Schoenoplectus americanus
PNW
BC
ID
MT
OR
WA
293 specimens from 29 herbaria:
British Columbia (32)
Idaho (62)
Montana (9)
Oregon (68)
Washington (122)
150 images from 26 herbaria:
BBLM (3)
BLMVL (2)
CIC (13)
CIC-SHO (1)
COCC (5)
CRMO (4)
EWU (1)
HPSU (1)
ID (32)
IDS (9)
LEA (1)
MONT (1)
MONTU (4)
NOCA (1)
OSC (4)
PSM (4)
REED (3)
SBLM (1)
SOC (1)
SRP (20)
UBC (1)
VALE (6)
WCW (3)
WS (3)
WTU (7)
WWB (19)