| Family | Apiaceae (alt. Umbelliferae) |
| Scientific name | Cicuta virosa L. |
| Synonyms | Cicuta cellulosa Gilibert; Cicuta aquatica (Lamarck) Dumotier; Cicuta mackenzieana Raup; Cicuta nipponica Franchet; Cicuta virosa L. var. classica Koso-Poljansky; Cicuta virosa L. var. latisecta Koso-Poljansky; Cicutaria aquatica Lamarck; Selinum virosum (L.) E.H. Krause; Sium cicuta Weber |
| Common name | (Japanese common name) doku-zeri (ドクゼリ, 毒芹 [poison seri (seri = Oenanthe javanica subsp. stolonifera)]) |
| (English common name) cowbane, European water hemlock, water hemlock | |
| Distribution | (Japan) Hokkaido, Honshu, Kyushu |
| (Other nations) Russia, Korea, China, Mongolia, India, Caucasus. Europa, Canada | |
| Habitat | Swamp |
| Chromosomal number | 2n=22, 44 |
| Description | Plants ca. 100cm tall. Leaves 3-8cm long, 5-20cm wide. Flowers white, flowering in June to August. Perennial plants. |
| Reference | Cicuta virosa L. |
| Cicuta virosa L. | |
| Therapeutical composition (US Patent 4104373/1978) | |
| Method and topical formulation for treating headaches (US Patent 20060165812) | |
| Note | Cicuta virosa L. invloves Cicutoxin and Cicutin. |
| June 2007 at Kasumigaura Water Plants Garden |
June 2007 at Kasumigaura Water Plants Garden |
June 2007 at Kasumigaura Water Plants Garden |
| June 2007 at Kasumigaura Water Plants Garden |
June 2007 at Kasumigaura Water Plants Garden |
June 2007 at Kasumigaura Water Plants Garden |
| June 2007 at Kasumigaura Water Plants Garden |