Localities documented in Tropicos sources
United States (North America)
Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.
- Munz, P. A. 1974. Fl. S. Calif. 1–1086. University of California Press, Berkeley. http://www.tropicos.org/Reference/1719
C. Michael Hogan marked "Localities documented in Tropicos sources" as hidden on the "Echinocereus engelmannii var. chrysocentrus Engelm. ex Rumpler" page.