| Family | Asteraceae (alt. Compositae) |
| Scientific name | Senecio nemorensis L. |
| Synonyms | Senecio ganpinensis Vaniot; Senecio kematogensis Vaniot; Senecio nemorensis L. var. octoglossus (A. de Candolle) Koch ex Ledebour; Senecio nemorensis L. var. subinteger Hara; Senecio nemorensis L. var. taiwanensis (Hayata) Yamamoto; Senecio nemorensis L. var. turczaninowii (A. de Candolle) Komarov; Senecio octoglossus A. de Candolle; Senecio sarracenicus L.; Senecio sarracenicus Linnaeus var. turczaninowii (A. de Candolle) Nakai; Senecio taiwanensis Hayata; Senecio tozanensis Hayata; Senecio turczaninowii A. de Candolle |
| Common name | (Japanese common name) ki-on [yellow si-on (si-on = Aster tataricus)] |
| (English common name) alpine ragwort, wood ragwort | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Russia, Korea, China, Taiwan, Mongolia, Europe | |
| Chromosomal number | n=20, 2n=40 |
| Description | Plants 50-100cm. Flowers yellow 17-25mm, flowering in August to September. |
| Reference | Senecio nemorensis L. |
| Coating-type antimicrobial composition, antimicrobial coating film, filter, and electric air-quality conditioning equipment (US Patent 20060008539) | |
| Remedies (US Patent 20060039998) | |
| Note | Many authors describe that Senecio nemorensis L. is a synonym of Senecio ovatus (P. Gärtner, B. Meyer & Scherbius) Willdenow (syn. Senecio fuchsii C. C. Gmelin; Senecio nemorensis L. subsp. fuchsii (C. C. Gmelin) Cesati). |
| August 2006 at high mountain |
August 2006 at high mountain |
August 2006 at high mountain |
| August 2006 at high mountain |
August 2006 at high mountain |
August 2006 at high mountain |