Sisymbrium altissimum
PNW
AK
BC
ID
MT
OR
WA
YK
1295 specimens from 35 herbaria:
Alaska (5)
British Columbia (164)
Idaho (374)
Montana (271)
Oregon (175)
Washington (303)
Yukon Territory (2)
623 images from 30 herbaria:
ALA (6)
BBLM (4)
BOIS (9)
CIC (42)
CIC-PYNF (1)
CIC-SHO (1)
CRMO (9)
EWU (15)
HPSU (4)
ID (114)
IDE (11)
IDS (42)
MONT (56)
MONTU (53)
NOCA (6)
PLU (10)
PNNL (11)
PSM (26)
REED (2)
RM (13)
SOC (14)
SRP (69)
UAAH (1)
UBC (11)
USFS (35)
VALE (4)
WCW (27)
WSTC (2)
WTU (20)
WWB (5)