i>
                                             <i>Hymenophyllum multifidum</i>
                                                   [Meringium multifidum]
                                             <i>Hymenophyllum myriocarpum</i>
                                                   [Hymenophyllum atrosanguineum]
                                                   [Hymenophyllum contextum]
                                                   [Hymenophyllum laciniosum]
                                               <i>Hymenophyllum myriocarpum var. endiviifolium</i>
                                                     [Hymenophyllum endiviifolium]
                                               <i>Hymenophyllum myriocarpum var. nigrescens</i>
                                                     [Hymenophyllum nigrescens]
                                             <i>Hymenophyllum nephrophyllum</i>
                                             <i>Hymenophyllum nitiduloides</i>
                                             <i>Hymenophyllum nitidulum</i>
                                                   [Microtrichomanes nitidulum]
                                             <i>Hymenophyllum novoguineense</i>
                                             <i>Hymenophyllum obtusum</i>
                                                   [Trichomanes obtusum]
                                             <i>Hymenophyllum oligosorum</i>
                                                   [Mecodium oligosorum]
                                             <i>Hymenophyllum ooides</i>
                                             <i>Hymenophyllum ovatum</i>
                                             <i>Hymenophyllum pachydermicum</i>
                                                   [Meringium pachydermicum]
                                             <i>Hymenophyllum pallidum</i>
                                                   [Crepidomanes pallidum]
                                                   [Hymenophyllum album]
                                                   [Pleuromanes album]
                                                   [Pleuromanes pallidum]
                                                   [Pleuromanes retusum]
                                                   [Trichomanes pallidum]
                                             <i>Hymenophyllum palmatifidum</i>
                                                   [Hymenophyllum borneense]
                                                   [Trichomanes palmatifidum]
                                             <i>Hymenophyllum paniculiflorum</i>
                                             <i>Hymenophyllum paucicarpum</i>
                                             <i>Hymenophyllum pectinatum</i>
                                             <i>Hymenophyllum peltatum</i>
                                                   [Hymenophyllum menziesii]
                                                   [Hymenophyllum meyeri]
                                                   [Hymenophyllum peltatum var. menziesii]
                                                   [Hymenophyllum perfissum]
                                                   [Hymenophyllum uncinatum]
                                                   [Hymenophyllum wilsonii]
                                             <i>Hymenophyllum penangianum</i>
                                                   [Hymenophyllum semifissum]
                                             <i>Hymenophyllum perrieri</i>
                                             <i>Hymenophyllum pilosissimum</i>
                                             <i>Hymenophyllum plicatum</i>
                                             <i>Hymenophyllum plumieri</i>
                                             <i>Hymenophyllum plumosum</i>
                                             <i>Hymenophyllum polyanthos</i>
                                                   [Hymenophyllum abietinum]
                                                   [Hymenophyllum alfredii]
                                                   [Hymenophyllum clavatum]
                                                   [Hymenophyllum costaricanum]
                                                   [Trichomanes polyanthos]
                                               <i>Hymenophyllum polyanthos var. protrusum</i>
                                             <i>Hymenophyllum poolii</i>
                                                   [Hymenophyllum ferrugineum]
                                             <i>Hymenophyllum praetervisum</i>
                                             <i>Hymenophyllum productum</i>
                                                   [Mecodium productum]
                                             <i>Hymenophyllum protrusum</i>
                                             <i>Hymenophyllum pulchellum</i>
                                             <i>Hymenophyllum pulcherrimum</i>
                                                   [Mecodium pulcherrimum]
                                             <i>Hymenophyllum pumilum</i>
                                             <i>Hymenophyllum pyramidatum</i>
                                             <i>Hymenophyllum ramosii</i>
                                             <i>Hymenophyllum recurvum</i>
                                             <i>Hymenophyllum reinwardtii</i>
                                                   [Mecodium reinwardtii]
                                             <i>Hymenophyllum revolutum</i>
                                             <i>Hymenophyllum ridleyi</i>
                                                   [Trichomanes ridleyi]
                                             <i>Hymenophyllum riukiuense</i>
                                                   [Mecodium riukiuense]
                                             <i>Hymenophyllum rubellum</i>
                                             <i>Hymenophyllum rufescens</i>
                                                   [Mecodium rufescens]
                                             <i>Hymenophyllum rufum</i>
