Hyoscyamus niger
PNW
BC
ID
MT
OR
WA
242 specimens from 20 herbaria:
British Columbia (5)
Idaho (94)
Montana (104)
Oregon (16)
Washington (23)
141 images from 13 herbaria:
BBLM (1)
BOIS (1)
CIC (4)
CRMO (3)
ID (23)
IDE (10)
IDS (19)
MONT (46)
MONTU (18)
NOCA (4)
RM (1)
SRP (7)
WWB (4)