North America, United States, Southwestern United States, California, Mexico
Western United States, California, Mexico
Desert, Dry areas
low mountains, Mountain tops, Subtropical climates, Temperate Regions
8, 9, 11, 12, 13, 14, 18, 19, 20, 21, 22, 23
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24