Woodsia pusilla var. cathcartiana (B.L. Robinson) T.M.C. Taylor
Woodsia pusilla var. cathcartiana (B.L. Robinson) T.M.C. Taylor is a synonym sensu FNA Ed. Comm., 1993 of:
Woodsia oregana subsp. cathcartiana (B.L. Robinson) Windham, an accepted subspecies name sensu FNA Ed. Comm., 1993.