| Family | Ranunculaceae |
| Subfamily | Ranunculoideae |
| Tribe | Delphinieae |
| Scientific name | Aconitum sachalinense F. Schmidt subsp. yezoense (Nakai) Kadota |
| Synonyms | Aconitum corymbiferum Nakai; Aconitum lucidusculum Nakai; Aconitum macroyezoense Nakai; Aconitum yezoense Nakai; Aconitum yezoense Nakai var. corymbiferum (Nakai) Tamura; Aconitum yezoense Nakai var. macroyezoense (Nakai) Tamura et Namba |
| Common name | (Japanese common name) ezo torikabuto (エゾトリカブト, 蝦夷鳥兜 [meaning: Ezo aconite (Ezo = an old name of Hokkaido)]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido |
| (Other nations) none | |
| Habitat | Mountane forest, field |
| Chromosomal number | 2n=32 |
| Description | Plants electing 100-200cm tall. Leaves 5-28cm wide. Flowers blue 2.5-4cm long, flowering in August to September. Perennial plants. |
| Reference | Aconitum sachalinense F. Schmidt subsp. yezoense (Nakai) Kadota |
| Transdermal delivery system for alkaloids of aconitum species (US Patent 6896898/2005) | |
| Secondary metabolite production via manipulation of genome methylation (WIPO Patent WO/2006/113481) | |
| Note | containing aconitine |
| July 2008 at Hokkaido University Botanical Gardem |
July 2008 at Hokkaido University Botanical Gardem |
July 2008 at Hokkaido University Botanical Gardem |
| July 2008 at Hokkaido University Botanical Gardem |