Original identification: Ageratina occidentalis
Current identification: Ageratina occidentalis
Photographer: Thomas Belfield
Date Photographed: August 17, 2024
Location: U.S.A., Washington, Yakima County: North Fork of the Ahtanum River
Elevation: 4220 ft.
Coordinates: 46.528647° N, 121.11253° W
Phenology: Flowers
Comments: South facing slope at base of talus slope. Present with Ericameria resinosa and Penstemon richardsonii.