| Family | Aceraceae |
| Scientific name | Acer distylum Siebold & Zuccarini |
| Synonyms | none |
| Common name | (Japanese common name) hitotsu-ba kaede [simple leaf maple], maru-ba kaede [round leaf maple] |
| (English common name) none | |
| Distribution | (Japan) Honshu (north of Kinki region) |
| (Other nations) none | |
| Chromosomal number | unknown |
| Description | Plants 5-10m tall. Leaves 10-20cm long. Flowers pale green inflorescences 7-10cm long, flowering in May to June, fruits 3-3.5cm. Deciduous. Arbor trees. |
| Reference | Acer distylum Siebold & Zucc. |
| Method for manufacturing a tonic composition for man and other animals (US Patent 4059695/1977) |
| May 2008 at Tsukuba Botanical Garden |
May 2008 at Tsukuba Botanical Garden |
May 2008 at Tsukuba Botanical Garden |