Ligusticum
tenuifolium
PNW
ID
MT
OR
WA
242 specimens from 14 herbaria:
Idaho (121)
Montana (69)
Oregon (50)
Washington (2)
205 images from 14 herbaria:
BOIS (5)
CIC (23)
CIC-PYNF (2)
HPSU (3)
ID (46)
IDS (15)
LEA (1)
MONT (6)
MONTU (55)
OSC (23)
SRP (17)
WS (1)
WTU (6)
WWB (2)