Collected
08 March 1994.
Arizona, United States
Locality: Foothills of Santa Rita Mts. along road from I-19 to U.S. 83, ca. 10 mi. E of I-19. Elevation ca. 4000 ft.
Environment description: Semidesert grassland with Prosopis velutina, Agave palmeri, Eysenhardtia orthocarpa, Opuntia spp., Mimosa dysocarpa, grasses.
Number of plants sampled: 4