Achillea ptarmica
PNW
AK
BC
MT
OR
YK
24 specimens from 12 herbaria:
Alaska (7)
British Columbia (5)
Montana (4)
Oregon (6)
Yukon Territory (2)
13 images from 8 herbaria:
ALA (2)
BABY (1)
IDE (1)
MONT (2)
MONTU (2)
UAAH (3)
UBC (1)
WTU (1)