Southwestern United States, Mexico, Central America, South America
Europe, Asia
Stony hillsides
Dry areas, Roadsides, stream banks, Stream side, Waste areas
8, 9, 10, 11, 12, 13, 19, 20, 21, 22, 23, 24
1a, 1b, 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