Armoracia rusticana
PNW
AK
BC
ID
MT
OR
WA
47 specimens from 17 herbaria:
Alaska (1)
British Columbia (9)
Idaho (6)
Montana (19)
Oregon (5)
Washington (7)
28 images from 11 herbaria:
EWU (1)
ID (1)
IDE (1)
IDS (2)
MONT (12)
MONTU (5)
NOCA (2)
SOC (1)
SRP (1)
UBC (1)
WWB (1)