Central America, South America
Hybrid origin, North America, Central America, South America
All sorts of environments, Along Railroads, Banks, Moist Ditches, Roadsides, rocky banks of streams
Fields, Homesteads
21,22
A1, A2, A3, H1, H2, 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