| Family | Oleaceae |
| Tribe | Oleeae |
| Scientific name | Chionanthus retusus Lindley & Paxton |
| Synonyms | Chionanthus chinensis Maximovicz; Chionanthus coreana H. Léveillé; Chionanthus duclouxii Hickel; Chionanthus retusa Lindley & Paxton; Chionanthus retusa Lindley & Paxton var. coreanus (H. Léveillé) Nakai; Chionanthus retusus Lindley & Paxton var. coreana Nakai Chionanthus retusus Lindley & Paxton var. fauriei H. Léveillé; Chionanthus retusus Lindley & Paxton var. mairei H. Léveillé; Chionanthus retusus Lindley & Paxton var. serrulatus (Hayata) Koidzumi; Chionanthus serrulatus Hayata; Linociera chinensis Fischer ex Maximovicz |
| Common name | (Japanese common name) hitotsuba-tago (ヒトツバタゴ, 一葉田子 [meaning: one leaf tago (tago = Fraxinus japonica Blume)]), nanjya-monjya (ナンジャモンジャ [meaning: What's that?]) |
| (English common name) Chinese fringe tree | |
| Distribution | (Japan) Honshu (Central region) |
| (Other nations) Korea, China, Taiwan | |
| Chromosomal number | 2n=46 |
| Description | Plants 2-3m tall. Leaves 4-8cm long. Flowers yellow corollas 2.5cm across, flowering in March to April. Deciduous. Shrub. |
| Reference | Chionanthus retusus Lindl. & Paxton |
| Chionanthus retusus Lindley & Paxton | |
| Foliar fertilizer and method for using the same (US Patent 6475258/2002) | |
| Juvenile Hormone Analogs for Control of Leafhopper and Treehopper Pests (US Patent 20070225338) | |
| Hair or skin treating agent containing an extract of an Oleaceae family plant (WIPO Patent WO/2007/000214) |
| May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |
May 2007 at Tsukuba Botanical Garden |
| May 2005 at Okachimachi Park |
May 2005 at Okachimachi Park |
May 2005 at Okachimachi Park |
| December 2007 at Ibaraki Prefecture Botanical Garden |