| Family | Asteraceae (alt. Compositae) |
| Scientific name | Pertya scandens (Thunberg) Schultz-Bipontinus |
| Synonyms | Erigeron scandens Thunberg; Leucomeris scandens (Thunberg) Schultz-Bipontinus; Pertya glabrescens auct., non Schultz-Bipontinus; Pertya scandens (Thunberg) Schultz-Bipontinus forma maximowicziana Franchet; Pertya scandens (Thunberg) Schultz-Bipontinus forma schultziana Franchet; Pertya scandens (Thunberg) Schultz-Bipontinus var. viridis Nakai |
| Common name | (Japanese common name) nagaba-no-koya-boki (ナガバノコウヤボウキ, 長葉高野箒 [meaning: long leaved koyaboki (koya-boki = Pertya ovata)]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (South of Fukushima Prefecture), Shikoku, Kyushu |
| (Other nations) none | |
| Habitat | Mountane forest edge. |
| Chromosomal number | unknown |
| Description | Plants 0.6-1m tall. Flowers pale yellow 1.5cm long, flowering in August to September. Fruits ca. 7mm long. Deciduous. Shrub. |
| Note | Pertya scandens (Thunb. ex Murray) Sch. Bip. |
| Problems in Pertya Sch.Bip. Compositae Newsletter |
| August 2007 at mountane forest |
August 2007 at mountane forest |
August 2007 at mountane forest |
| August 2007 at mountane forest |