| Family | Oleaceae |
| Tribe | Oleeae |
| Scientific name | Fraxinus sieboldiana Blume |
| Synonyms | Fraxinus mariesii Hooker f.; Fraxinus sieboldiana Blume forma tobana (Honda) Koidzumi; Fraxinus sieboldiana Blume var. barbinervis Nakai; Fraxinus tobana Honda |
| Common name | (Japanese common name) maruba-aodamo (マルバアオダモ, 丸葉青だも [meaning: round leaved blue trunks (exp. only young leaves are round)]) |
| (English common name) Chinese Flowering Ash, Japanese Flowering Ash, Siebold Ash | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Chromosomal number | 2n=46 |
| Description | Plants 5-15m tall. Leaves 10-20cm long, 2 or 3 pairs leaflets each 5-12cm long. Flowers white, flowering in April to May. Deciduous. Arbor trees. |
| Reference | Fraxinus sieboldiana Blume |
| Fraxinus sieboldiana Blume | |
| Soil improver with white-rot fungi and methods of using thereof for plant restoration and recover of heavy metals contaminated soil around abandoned mine area (WIPO Patent WO/2007/111479) |
| April 2008 at Kochi Prefecture Makino Botanical Garden |
April 2008 at Kochi Prefecture Makino Botanical Garden |
April 2008 at Kochi Prefecture Makino Botanical Garden |
| April 2008 at Kochi Prefecture Makino Botanical Garden |
April 2008 at Kochi Prefecture Makino Botanical Garden |