Alnus incana (L.) Moench × Alnus rubra Bong.
Annotated by F. D. Johnson, 18 Apr 1979.

Idaho: Kootenai County: 1/2 mi. NE Rose Lake Village, on N shore Rose Lake. Elev. 2110 ft.
47.558689° N, 116.466951° W,
Datum: WGS 84. Uncertainty: 1000 meters. Coordinate Source: Digital Map.
Habitat: Abies grandis/ Pachistima h.t., seral, open conifer forest. Associates: Betula papyrifera, Abies grandis, Acer glabrum. Slope%: 2. Exposure:N A. incana pure in nearby Sphragnum bog. Height: 20' D.B.H.: 4" Single stem tree. Phenology: Fertile.

F. Johnson s.n., Oct 5, 1978
ID, Accession: 157140, Barcode: ID077372