Polystichum imbricans ssp. imbricans
PNW
BC
ID
OR
WA
186 specimens from 18 herbaria:
British Columbia (13)
Idaho (14)
Oregon (62)
Washington (97)
117 images from 14 herbaria:
BLMMD (1)
COCC (1)
HJAEF (1)
HPSU (6)
ID (25)
MONT (1)
NOCA (7)
OSC (1)
PLU (9)
REED (4)
SOC (3)
SRP (2)
WTU (52)
WWB (4)