Potamogeton foliosus
PNW
AK
BC
ID
MT
OR
WA
364 specimens from 24 herbaria:
Alaska (7)
British Columbia (50)
Idaho (44)
Montana (38)
Oregon (107)
Washington (116)
184 images from 22 herbaria:
BABY (2)
BBLM (1)
BBLM-OWY (1)
BLMVL (15)
CIC (23)
EWU (1)
HPSU (10)
ID (16)
IDS (5)
MONT (6)
MONTU (26)
OSC (4)
PLU (4)
PSM (2)
SEF (1)
SOC (1)
SRP (6)
TFBLM (1)
UAAH (5)
UBC (1)
WTU (34)
WWB (19)