Poteridium annuum
PNW
BC
ID
MT
OR
WA
431 specimens from 29 herbaria:
British Columbia (31)
Idaho (139)
Montana (29)
Oregon (153)
Washington (79)
369 images from 25 herbaria:
BBLM (1)
BLMMD (1)
BOIS (1)
CIC (14)
CIC-PYNF (1)
COCC (3)
EWU (2)
HPSU (9)
ID (52)
IDE (6)
IDS (11)
MONT (4)
MONTU (14)
NOCA (2)
OSC (66)
PLU (1)
PSM (5)
SEF (1)
SOC (11)
SRP (24)
UBC (3)
WCW (1)
WS (52)
WTU (83)
WWB (1)