Lupinus hillii Greene var. osterhautianus (C.P.Sm.) Harmon

A low-growing perennial lupine of questionable status. Previously recognized as a full species, it is now often subsumed in Lupinus argenteus within var. hillii. Found in the forested uplands near the Grand Canyon.

Plant habit on Kaibab Plateau near Mud Lake, Kaibab Plateau, Coconino County, Arizona, 8 Aug 2006.

Flowers on Kaibab Plateau, 8 Aug 2006.

A vegetative rosette on Kaibab Plateau, 8 Aug 2006.