Aira praecox
PNW
BC
OR
WA
429 specimens from 21 herbaria:
British Columbia (208)
Oregon (52)
Washington (169)
74 images from 17 herbaria:
CIC (1)
COCC (2)
HPSU (5)
ID (1)
LEA (1)
MORA (1)
NOCA (4)
OSC (3)
PLU (9)
PSM (7)
REED (7)
SAJH (4)
SOC (4)
SRP (1)
UBC (6)
WS (7)
WTU (11)