Plant Details

Accepted name:: Dioscorea polystachya Turcz. [Dioscoreaceae]
More about this plant:: Plants of the World Online
Source:: World Checklist of Vascular Plants

Non-scientific name:	Class of name:	Medicinal source:
chinese yam	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018) U.S. Pharmacop. USP 39 (2016)
chinese-potato	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999) U.S. Pharmacop. USP 39 (2016)
chinesische yams	Other	U.S. Pharmacop. USP 39 (2016)
chinesische yamswurzel	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999) U.S. Pharmacop. USP 39 (2016)
cinnamon vine	Other	U.S. FDA Substance Registration System (2016) U.S. Pharmacop. USP 39 (2016)
cinnamon yam	Other	U.S. Pharmacop. USP 39 (2016)
cinnamon-vine	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999)
common yam	Other	U.S. Pharmacop. USP 39 (2016)
dioscorea polystachya rhizome	Other	U.S. Pharmacop. USP 39 (2016)
dioscorea rhizome	Other	Japanese Pharmacop., 15th edn. (2006) Japanese Pharmacop., 16th edn. (2012) Japanese Pharmacop., 17th edn. (2016-2019) Korean Pharmacop., 10th edn. (MFDS, 2012) Korean Pharmacop., 9th edn. (2007)
dioscoreae rhizoma	Pharmaceutical	Japanese Pharmacop., 15th edn. (2006) Japanese Pharmacop., 16th edn. (2012) Japanese Pharmacop., 17th edn. (2016-2019) Korean Pharmacop., 10th edn. (MFDS, 2012) Korean Pharmacop., 9th edn. (2007) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
dioscoreae rhizoma pulveratum	Pharmaceutical	Japanese Pharmacop., 15th edn. (2006) Japanese Pharmacop., 16th edn. (2012)
echte yamswurzel	Other	U.S. Pharmacop. USP 39 (2016)
igname	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999)
igname de chine	Other	U.S. Pharmacop. USP 39 (2016)
jams	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999)
japanese yam	Other	U.S. Pharmacop. USP 39 (2016)
japanische berg-yams	Other	U.S. Pharmacop. USP 39 (2016)
kinayams	Other	U.S. Pharmacop. USP 39 (2016)
koreanische yams	Other	U.S. Pharmacop. USP 39 (2016)
long chinese yam	Other	U.S. Pharmacop. USP 39 (2016)
naga-imo	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999)
pochrzyn chinski	Other	U.S. Pharmacop. USP 39 (2016)
powdered dioscorea rhizome	Other	Japanese Pharmacop., 15th edn. (2006) Japanese Pharmacop., 16th edn. (2012)
shan yao	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999) Med. Pl. of the World (Wyk & Wink, 2004) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018) U.S. Pharmacop. USP 39 (2016)
shu yu	Other	GRIN Report: World Economic Pl. (Wiersema & León, 1999) U.S. Pharmacop. USP 39 (2016)
ubi	Other	U.S. Pharmacop. USP 39 (2016)
wild yam	Other	Med. Pl. of the World (Wyk & Wink, 2004)
ямс китайский	Other	U.S. Pharmacop. USP 39 (2016)
サンヤク	Other	Japanese Pharmacop., 16th edn. (2012) Japanese Pharmacop., 17th edn. (2016-2019)
サンヤク末	Other	Japanese Pharmacop., 16th edn. (2012)
山葯	Other	U.S. Pharmacop. USP 39 (2016)
山藥	Other	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
恆春薯蕷	Other	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
薯蕷	Other	U.S. Pharmacop. USP 39 (2016)
마	Other	U.S. Pharmacop. USP 39 (2016)

Part(s) of plant used:	Drug form:	Medicinal source:
rhizome	dried rhizomes from which fibrous roots and periderms have been removed	U.S. Pharmacop. USP 39 (2016)
rhizome	dried rhizome	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
rhizome, rhizophore		Japanese Pharmacop., 17th edn. (2016-2019)
rhizome		Med. Pl. of the World (Wyk & Wink, 2004)
rhizome	rhizome, periderm removed	Japanese Pharmacop., 15th edn. (2006)
rhizome		Korean Pharmacop., 9th edn. (2007)
rhizome		Japanese Pharmacop., 16th edn. (2012)
rhizome, rhizophore	dried rhizome	Korean Pharmacop., 10th edn. (MFDS, 2012)

