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Heteroscyphus balnetii

Isoetes tegetiformans

Colchicum kesselringii

Trichomanes punctatum

Isoetes piedmontana

Isoetes riparia

Isoetes nuttallii

Trichomanes lineolatum

Echinocereus platyacanthus

Danaea jenmanii

Dichanthelium multiglandulosum

Dichanthelium thermale subsp. thermale

Lycopodium sabinaefolium

Trichomanes rigidum

Marsilea villosa

Marattia douglasii

Ophioglossum nudicaule

Least adderstongue

Ophioglossum petiolatum

Longstem adderstongue

Pilularia americana

American pillwort

Colchicum triphyllum