U.S.A., Arizona, Pima, Mica picnic area Saguaro National Park, Tuscon, Arizona.
32.211399 -110.724197 WGS84
32.2113991° N, -110.7241974° W
854 meters
2800 ft.
Saguaro, cholla, and mesquite habitat. Igneous, rocky soil.
Syn=Acarospora chlorophanum Det. R. Rosentreter Mar 1991 [Acarospora chlorophana (Whalenb. Ex Ach.) Massal.] Contains 14b Xanthoparmelia plittii and 14c Caloplaca. Interesting x-section of Pleopsidium in the rock. Substrate: Saxicolous.