| Family | Stachyuraceae |
| Scientific name | Stachyurus praecox Siebold & Zuccarini var. matsuzakii (Nakai) Makino |
| Synonyms | Stachyurus lancifolius Koidzumi; Stachyurus matsuzakii Nakai; Stachyurus ovalifolius Nakai; Stachyurus praecox Siebold & Zuccarini var. lancifolius (Koidzumi) H. Hara; Stachyurus praecox Siebold & Zuccarini subsp. lancifolius (Koidzumi) Sugimoto; Stachyurus praecox Siebold & Zuccarini subsp. matsuzakii (Nakai) Sugimoto |
| Common name | (Japanese common name) hachijo ki-bushi [Hachijo Island ki-bushi (ki-bushi = Stachyurus praecox Siebold & Zuccarini)], nanban ki-bushi [foreign ki-bushi], enoshima ki-bushi [Enoshima ki-bushi (Enoshima is a coastal area near Kamakura City)] |
| (English common name) none | |
| Distribution | (Japan) Honshu (mainly coastal area of Pacific Ocean side, west of Fukushima Prefecture), Ogasawara Island, Shikoku, Kyushu, Okinawa |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 3-5m. Leaves 10-17cm. Flowers yellow 8-10mm, flowering in March to April. Deciduous. Shrub. |
| Reference | Stachyurus praecox var. matsuzakii |
| Stachyurus praecox Siebold & Zucc. var. matsuzakii (Nakai) Makino | |
| Manufacturing process of tea beverages (US Patent 6797305/2004) | |
| Particulate water absorbing agent, water-absorbent core and absorbing article (WO/2006/109844) |
| March 2007 at Tsukuba Botanical Garden |
March 2007 at Tsukuba Botanical Garden |
March 2007 at Tsukuba Botanical Garden |
| March 2007 at Tsukuba Botanical Garden |
March 2007 at Tsukuba Botanical Garden |
March 2007 at Tsukuba Botanical Garden |