Southwestern United States, Texas, Mexico, Central America
Hybrid origin, North America
limestone outcrops, Open Plains
Cold Regions, Dry areas, Dry Forest
Not Available
1a, 1b, 2a, 2b, 3a, 3b, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24