USA, Arizona, Santa Cruz County, Ca. 500 m S of Peacock Rd. along frontage road of I-19. Near entrance to organic farm. Ca. 5 mi N of Rio Rico just N of Nogales.
31.50611 -111.008917
31d 30m 22s N; 111d 0m 32.1s W
1055 meters
3460ft.
Disturbed desert grassland with oaks; common along roadside.