Kew's taxonomic resources include 15 scientific synonym(s) for this plant:

Dioscorea batatas Decne. Rev. Hort. (Paris), sér. 4, 3: 243 (1854).
Dioscorea doryphora Hance Ann. Sci. Nat., Bot., sér. 5, 5: 244 (1866).
Dioscorea batatas f. clavata Makino in Y.Iinuma, Somoku-Dzusetsu, ed. 3, 4: 1326 (1912), nom. nud.
Dioscorea batatas f. daikok Makino in Y.Iinuma, Somoku-Dzusetsu, ed. 3, 4: 1326 (1912), nom. nud.
Dioscorea batatas f. flabellata Makino in Y.Iinuma, Somoku-Dzusetsu, ed. 3, 4: 1326 (1912), nom. nud.
Dioscorea batatas f. rakuda Makino in Y.Iinuma, Somoku-Dzusetsu, ed. 3, 4: 1326 (1912), nom. nud.
Dioscorea batatas f. tsukune Makino in Y.Iinuma, Somoku-Dzusetsu, ed. 3, 4: 1326 (1912), nom. nud.
Dioscorea cayenensis var. pseudobatatas Hauman Anales Mus. Nac. Hist. Nat. Buenos Aires 27: 488 (1915).
Dioscorea decaisneana Carrière Rev. Hort. (Paris) 14: 111 (1865).
Dioscorea polystachya f. elongata Nakai J. Jap. Bot. 13: 54 (1937).
Dioscorea polystachya f. tsukune Nakai J. Jap. Bot. 13: 54 (1937).
Dioscorea potaninii Prain & Burkill Bull. Misc. Inform. Kew 1933: 243 (1933).
Dioscorea pseudobatatas (Hauman) Herter Fl. Ilustr. Urug. 1: 235 (1943).
Dioscorea rosthornii Diels Bot. Jahrb. Syst. 29: 261 (1900).
Dioscorea swinhoei Rolfe J. Bot. 20: 359 (1882).

This plant is cited in medicinal sources using the following names:

Name as published:	Medicinal source:
Dioscorea baratas Decaisne	Korean Pharmacop., 10th edn. (MFDS, 2012) Korean Pharmacop., 9th edn. (2007)
Dioscorea batatas	Duke's Ethnobot. DB: Ethnobot. (USDA, 1992-2016) Med. Pl. of the World (Wyk & Wink, 2004) Substances in Meds., Australia (TGA, 2007)
Dioscorea batatas Decaisne	Japanese Pharmacop., 15th edn. (2006) Japanese Pharmacop., 16th edn. (2012) Japanese Pharmacop., 17th edn. (2016-2019) Pl. Med. Totius Mundi (Penso & Proserpio, 1997)
Dioscorea batatas Decne	Kew's Economic Botany Collection (RBG, Kew, 2020) SOTWP 2016: Kew Economic Botany Collection (RBG, Kew, 2015)
Dioscorea batatas Decne.	WHODrug Herbal Substances 2019 (WHO-UMC, 2019) Zhonghua Bencao: Materia Medica of China (1998)
Dioscorea doryphora Hance	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
Dioscorea polystachya Turcz.	GRIN Report: World Economic Pl. (Wiersema & León, 1999) Pl. Med. Totius Mundi (Penso & Proserpio, 1997) U.S. FDA Substance Registration System (2016) U.S. Pharmacop. USP 39 (2016) WHODrug Herbal Substances 2019 (WHO-UMC, 2019) WHODrug Herbal Substances 2024 (WHO-UMC, 2024) WHODrug Herbal Substances, Suppl. 2023 (WHO-UMC, 2023) World Checklist of Useful Pl. Spp. (Diazgranados et al., 2020) World Dictionary of Med. & Pois. Pl. (Quattrocchi, 2012)

The following online resources may contain further information about this plant. Please click on any link to search that resource. You may search using the accepted name alone OR using the accepted name and all of its synonyms simultaneously.