Central Taxonomic Thesaurus

Taxon Search
  Plantae
    Tracheobionta
      Pteridophyta
            Polypodiopsida
                    Polypodiales
                            Woodsiaceae
                                     Athyrium
                                             Athyrium alpestre
                                               Athyrium alpestre ssp. americanum
                                               Athyrium alpestre var. americanum
                                               Athyrium alpestre var. gaspense
                                             Athyrium americanum
                                             Athyrium angustum
                                               Athyrium angustum var. rubellum
                                               Athyrium angustum var. subtripinnatum
                                             Athyrium asplenioides
                                             Athyrium baldwinii
                                             Athyrium bourgaeui
                                             Athyrium distentifolium
                                               Athyrium distentifolium ssp. americanum
                                               Athyrium distentifolium var. americanum
                                             Athyrium dombei
                                             Athyrium dombeyi
                                             Athyrium esculentum
                                             Athyrium felix-femina
                                             Athyrium fenzlianum
                                             Athyrium filix-femina
                                               Athyrium filix-femina ssp. angustum
                                               Athyrium filix-femina ssp. asplenioides
                                               Athyrium filix-femina var. angustum
                                               Athyrium filix-femina var. asplenioides
                                               Athyrium filix-femina var. californicum
                                                     [Athyrium filix-femina ssp. cyclosorum]
                                               Athyrium filix-femina var. cyclosorum
                                               Athyrium filix-femina var. michauxii
                                               Athyrium filix-femina var. rubellum
                                             Athyrium kaalaanum
                                             Athyrium macraei
                                             Athyrium malaccense
                                             Athyrium mauianum
                                             Athyrium maximum
                                             Athyrium microphyllum
                                             Athyrium palmense
                                             Athyrium poiretianum
                                             Athyrium proliferum
                                             Athyrium pycnocarpon
                                             Athyrium sandwichianum
                                             Athyrium skinneri
                                             Athyrium thelypterioides
                                     Callipteris
                                     Cystopteris
                                             Cystopteris bulbifera
                                                   [Filix bulbifera]
                                             Cystopteris douglasii
                                             Cystopteris fragilis
                                                   [Cystopteris dickieana]
                                                   [Cystopteris fragilis ssp. dickieana]
                                                   [Cystopteris fragilis var. angustata]
                                                   [Cystopteris fragilis var. woodsioides]
                                                   [Filix fragilis]
                                               Cystopteris fragilis ssp. tenuifolia
                                               Cystopteris fragilis var. fragilis
                                               Cystopteris fragilis var. huteri
                                               Cystopteris fragilis var. laurentiana
                                               Cystopteris fragilis var. protrusa
                                             Cystopteris laurentiana
                                             Cystopteris montana
                                             Cystopteris protrusa
                                             Cystopteris reevesiana
                                                   [Cystopteris fragilis var. tenuifolia]
                                             Cystopteris tennesseensis
                                                   [Cystopteris fragilis var. simulans]
                                                   [Cystopteris fragilis var. tennesseensis]
                                             Cystopteris tenuis
                                                   [Cystopteris fragilis var. mackayi]
                                             Cystopteris utahensis
                                             Cystopteris x illinoensis
                                             Cystopteris x wagneri
                                     Deparia
                                             Deparia acrostichoides
                                             Deparia fenzliana
                                             Deparia kaalaana
                                             Deparia marginalis
                                             Deparia mauiana
                                             Deparia petersenii
                                             Deparia petersonii
                                             Deparia prolifera
                                     Diplazium
                                             Diplazium accedens
                                             Diplazium acrostichoides
                                             Diplazium arnottii
                                             Diplazium australe
                                             Diplazium bombonasae
                                             Diplazium centripetale
                                             Diplazium cristatum
                                             Diplazium delitescens
                                             Diplazium esculentum
                                             Diplazium expansum
                                             Diplazium fenzlianum
                                             Diplazium franconis
                                             Diplazium grandifolium
                                             Diplazium harpeodes
                                             Diplazium hians
                                             Diplazium hymenodes
                                             Diplazium kaalaanum
                                             Diplazium lherminieri
                                             Diplazium lonchophyllum
                                             Diplazium macrophyllum
                                             Diplazium marginale
                                             Diplazium mauianum
                                             Diplazium maximum
                                             Diplazium meyenianum
                                             Diplazium molokaiense
                                             Diplazium plantaginifolium
                                                   [Asplenium plantaginifolium]
                                             Diplazium prominulum
                                             Diplazium pycnocarpon
                                             Diplazium riedelianum
                                             Diplazium sandwichianum
                                             Diplazium striatastrum
                                             Diplazium striatum
                                             Diplazium subsilvaticum
                                             Diplazium unilobum
                                               Diplazium unilobum var. hymenodes
                                             Diplazium verapax
                                             Diplazium woodwardioides
                                     Gymnocarpium
                                             Gymnocarpium appalachianum
                                             Gymnocarpium disjunctum
                                             Gymnocarpium dryopteris
                                                   [Dryopteris dryopteris]
                                                   [Dryopteris linnaeana]
                                                   [Phegopteris dryopteris]
                                                   [Thelypteris dryopteris]
                                               Gymnocarpium dryopteris ssp. disjunctum
                                               Gymnocarpium dryopteris var. disjunctum
                                               Gymnocarpium dryopteris var. pumilum
                                             Gymnocarpium heterosporum
                                             Gymnocarpium jessoense
                                               Gymnocarpium jessoense ssp. parvulum
                                             Gymnocarpium robertianum
                                             Gymnocarpium x achriosporum
                                             Gymnocarpium x brittonianum
                                             Gymnocarpium x heterosporum
                                             Gymnocarpium x intermedium
                                     Hemidictyum
                                             Hemidictyum marginatum
                                     Woodsia
                                             Woodsia alpina
                                               Woodsia alpina var. bellii
                                             Woodsia appalachiana
                                             Woodsia cochisensis
                                             Woodsia confusa
                                             Woodsia cystopteroides
                                             Woodsia cystopteroides x phillipsii
                                             Woodsia glabella
                                               Woodsia glabella var. bellii
                                             Woodsia ilvensis
                                               Woodsia ilvensis var. gracilis
                                             Woodsia laetevirens
                                             Woodsia mexicana
                                                   [Woodsia pusilla]
                                             Woodsia mollis
                                             Woodsia neomexicana
                                             Woodsia obtusa
                                               Woodsia obtusa ssp. obtusa
                                               Woodsia obtusa ssp. occidentalis
                                             Woodsia oregana
                                               Woodsia oregana ssp. cathcartiana
                                                     [Woodsia cathcartiana]
                                                     [Woodsia oregana var. cathcartiana]
                                               Woodsia oregana ssp. oregana
                                               Woodsia oregana subsp. cathcartiana
                                               Woodsia oregana var. lyallii
                                               Woodsia oregana var. squammosa
                                             Woodsia phillipsii
                                             Woodsia plummerae
                                             Woodsia scopulina
                                               Woodsia scopulina ssp. appalachiana
                                               Woodsia scopulina ssp. laurentiana
                                               Woodsia scopulina ssp. scopulina
                                               Woodsia scopulina var. appalachiana
                                             Woodsia x abbeae
                                             Woodsia x gracilis
                                             Woodsia x kansana
                                             Woodsia x maxonii
                                             Woodsia x tryonis