| Family |
Dioscoreaceae |
| Scientific name |
Dioscorea tokoro Makino |
| Synonyms |
Dioscorea saidae R. Knuth; Dioscorea wichurae Uline ex R. Knuth; Dioscorea yokusai Prain & Burkill |
| Common name |
(Japanese common name) oni-dokoro (オニドコロ, 鬼野老 [meaning: tiger tokoro (tokoro = eatable roots)]) |
| (English common name) none |
| Distribution |
(Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) China |
| Habitat |
Forest edge |
| Chromosomal number |
2n=20 |
| Description |
Leaves 5-11cm wide. Flowers pale green, male tepals 1mm long, flowering in July to August. Fruits 18mm long. Vine. Perennial plants. |
| Reference |
Dioscorea tokoro Makino |
| Dioscorea tokoro Makino |
| Steroid saponins (US Patent 4482706/1984) |
| Macrolide compounds (US Patent 5057536/1991) |
| Macrolide compounds (US Patent 5108992/1992) |
| Method of cultivating animal or plant cells (US Patent 5180676/1993) |
| Pharmaceutical composition and preparation for the treatment of snoring and the use thereof (US Patent 5565201/1996) |
| Herbal compositions for prostate conditions (US Patent 6790464/2004) |
| Sapogenin-based treatment (US Patent 7008929/2006) |
| Hair treatment composition and hair cosmetic for damaged hair (US Patent 20060165636) |
| Cosmetic composition and production thereof (US Patent 20060018867) |
