Delphinium burkei Greene × Delphinium diversifolium GreeneAnnotated by Joseph Ewan. Remarks: (exactly interm. acc. to Ewan).
Idaho: Valley County: Near Elk Creek Ranger Station, 15 mi. w. of Cape Horn.
Open gravelly meadow. Upper petals white-lipped, sepals deep blue-purple, essentially alike in size, plants from clusters of roots more fibrous than fleshy; not readily separating. Phenology: Flowers.
C. Leo Hitchcock 14099, Jun 27, 1946
With C. V. Muhlick
IDS, Accession: 2012.009, Barcode: IDS0005583