Lichen Flora of the Greater Sonoran Desert Region (Tempe) 3: 68 (2007).
Type locality: USA, Arizona, Yavapai County, c. 5 km SE of Campe Verde, N side of a boulder (basalt), 1200 m, 11.3.2003, B. Owe-Larsson 8763 (UPS - holotype).
Type locality coordinates: 34°28'08"N, 111°43'13"W.