Equisetum laevigatum
PNW
BC
ID
MT
OR
WA
812 specimens from 34 herbaria:
British Columbia (68)
Idaho (223)
Montana (129)
Oregon (166)
Washington (226)
590 images from 31 herbaria:
BBLM (3)
BBLM-OWY (1)
BLMVL (2)
BOIS (8)
CIC (56)
CRMO (2)
EWU (17)
HPSU (2)
ID (62)
IDE (16)
IDS (40)
IFBLM (2)
MONT (35)
MONTU (61)
NOCA (2)
OSC (69)
PLU (4)
PSM (18)
REED (2)
SBLM (1)
SEF (1)
SOC (7)
SRP (46)
TFBLM (1)
UBC (6)
VALE (8)
WCW (9)
WS (6)
WTU (97)
WWB (4)
iDE (2)