Southwestern United States, Mexico, Central America, South America
North America, Europe, Western Asia
Mexican oregano,Mediterranean oregano
lupulus , cordifolius , lupuloides , neomexicanus , pubescens
8, 9, 10, 11, 12, 13, 19, 20, 21, 22, 23, 24
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21