Symphyotrichum boreale
PNW
AK
BC
ID
MT
OR
WA
YK
192 specimens from 17 herbaria:
Alaska (58)
British Columbia (52)
Idaho (21)
Montana (43)
Oregon (1)
Washington (6)
Yukon Territory (11)
113 images from 13 herbaria:
ALA (44)
BABY (1)
ID (18)
IDS (1)
MONT (9)
MONTU (20)
RM (1)
SRP (2)
UAAH (8)
UBC (4)
USFS (1)
WTU (2)
WWB (2)