Aster hallii Gray × Aster occidentalis (Nutt.) T. & G. ?
Annotated by Almut G. Jones, 1984. Remarks: Aster cf. occidentalis X ? hallii University of Illinois (ILL)

Oregon: Union County: 3 miles east of Union. Elev. 3000 ft.
45.189099° N, 117.809044° W,
Datum: WGS 84. Uncertainty: 6148 meters. Coordinate Source: Digital Map.
Ditch side. Phenology: Flowers.

W. C. Cusick 4905, Aug 27, 1917
WTU, Accession: 117797, Barcode: WTU-V-051149