Taxa Count: 852
ASPLENIACEAE
ATHYRIACEAE
Aspidium acrostichoides var. schweinitzii
Athyrium filix-foemina
Nephrodium noveboracense
BLECHNACEAE
CIBOTIACEAE
CYATHEACEAE
CYSTOPTERIDACEAE
Cystopteris fragilis var. woodsioides
Gymnocarpium ×brittonianum
DENNSTAEDTIACEAE
Dennstaedtia ordinata var. densa
Microlepia strigosa var. hirta
Pteridium aquilina
DICKSONIACEAE
DRYOPTERIDACEAE
Dryopteris felix-mas
Dryopteris spinulosa var. dilatata
Dryopteris ×boottii
Dryopteris ×leedsii
Polystichum andersonii × Polystichum munitum
Polystichum braunii var. alaskana
Polystichum californicum × Polystichum munitum
Polystichum imbricans × Polystichum lemmonii
Polystichum imbricans × Polystichum munitum
Polystichum imbricans × Polystichum scopulinum
Polystichum lemmonii × Polystichum scopulinum
Polystichum lonchitis × Polystichum scopulinum
Polystichum mohrioides × Polystichum scopulinum
Polystichum munitum × Polystichum scopulinum
EQUISETACEAE
Equisetum arvense × Equisetum fluviatile
Equisetum fluviatile × Equisetum palustre
Equisetum hiemale var. californicum
Equisetum sylvaticum var. praecox
Equisetum ×ferrissii
Equisetum ×litorale
Equisetum ×mackaii
Equisetum ×nelsonii
Hippochaete prealta var. affinis
GLEICHENIACEAE
HEMIDICTYACEAE
HYMENOPHYLLACEAE
ISOETACEAE
Isoetes bolanderi × Isoetes echinospora
Isoetes bolanderi × Isoetes occidentalis
Isoetes echinospora × Isoetes occidentalis
LINDSAEACEAE
LONCHITIDACEAE
LYCOPODIACEAE
Diphasiastrum alpinum × Diphasiastrum sitchense
Huperzia miyoshiana × Huperzia occidentalis
Lycopodium alpinum × Lycopodium sitchense
Lycopodium aquilupianum
Lycopodium complanatum var. chamicyparissus
Lycopodium complanatum × Lycopodium sitchense
Lycopodium inundatum var. bigelovii
Lycopodium sabinaefolium
Lycopodium selago var. appressum
Lycopodium ×habereri
LYGODIACEAE
MARATTIACEAE
MARSILEACEAE
NEPHROLEPIDACEAE
OLEANDRACEAE
ONOCLEACEAE
OPHIOGLOSSACEAE
Botrychium echo × Botrychium hesperium
Botrychium hesperium × Botrychium lanceolatum
Botrychium lanceolatum subsp. viride
Botrychium matricariaefolium
Botrychium michiganense × Paradoxum w.
Botrychium venulosum
Botrychium viride
Ophioderma pendula
OSMUNDACEAE
POLYPODIACEAE
Adenophorus haalillioanus
Phymatodes exigua
Pleopeltis polypodioides subsp. michauxiana
Polypodium aspleniifolium
Polypodium glycyrrhiza × Polypodium scouleri
Polypodium glycyrrhiza × Scouleri hook.
Polypodium schnoodes
PSILOTACEAE
PTERIDACEAE
Gymnogramme triangularis
Pellaea andromedaefolia
Pellaea pullaea
Pentagramma triangularis var. triangularis
SALVINIACEAE
SCHIZAEACEAE
SELAGINELLACEAE
Selaginella watsoni
TECTARIACEAE
THELYPTERIDACEAE
WOODSIACEAE