| Family | Asteraceae (alt. Compositae) |
| Scientific name | Eupatorium lindleyanum de Candolle var. yasushii Tuyama |
| Synonyms | none |
| Common name | (Japanese common name) hama sawa hiyodori (ハマサワヒヨドリ, 浜澤鵯 [meaning: beach cave hiyodori flowers (hiyodori = bulbul birds)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (Seashore area of Kanto region) |
| (Other nations) none | |
| Habitat | Seaside |
| Chromosomal number | unknown |
| Description | Plants electing or creeping 10-20cm tall. Leaves 3-4cm long. Flowers flowering in August to September. Perennial plants. |
| Note | Endemic to Japan |
| August 2007 at Tsukuba Botanical Garden |
August 2007 at Tsukuba Botanical Garden |
August 2007 at Tsukuba Botanical Garden |