Zostera marina
PNW
AK
BC
OR
WA
382 specimens from 18 herbaria:
Alaska (110)
British Columbia (157)
Oregon (29)
Washington (86)
98 images from 14 herbaria:
ALA (56)
CIC (1)
EWU (2)
ID (3)
IDS (2)
LEA (1)
PSM (2)
REED (1)
SRP (1)
UAAH (3)
UBC (5)
WCW (10)
WTU (9)
WWB (2)