China, Eastern United States, Japan, Korea
Hybrid origin
Chinese Wisteria, Japanese wisteria, Silky wisteria, American wisteria
Alternanthera reineckii
Alternanthera sessilis
Alternanthera philoxeroides
Alternanthera bettzickiana
Alternanthera caracasana
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2