Ageratina occidentalis
PNW
ID
MT
OR
WA
304 specimens from 21 herbaria:
Idaho (74)
Montana (11)
Oregon (204)
Washington (15)
134 images from 16 herbaria:
BBLM (1)
BLMMD (2)
BOIS (2)
CIC (34)
CRMO (2)
HPSU (4)
ID (42)
IDS (8)
MONT (1)
MONTU (5)
PNNL (1)
PSM (3)
SOC (9)
SRP (10)
VALE (9)
WSTC (1)