Potamogeton pusillus
PNW
AK
BC
ID
MT
OR
WA
396 specimens from 24 herbaria:
Alaska (6)
British Columbia (75)
Idaho (28)
Montana (64)
Oregon (104)
Washington (117)
173 images from 23 herbaria:
BABY (1)
BBLM-OWY (1)
BLMVL (2)
CIC (6)
EWU (2)
HPSU (35)
ID (19)
IDS (8)
MONT (14)
MONTU (39)
NOCA (2)
OSC (3)
PLU (1)
PSM (1)
REED (1)
SOC (4)
SRP (2)
UAAH (6)
UBC (1)
WCW (1)
WS (1)
WTU (20)
WWB (3)