| Family | Caprifoliaceae |
| Scientific name | Weigela decora (Nakai) Nakai |
| Synonyms | Diervilla decora Nakai |
| Common name | (Japanese common name) nishiki-utsugi [two colors utsugi (utsugi = a tree which has empty body)] |
| (English common name) none | |
| Distribution | (Japan) Honshu (south of Miyagi Prefecture, north of Nara Prefecture), Shikoku (mainly in Pacific Ocean side) |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 2-5m. Leaves 5-10cm length. Flowers white to red corollas 2.5-3.5cm, flowering in May to June. Deciduous. Shrub. |
| Reference | Weigela decora (Nakai) Nakai |
| May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |
| May 2007 at Tsukuba Botanical Garden |