Iris tenax
PNW
OR
WA
493 specimens from 23 herbaria:
Oregon (443)
Washington (50)
328 images from 20 herbaria:
CIC (3)
COCC (11)
EWU (1)
HJAEF (1)
HJAEFB (1)
HPSU (42)
ID (17)
IDS (1)
LINF (34)
MONT (2)
OSC (152)
PLU (5)
PSM (7)
REED (7)
SOC (15)
SRP (7)
WCW (6)
WS (4)
WTU (6)
WWB (6)