North America, United States, Western United States, Southwestern United States, Mexico
Southeastern United States, South-Central United States, Texas
Dry areas
Grassland, Hillside, Humid climates, Roadsides, Woods
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 14, 18, 19, 20, 21
2a, 2b, 3a, 10, 11, 12, 13