Erigeron subtrinervis
PNW
BC
ID
MT
WA
144 specimens from 15 herbaria:
British Columbia (22)
Idaho (38)
Montana (32)
Washington (52)
92 images from 11 herbaria:
ID (24)
IDS (4)
LEA (1)
MONT (8)
MONTU (14)
PSM (1)
SRP (7)
UBC (6)
WCW (1)
WTU (25)
WWB (1)