Pterygoneuron ovatum
Annotated by A.J.G..

Washington: Whitman County: Pullman.
46.73139° N, 117.17861° W,
Datum: WGS 84. Uncertainty: 5639 meters. Coordinate Source: GeoLocate.
On clay in garden. Issued by A.J. Grout, Ph. D. Type specimen (basionym and designation not recorded).

F. L. Pickett 338, Mar 1938
WTU, Barcode: WTU-B-073056