South America, Argentina, Brazil
China, Eastern United States, Japan, Korea
Oxalis acetosella
Oxalis adenophylla
Oxalis albicans
Oxalis alpina
Chinese Wisteria, Japanese wisteria, Silky wisteria, American wisteria
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24