| Family | Hamamelidaceae |
| Scientific name | Hamamelis japonica Siebold et Zuccarini var. bitchuensis (Makino) Ohwi |
| Synonyms | Hamamelis bitchuensis Makino; Hamamelis japonica Siebold et Zuccarini var. glauca |
| Common name | (Japanese common name) atetsu mansaku [Atetsu region mansaku (Atetsu = a local region name)] |
| (English common name) none | |
| Distribution | (Japan) Honshu (Chugoku region), Shikoku |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Leaves 4-10cm. Flowers yellow, flowering in March. Deciduous. Subarbors. |
| Reference | Hamamelis japonica Siebold & Zucc. |
| February 2007 at Koishikawa Botanical Garden |
February 2007 at Koishikawa Botanical Garden |
February 2007 at Koishikawa Botanical Garden |
| January 2007 at Koishikawa Botanical Garden |
| May 2007 at Koishikawa Botanical Garden |
May 2007 at Koishikawa Botanical Garden |