Hybrid origin, China
Southern Asia, India, Melanesia, Australia
Cold Regions, Loamy soils
Warm soil, Warmer regions
H1, 1a, 1b, 2a, 2b, 3a, 3b, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24