| Family | Alliaceae (also placed in Liliaceae) |
| Scientific name | Allium schoenoprasum L. var. idzuense (H. Hara) H. Hara |
| Synonyms | Allium schoenoprasum var. idzuense forma purpratum |
| Common name | (Japanese common name) idzu asatsuki (イズアサツキ, 伊豆浅葱 [meaning: Idzu Peninsular asatsuki (asatsuki = Allium ledebourianum)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (Miura Peninsular, Idzu Peninsular) |
| (Other nations) none | |
| Habitat | Seaside |
| Chromosomal number | unknown |
| Description | Scapes ca. 30-50cm tall. Flowers pale pink (forma purpratum) or merely white, flowering in June to July. Perennial plants. |
| Note | Endemic to Japan. Rare species. |
| July 2008 at Tsukuba Botanical Garden |
July 2008 at Tsukuba Botanical Garden |