Arnica alpina
PNW
AK
BC
ID
MT
OR
WA
YK
190 specimens from 7 herbaria:
Alaska (130)
British Columbia (1)
Idaho (3)
Montana (6)
Oregon (1)
Washington (3)
Yukon Territory (46)
148 images from 6 herbaria:
ALA (139)
HPSU (1)
MONTU (4)
SRP (2)
UAAH (1)
WTU (1)