| Family | Aristolochiaceae |
| Scientific name | Asarum yaeyamense Hatusima |
| Synonyms | Heterotropa yaeyamensis (Hatusima) F. Maekawa ex Y. Maekawa |
| Common name | (Japanese common name) yaeyama-kan-aoi (ヤエヤマカンアオイ, 八重山寒葵 [meaning: Yaeyama Islands winter hollyhock]) |
| (English common name) none | |
| Distribution | (Japan) Okinawa (Iriomote Island) |
| (Other nations) none | |
| Habitat | Mountane forest |
| Chromosomal number | n=13, 2n=26 |
| Description | Plants creeping. Leaves ca. 15cm long. Flowers pale purple or pale green (inside purple), ca. 2-2.5cm across, 12 stamens, 6 stigmas. Evergreen. Perennial plants. |
| Reference | Asarum yaeyamense Hatus. |
| Nipponese Genus Asarum image collection | |
| Note | Endemic to Japan. Rare species. |
| November 2009 at Tsukuba Botanical Garden |
November 2009 at Tsukuba Botanical Garden |