T. R. Van Devender, A. L. Reina-G., M. A. Dimmit & Loyola-R. [T. R. VD.] 2006-1194
Locality
Mpio. Álamos, Barranca Pozo Azul above junction with Arroyo Santa Bárbara, ca 3 km S of Rancho Santa Bárbara (ENE of Álamos), oak woodland with tropical elements, alt. 900 m elev.