                                                   [Hymenophyllum lineare var. brasiliense]
                                             <i>Hymenophyllum ruizianum</i>
                                             <i>Hymenophyllum salakense</i>
                                             <i>Hymenophyllum sanguinolentum</i>
                                                   [Hymenophyllum polyanthos var. sanguinolentum]
                                                   [Mecodium sanguinolentum]
                                             <i>Hymenophyllum scabrum</i>
                                                   [Mecodium scabrum]
                                             <i>Hymenophyllum secundum</i>
                                             <i>Hymenophyllum semiglabrum</i>
                                             <i>Hymenophyllum senterreanum</i>
                                             <i>Hymenophyllum sericeum</i>
                                                   [Hymenophyllum cubense]
                                                   [Hymenophyllum speciosum]
                                                   [Sphaerocionium sericeum]
                                             <i>Hymenophyllum serrulatum</i>
                                                   [Hymenophyllum meyenianum]
                                                   [Hymenophyllum pulchrum]
                                             <i>Hymenophyllum seselifolium</i>
                                                   [Hymenophyllum magellanicum var. attenuatum]
                                             <i>Hymenophyllum sibthorpioides</i>
                                                   [Trichomanes lepervanchii]
                                             <i>Hymenophyllum sieberi</i>
                                             <i>Hymenophyllum silvaticum</i>
                                             <i>Hymenophyllum silveirae</i>
                                             <i>Hymenophyllum simonsianum</i>
                                             <i>Hymenophyllum sodiroi</i>
                                             <i>Hymenophyllum spectabile</i>
                                             <i>Hymenophyllum splendidum</i>
                                                   [Hymenophyllum ciliatum var. longilineare]
                                                   [Hymenophyllum ciliatum var. splendidium]
                                                   [Sphaerocionium splendidum]
                                             <i>Hymenophyllum subdemissum</i>
                                                   [Hymenophyllum pycnocarpum]
                                             <i>Hymenophyllum subobtusum</i>
                                             <i>Hymenophyllum subrigidum</i>
                                             <i>Hymenophyllum superbum</i>
                                             <i>Hymenophyllum tayloriae</i>
                                             <i>Hymenophyllum tegularis</i>
                                             <i>Hymenophyllum tenellum</i>
                                                   [Adiantum tenellum]
                                                   [Hymenophyllum emersum]
                                             <i>Hymenophyllum thuidium</i>
                                             <i>Hymenophyllum tomaniiviense</i>
                                             <i>Hymenophyllum tomentosum</i>
                                                   [Hymenophyllum fusagasugense]
                                             <i>Hymenophyllum tortuosum</i>
                                             <i>Hymenophyllum trapezoidale</i>
                                             <i>Hymenophyllum treubii</i>
                                             <i>Hymenophyllum triangulare</i>
                                             <i>Hymenophyllum trichomanoides</i>
                                             <i>Hymenophyllum trichophorum</i>
                                                   [Amphipterum humatoides]
                                             <i>Hymenophyllum trichophyllum</i>
                                             <i>Hymenophyllum tunbrigense</i>
                                                   [Hymenophyllum alatum]
                                                   [Hymenophyllum asperulum]
                                                   [Hymenophyllum dregeanum]
                                                   [Hymenophyllum repens]
                                                   [Hymenophyllum thomassetii]
                                                   [Hymenophyllum tunbridgense]
                                                   [Trichomanes tunbrigense]
                                             <i>Hymenophyllum undulatum</i>
                                                   [Hymenophyllum crispum]
                                             <i>Hymenophyllum unilaterale</i>
                                             <i>Hymenophyllum urbanii</i>
                                             <i>Hymenophyllum valvatum</i>
                                             <i>Hymenophyllum verecundum</i>
                                             <i>Hymenophyllum veronicoides</i>
                                             <i>Hymenophyllum villosum</i>
                                                   [Mecodium villosum]
                                             <i>Hymenophyllum vittatum</i>
                                             <i>Hymenophyllum walleri</i>
                                             <i>Hymenophyllum wrightii</i>
                                             <i>Hymenophyllum zamboanganum</i>
                                                   [Microtrichomanes zamboanganum]
                                     <i>Hymenostachys</i>
                                     <i>Lacostea</i>
                                     <i>Lecanium</i>
                                           [Peltobractea]
                                             <i>Lecanium membranaceum</i>
