| Family | Rhamnaceae |
| Scientific name | Rhamnus japonica Maximovicz |
| Synonyms | Rhamnus globosus Siebold & Zuccarini, non Bunge; Rhamnus japonica Maximovicz var. decipiens Maximovicz |
| Common name | (Japanese common name) kuro-ume-modoki (クロウメモドキ, 黒梅擬 [meaning: black ume-modoki (ume-modoki = Ilex serrata Thunberg ex Murray)]) |
| (English common name) Japanese buckthorn | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 2-6m tall. Leaves 2-8cm long. Flowers yellow corollas ca. 4mm across, flowering in April to May. Deciduous. Shrub. |
| Reference | Rhamnus japonica Maxim. |
| Food composition containing antimicrobial plant distillate (US Patent 5525340/1996) | |
| Cosmetic composition and production thereof (US Patent 20060018867) |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |
| December 2005 at Tsukuba Botanical Garden |
December 2005 at Tsukuba Botanical Garden |
| January 2008 at Tsukuba Botanical Garden |
January 2008 at Tsukuba Botanical Garden |
January 2008 at Tsukuba Botanical Garden |