| Family | Alliaceae (also placed in Liliaceae) |
| Scientific name | Ipheion uniflorum (R. C. Graham) Rafinesque |
| Synonyms | Beauverdia uniflora (Lindley) Herter; Brodiaea uniflora (Lindley) Engler; Hookera uniflora (Lindley) Kuntze; Leucocoryne uniflora (Lindley) Greene; Milla uniflora Graham; Tristagma uniflora (Lindley) Traub; Triteleia uniflora Lindley |
| Common name | (Japanese common name) hana nira (ハナニラ, 花韮 [meaning: flowering nira (nira = Allium tuberosum)]) |
| (English common name) Spring starflower | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) [native] Argentina, Uruguay | |
| Chromosomal number | 2n=12, 4n=24 |
| Description | Leaves 10-25cm long. Flowers white or pale purple 3cm across, flowering in March to April. Perennial plants. |
| Reference | Ipheion uniflorum (Graham)Raf. |
| Ipheion uniflorum (Lindl.) Raf. | |
| Anti-proliferative preparations (US Patent 6342254/2002) | |
| Anti proliferative preparations (US Patent 6635287/2003) | |
| Methods of inhibiting proliferation of cells (US Patent 20060269625) | |
| Note | Naturalized plants. Introduced as a garden flower in late 19th. |
| March 2007 at Hibiya Park |
March 2007 at Koishikawa Botanical Garden |
March 2007 at Tsukuba Botanical Garden |