Thelypodium
howellii
PNW
OR
WA
70 specimens from 11 herbaria:
Oregon (67)
Washington (3)
25 images from 9 herbaria:
CIC (2)
HPSU (1)
ID (3)
PLU (1)
SOC (3)
VALE (1)
WS (2)
WTU (11)
WWB (1)
