Alyssum
simplex
PNW
ID
MT
OR
36 specimens from 11 herbaria:
Idaho (2)
Montana (23)
Oregon (11)
20 images from 8 herbaria:
CIC (3)
ID (1)
MONT (6)
MONTU (1)
RM (3)
SOC (1)
SRP (1)
USFS (4)