                                     <i>Lecanolepis</i>
                                             <i>Lecanolepis membranacea</i>
                                     <i>Leptocionium</i>
                                     <i>Macroglena</i>
                                     <i>Mecodium</i>
                                             <i>Mecodium abruptum</i>
                                             <i>Mecodium axillare</i>
                                             <i>Mecodium badium</i>
                                             <i>Mecodium fimbriatum</i>
                                             <i>Mecodium javanicum</i>
                                             <i>Mecodium polyanthos</i>
                                             <i>Mecodium recurvum</i>
                                             <i>Mecodium wrightii</i>
                                     <i>Meringium</i>
                                     <i>Microtrichomanes</i>
                                     <i>Nesopteris</i>
                                             <i>Nesopteris grandis</i>
                                     <i>Neurophyllum</i>
                                     <i>Odontomanes</i>
                                     <i>Polyphlebium</i>
                                             <i>Polyphlebium angustatum</i>
                                             <i>Polyphlebium capillaceum</i>
                                             <i>Polyphlebium colensoi</i>
                                                   [Trichomanes colensoi]
                                             <i>Polyphlebium diaphanum</i>
                                                   [Polyphlebium borbonicum]
                                                   [Trichomanes borbonicum]
                                                   [Trichomanes goetzei]
                                             <i>Polyphlebium endlicherianum</i>
                                                   [Crepidopteris endlicheriana]
                                                   [Trichomanes endlicherianum]
                                                   [Trichomanes naumannii]
                                                   [Trichomanes tenue]
                                             <i>Polyphlebium exsectum</i>
                                                   [Trichomanes exsectum]
                                             <i>Polyphlebium haughtii</i>
                                                   [Trichomanes haughtii]
                                             <i>Polyphlebium hymenophylloides</i>
                                             <i>Polyphlebium philippianum</i>
                                             <i>Polyphlebium pyxidiferum</i>
                                                   [Crepidomanes pyxidiferum]
                                                   [Vandenboschia pyxidifera]
                                             <i>Polyphlebium venosum</i>
                                                   [Crepidomanes venosum]
                                                   [Trichomanes venosum]
                                             <i>Polyphlebium vieillardii</i>
                                                   [Trichomanes vieillardii]
                                             <i>Polyphlebium werneri</i>
                                     <i>Ptilophyllum</i>
                                     <i>Reediella</i>
                                             <i>Reediella humilis</i>
                                     <i>Selenodesmium</i>
                                             <i>Selenodesmium rigidum</i>
                                     <i>Serpyllopsis</i>
                                             <i>Serpyllopsis caespitosa</i>
                                               <i>Serpyllopsis caespitosa var. fernandeziana</i>
                                     <i>Solenodesmium</i>
                                             <i>Solenodesmium guineense</i>
                                     <i>Sphaerocionium</i>
                                             <i>Sphaerocionium lanceolatum</i>
                                             <i>Sphaerocionium obtusum</i>
                                     <i>Trichomanes</i>
                                             <i>Trichomanes accedens</i>
                                             <i>Trichomanes alatum</i>
                                                   [Trichomanes alatum var. attenuatum]
                                                   [Trichomanes alatum var. ptilodes]
                                             <i>Trichomanes anadromum</i>
                                             <i>Trichomanes anceps</i>
                                             <i>Trichomanes angustatum</i>
                                             <i>Trichomanes angustifrons</i>
                                             <i>Trichomanes ankersii</i>
                                             <i>Trichomanes arbuscula</i>
                                             <i>Trichomanes asplenioides</i>
                                             <i>Trichomanes aureovestitum</i>
                                             <i>Trichomanes baldwinii</i>
                                             <i>Trichomanes bancroftii</i>
                                             <i>Trichomanes bauerianum</i>
                                             <i>Trichomanes bicorne</i>
                                             <i>Trichomanes bimarginatum</i>
                                             <i>Trichomanes boryanum</i>
                                                   [Trichomanes javanicum var. boryanum]
                                             <i>Trichomanes botryoides</i>
                                             <i>Trichomanes brevipes</i>
                                             <i>Trichomanes bucinatum</i>
                                             <i>Trichomanes capillaceum</i>
                                                   [Trichomanes hypnoides]
