| Family | Rhamnaceae |
| Scientific name | Berchemiella berchemiaefolia (Makino) Nakai |
| Synonyms | Berchemia berchemiaefolia (Makino) Koidzumi; Berchemiella koreana Nakai; Rhamnella berchemiaefolia Makino |
| Common name | (Japanese common name) yokogura-no-ki (ヨコグラノキ, 横蔵の木 [meaning: Mt. Yokogura tree]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (south of Miyagi Prefecture), Shikoku, Kyushu |
| (Other nations) Korea | |
| Chromosomal number | unknown |
| Description | Plants 10m tall. Leaves 8-13cm long, 3-5cm wide. Flowers yellow 3mm, flowering in June. Fruits dark red 8mm. Deciduous. Subarbor trees. |
| Reference | Rhamnella berchemiaefolia Makino |
| Berchemiella Nakai | |
| Isolation and characterization of microsatellite loci in the endangered tree Berchemiella wilsonii var. pubipetiolata and cross-species amplification in closely related taxa | |
| Note | Rare species. |
| June 2008 at Kochi Prefecture Makino Botanical Garden |
June 2008 at Kochi Prefecture Makino Botanical Garden |
June 2008 at Kochi Prefecture Makino Botanical Garden |
| June 2008 at Kochi Prefecture Makino Botanical Garden |
June 2008 at Kochi Prefecture Makino Botanical Garden |
June 2008 at Kochi Prefecture Makino Botanical Garden |
| June 2008 at Kochi Prefecture Makino Botanical Garden |
June 2008 at Kochi Prefecture Makino Botanical Garden |