| Family | Araliaceae |
| Scientific name | Eleutherococcus spinosus (L.f.) S. Y. Hu |
| Synonyms | Acanthopanax spinosus (L. f.) Miquel; Acanthopanax spinosus (L. f.) Miquel forma espinosus H. Hara; Acanthopanax spinosus (L. f.) Miquel var. inermis Makino; Aralia pentaphylla Thunberg; Eleutherococcus pentaphyllus (Siebold & Zuccarini) Nakai; Panax spinosus L. f. |
| Common name | (Japanese common name) yama-ukogi [mountain ukogi (ukogi = Araliaceae species)], ukogi |
| (English common name) none | |
| Distribution | (Japan) Hokkaido (southeastern region), Honshu |
| (Other nations) Korea, China | |
| Chromosomal number | unknown |
| Description | Plants 2-4m. Leaves 5 leaflets each 3-7cm. Flowers green 4mm, flowering in May. Deciduous. Shrub. |
| Reference | Eleutherococcus spinosus (L. f.) S. Y. Hu |
| Process for producing interferon inducers (US Patent 4469685/1984) |
| May 2007 at lowland forest edge |
May 2007 at lowland forest edge |
May 2007 at lowland forest edge |
| May 2007 at lowland forest edge |
May 2007 at lowland forest edge |
May 2007 at lowland forest edge |