Petrophytum hendersonii
PNW
WA
65 specimens from 10 herbaria:
Washington (65)
No County (11)
Clallam (23)
Grays Harbor (9)
Jefferson (7)
King (2)
Mason (11)
needs research (2)
14 images from 7 herbaria:
HPSU (1)
IDS (1)
PLU (2)
PSM (5)
WCW (1)
WTU (3)
WWB (1)