Southern Africa, South Africa
Southwestern United States, Mexico
Sandy areas, Semi arid regions, Semi desert
coastal environs, Coastal sand dunes, mild coastal areas
8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24