| Family | Fabaceae (alt. Leguminosae) |
| Scientific name | Lespedeza bicolor Turczaninow |
| Synonyms | Lespedeza bicolor Turczaninow forma acutifolia Matsumura; Lespedeza bicolor Turczaninow var. intermedia Maximovicz; Lespedeza bicolor Turczaninow var. japonica Nakai; Lespedeza bicolor Turczaninow var. sericea Nakai; Lespedeza ionocalyx Nakai; Lespedeza setiloba Nakai; Lespedeza spicata Nakai & F. Maekawa; Lespedeza tobae H. Koidzumi |
| Common name | (Japanese common name) yama-hagi [mountain lespedeza] |
| (English common name) bicolored lespedeza, shrub lespedeza, shrubby lespedeza | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Russia (Far East), Korea, China, Mongolia | |
| Chromosomal number | 2n=22 |
| Description | Plants 2m. Flowers purple 1.3-1.5cm, flowering in June to September. Deciduous. Shrub. |
| Reference | Lespedeza bicolor Turcz. |
| August 2007 at lowland field |
August 2007 at lowland field |
August 2007 at lowland field |
| August 2007 at lowland field |
August 2007 at lowland field |