What is "ixeridium"

Ixeridium is a genus of Asian flowering plants in the dandelion family.

1. Ixeridium aculeolatum C.Shih - Tibet
2. Ixeridium alpicola (Takeda) Pak & Kawano - Japan
3. Ixeridium beauverdianum (H.Lév.) Spring. - Bhutan, Japan, Nepal, Thailand, Vietnam, China
4. Ixeridium biparum C.Shih - southern China
5. Ixeridium dentatum (Thunb. ex Thunb.) Tzvelev - Kuril Islands, China, Japan, Korea, Philippines,
6. Ixeridium gracile (DC.) Pak & Kawano - Nepal, Bhutan, Sikkim, Assam, Tibet, Yunnan
7. Ixeridium kurilense Barkalov - Kuril Islands
8. Ixeridium laevigatum (Blume) Pak & Kawano - China, Japan, Korea, Assam, Philippines, Indochina, Malaysia, Indonesia, New Guinea
9. Ixeridium parvum (Kitam.) Pak & Kawano - Kyushu
10. Ixeridium sagittarioides (C.B.Clarke) Pak & Kawano - Yunnan, Bhutan, India, Myanmar, Nepal, Thailand
11. Ixeridium sandsii D.J.N.Hind & R.J.Johns - New Guinea
12. Ixeridium siamense (Kerr) Pak & Kawano - Thailand
13. Ixeridium subacaule (J.Kost.) Pak & Kawano - New Guinea
14. Ixeridium transnokoense (Sasaki) Pak & Kawano - Taiwan
15. Ixeridium yakuinsulare (Yahara) Pak & Kawano - Kyushu
16. Ixeridium yunnanense C.Shih - Yunnan