holotype MEXU isotype ANSM isotype ENCB isotype GH isotype LL isotype MICH isotype NY isotype UC isotype WIS
Distribution Of Types
Sierra Madre Oriental: Mun. Bustamante, 18 km by winding road SE of Bustamante toward La Presita and Tula, 23°20'N, 99°40'W, ca. 1700 m, gypseous limestone slope, Tamaulipas (Mexico, Northern America)