                                             <i>Trichomanes cellulosum</i>
                                             <i>Trichomanes collariatum</i>
                                             <i>Trichomanes crassipilis</i>
                                             <i>Trichomanes crenatum</i>
                                             <i>Trichomanes crinitum</i>
                                             <i>Trichomanes crispiforme</i>
                                                   [Cephalomanes crispiforme]
                                                   [Trichomanes crispum var. lacerum]
                                             <i>Trichomanes crispum</i>
                                                   [Trichomanes badium]
                                             <i>Trichomanes cristatum</i>
                                             <i>Trichomanes curtii</i>
                                             <i>Trichomanes cyrtotheca</i>
                                             <i>Trichomanes dactylites</i>
                                             <i>Trichomanes davallioides</i>
                                             <i>Trichomanes delicatum</i>
                                                   [Trichomanes daguense]
                                             <i>Trichomanes dentatum</i>
                                             <i>Trichomanes diaphanum</i>
                                             <i>Trichomanes digitatum</i>
                                             <i>Trichomanes diversifrons</i>
                                             <i>Trichomanes draytonianum</i>
                                             <i>Trichomanes egleri</i>
                                             <i>Trichomanes ekmanii</i>
                                             <i>Trichomanes elegans</i>
                                                   [Trichomanes prieurii]
                                             <i>Trichomanes elongatum</i>
                                             <i>Trichomanes emarginatum</i>
                                             <i>Trichomanes fimbriatum</i>
                                                   [Trichomanes trigonum var. fimbriatum]
                                             <i>Trichomanes flavofuscum</i>
                                             <i>Trichomanes galeottii</i>
                                             <i>Trichomanes godmanii</i>
                                             <i>Trichomanes holopterum</i>
                                             <i>Trichomanes hookeri</i>
                                             <i>Trichomanes hostmannianum</i>
                                             <i>Trichomanes humboldtii</i>
                                             <i>Trichomanes humile</i>
                                             <i>Trichomanes hymenoides</i>
                                             <i>Trichomanes hymenophylloides</i>
                                             <i>Trichomanes intermedium</i>
                                             <i>Trichomanes japonicum</i>
                                             <i>Trichomanes kalbreyeri</i>
                                             <i>Trichomanes kapplerianum</i>
                                             <i>Trichomanes killipii</i>
                                             <i>Trichomanes krausii</i>
                                                   [Didymoglossum krausii]
                                             <i>Trichomanes lineolatum</i>
                                             <i>Trichomanes lucens</i>
                                                   [Trichomanes lambertianum]
                                             <i>Trichomanes ludovicianum</i>
                                             <i>Trichomanes ludovicinum</i>
                                             <i>Trichomanes lyallii</i>
                                             <i>Trichomanes macilentum</i>
                                             <i>Trichomanes martiusii</i>
                                             <i>Trichomanes maximum</i>
                                             <i>Trichomanes membranaceum</i>
                                             <i>Trichomanes minutum</i>
                                             <i>Trichomanes montanum</i>
                                             <i>Trichomanes muscoides</i>
                                             <i>Trichomanes osmundoides</i>
                                                   [Feea osmundoides]
                                                   [Feea polypodina]
                                                   [Feea spicata]
                                             <i>Trichomanes ovale</i>
                                             <i>Trichomanes padronii</i>
                                             <i>Trichomanes parvulum</i>
                                             <i>Trichomanes pedicellatum</i>
                                                   [Trichomanes brachypus]
                                             <i>Trichomanes pellucens</i>
                                             <i>Trichomanes peltatum</i>
                                             <i>Trichomanes petersii</i>
                                                   [Didymoglossum petersii]
                                             <i>Trichomanes pilosum</i>
                                             <i>Trichomanes pinnatifidum</i>
                                             <i>Trichomanes pinnatum</i>
                                             <i>Trichomanes plumosum</i>
                                             <i>Trichomanes polypodioides</i>
                                                   [Trichomanes polypodioides var. incisum]
                                                   [Trichomanes sinuosum]
                                             <i>Trichomanes punctatum</i>
                                               <i>Trichomanes punctatum subsp. floridanum</i>
                                               <i>Trichomanes punctatum subsp. labiatum</i>
