Polystichum
californicum
PNW
BC
OR
WA
44 specimens from 9 herbaria:
British Columbia (7)
Oregon (24)
Washington (13)
35 images from 6 herbaria:
BLMMD (1)
HPSU (1)
PSM (2)
SOC (16)
UBC (6)
WTU (9)
