BLADES: hairy adaxially. NOTES: See also parent taxon for a further description Along streams and/or bases of boulders in mesic canyon bottoms: Gila, Mohave, Pima, Pinal, Yavapai cos. (Fig. 1); 800–1100 m (2700–3600 ft); CA, AZ; Mex. REFERENCES: Yatskievych, G. and M.D. Windham. Vascular Plants of Arizona: Thelypteridaceae. CANOTIA 5 (1): 49–52, 2009.