Polystichum imbricans ssp. imbricans
PNW
BC
ID
OR
WA
172 specimens from 17 herbaria:
British Columbia (6)
Idaho (15)
Oregon (61)
Washington (90)
111 images from 12 herbaria:
BLMMD (1)
HJAEF (1)
HPSU (5)
ID (25)
MONT (1)
NOCA (7)
PLU (9)
REED (4)
SOC (3)
SRP (2)
WTU (49)
WWB (4)