Athyrium filix-femina ssp. cyclosorum
PNW
AK
BC
ID
MT
OR
WA
YK
593 specimens from 20 herbaria:
Alaska (43)
British Columbia (51)
Idaho (104)
Montana (24)
Oregon (197)
Washington (172)
Yukon Territory (2)
294 images from 17 herbaria:
ALA (3)
BABY (1)
BLMMD (1)
CIC (6)
HPSU (2)
ID (19)
IDS (2)
MONTU (18)
NOCA (2)
SOC (1)
SRP (19)
UAAH (4)
UBC (14)
VALE (2)
WCW (5)
WTU (194)
WWB (1)