| Family | Aristolochiaceae |
| Scientific name | Aristolochia kaempferi Willdenow |
| Synonyms | Aristolochia chrysops (Stapf) E. H. Wilson ex Rehder; Aristolochia dabieshanensis C. Y. Cheng & W. Yu; Aristolochia heterophylla Hemsley; Aristolochia kaempferi Willdenow forma heterophylla S. M. Hwang; Aristolochia kaempferi Willdenow forma mirabilis S. M. Hwang; Aristolochia mollis Dunn; Aristolochia neolongifolia J. L. Wu & Z. L. Yang; Isotrema chrysops Stapf; Isotrema heterophyllum (Hemsley) Stapf; Isotrema lasiops Stapf |
| Common name | (Japanese common name) oh-ba uma-no-suzu-kusa (オオバウマノスズクサ, 大葉馬鈴草 [meaning: large leaves horse bells weed]) |
| (Chinese common name) yi ye ma dou ling (異葉馬兜鈴) | |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Kanto region), Shikoku, Kyushu |
| (Other nations) China, Taiwan | |
| Habitat | Forest edge |
| Chromosomal number | 2n=32 |
| Description | Plants 2-3m long. Leaves 8-15cm wide. Flowers ca. 2cm long, flowering in May to June. Fruites 5-7cm long. Wooden vine. Perennial plants. |
| Reference | Aristolochia kaempferi Willd. |
| Aristolochia kaempferi Willdenow | |
| Aristolochia sensu lato (Aristolochiaceae) | |
| Chloroplast DNA variation and geographical structure of the Aristolochia kaempferi group (Aristolochiaceae) | |
| Aristolochia alert for practitioners | |
| Process for extracting aristolochic acids (US Patent 4162255/1979) | |
| Sustained release hair growth composition (US Patent 6255313/2001) |
| April 2011 at my home |
April 2011 at my home |
April 2011 at my home |
| (Variegata) |
| April 2011 at my home |