                                               <i>Trichomanes punctatum subsp. punctatum</i>
                                               <i>Trichomanes punctatum subsp. sphenoides</i>
                                             <i>Trichomanes pusillum</i>
                                             <i>Trichomanes pyxidiferum</i>
                                             <i>Trichomanes quercifolium</i>
                                             <i>Trichomanes radicans</i>
                                               <i>Trichomanes radicans var. kunzeanum</i>
                                               <i>Trichomanes radicans var. repens</i>
                                             <i>Trichomanes reptans</i>
                                             <i>Trichomanes resinosum</i>
                                             <i>Trichomanes rigidum</i>
                                             <i>Trichomanes robustum</i>
                                             <i>Trichomanes roraimense</i>
                                             <i>Trichomanes rupestre</i>
                                             <i>Trichomanes saxifragoides</i>
                                             <i>Trichomanes scandens</i>
                                                   [Vandenboschia scandens]
                                             <i>Trichomanes sellowianum</i>
                                             <i>Trichomanes sphenoides</i>
                                             <i>Trichomanes spicatum</i>
                                             <i>Trichomanes striatum</i>
                                             <i>Trichomanes tanaicum</i>
                                             <i>Trichomanes tenerum</i>
                                             <i>Trichomanes torotumanii</i>
                                             <i>Trichomanes trichoideum</i>
                                             <i>Trichomanes trichopodium</i>
                                             <i>Trichomanes trigonum</i>
                                                   [Trichomanes kaulfussii]
                                                   [Trichomanes trigonum var. trigonum]
                                             <i>Trichomanes trollii</i>
                                             <i>Trichomanes tuerckheimii</i>
                                             <i>Trichomanes vandenboschii</i>
                                             <i>Trichomanes vittaria</i>
                              Trichomanoideae
                                     <i>Vandenboschia</i>
                                             <i>Vandenboschia africana</i>
                                             <i>Vandenboschia amabilis</i>
                                                   [Crepidomanes amabile]
                                             <i>Vandenboschia auriculata</i>
                                                   [Cephalomanes auriculatum]
                                             <i>Vandenboschia birmanica</i>
                                                   [Crepidomanes birmanicum]
                                                   [Trichomanes birmanicum]
                                                   [Trichomanes orientale]
                                                   [Vandenboschia radicans var. orientalis]
                                             <i>Vandenboschia boschiana</i>
                                                   [Trichomanes boschianum]
                                             <i>Vandenboschia collariata</i>
                                                   [Trichomanes collariatum var. alvaradoi]
                                                   [Trichomanes martinezii]
                                             <i>Vandenboschia cyrtotheca</i>
                                             <i>Vandenboschia davallioides</i>
                                             <i>Vandenboschia davalloides</i>
                                             <i>Vandenboschia draytoniana</i>
                                             <i>Vandenboschia gigantea</i>
                                                   [Trichomanes giganteum]
                                             <i>Vandenboschia johnstonensis</i>
                                                   [Crepidomanes johnstonensis]
                                             <i>Vandenboschia kalamocarpa</i>
                                                   [Trichomanes parvum]
                                             <i>Vandenboschia maxima</i>
                                                   [Crepidomanes maximum]
                                             <i>Vandenboschia mettenii</i>
                                             <i>Vandenboschia nipponica</i>
                                             <i>Vandenboschia orientalis</i>
                                             <i>Vandenboschia radicans</i>
                                                   [Crepidomanes radicans]
                                                   [Trichomanes kunzeanum]
                                                   [Trichomanes repens]
                                             <i>Vandenboschia rupestris</i>
                                             <i>Vandenboschia speciosa</i>
                                                   [Trichomanes speciosum]
                                             <i>Vandenboschia striata</i>
                                                   [Trichomanes naseanum]
                                                   [Trichomanes radicans var. naseanum]
                                                   [Vandenboschia naseana]
                                             <i>Vandenboschia subclathrata</i>
                                                   [Crepidomanes subclathratum]
                                             <i>Vandenboschia tubiflora</i>

Problematic Rooting (213418)
                                               <i>Hymenophyllum ferrugineum subsp. ferrugineum</i>
                                                     [Hymenophyllum subtilissimum]