Arnica angustifolia
PNW
AK
BC
MT
OR
WA
208 specimens from 11 herbaria:
Alaska (34)
British Columbia (124)
Montana (31)
Oregon (1)
Washington (1)
59 images from 9 herbaria:
BABY (2)
HPSU (1)
ID (2)
MONT (5)
MONTU (23)
PSM (1)
UAAH (19)
UBC (5)
WTU (1)