Erigeron tweedyi
PNW
ID
MT
109 specimens from 15 herbaria:
Idaho (66)
Montana (43)
83 images from 11 herbaria:
BBLM (2)
CIC (6)
ID (33)
IDS (6)
LEA (1)
MONT (10)
MONTU (19)
SRP (2)
USFS (2)
WTU (1)
WWB (1)