Asclepias cryptoceras
PNW
ID
OR
WA
181 specimens from 14 herbaria:
Idaho (81)
Oregon (97)
Washington (3)
124 images from 12 herbaria:
BBLM (3)
BBLM-OWY (2)
CIC (37)
ID (17)
IDS (10)
OSC (25)
SOC (1)
SRP (12)
TFBLM (1)
VALE (5)
WCW (1)
WTU (10)