Tanacetum balsamita
PNW
BC
ID
MT
OR
WA
54 specimens from 11 herbaria:
British Columbia (4)
Idaho (16)
Montana (7)
Oregon (14)
Washington (13)
35 images from 9 herbaria:
CIC (1)
HPSU (1)
ID (5)
IDE (3)
IDS (6)
MONT (5)
MONTU (2)
UBC (1)
WTU (11)