Thelypteris nevadensis (Baker) Clute ex C.V. Morton
[= Parathelypteris nevadensis]

Idaho: Clearwater County: [locality and coordinates withheld; status in Idaho: S1 (Critically Imperiled; IDNHP)],
Wet, partially-shaded, seepage. In Thuja plicata/Asarum caudatum habitat type; southwest aspect; 10-15% slope, mucky soils with high silt content; with Equisetum sylvaticum, Sencio triangularis, Adiantum pedatum, Boykinia major, Habinaria saccata, Veratrum viride, Coptis occidentalis, Smilacina stellata, Asarum caudatum, and Taxus brevifolia. Locally abundant within this seepage. Perennial fern, very delicate and light green color, up to 7 dm tall. Only known location of this fern in Idaho- a Pacific Coastal disjunct. Phenology: Fertile.

Christine C. Lorain 1983, Aug 2, 1989
ID, Accession: 102870, Barcode: ID145494