Hyoscyamus niger
PNW
BC
ID
MT
OR
WA
203 specimens from 21 herbaria:
British Columbia (6)
Idaho (80)
Montana (79)
Oregon (16)
Washington (22)
165 images from 17 herbaria:
BBLM (1)
BOIS (1)
CIC (4)
COCC (1)
CRMO (3)
ID (24)
IDE (10)
IDS (19)
IFBLM (2)
MONT (46)
MONTU (18)
NOCA (4)
OSC (6)
SRP (9)
TFBLM (1)
WS (12)
WWB (4)