Southwestern United States, Mexico, Central America, South America
South Africa
Mexican oregano,Mediterranean oregano
Osteospermum acanthospermum, Osteospermum amplectens, Osteospermum burttianum
8, 9, 10, 11, 12, 13, 19, 20, 21, 22, 23, 24
8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24