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Dioscorea polystachya

Chinese Yam, Chinese Potato
Other regional names: Cinnamon Vine +1 more
  • Cinnamon Vine
  • Yam
Also known as: Dioscorea batatas Decne. +19 more
  • Dioscorea batatas Decne.
  • Dioscorea batatas f. clavata Makino
  • Dioscorea batatas f. daikok Makino
  • Dioscorea batatas f. flabellata Makino
  • Dioscorea batatas f. rakuda Makino
  • Dioscorea batatas f. tsukune Makino
  • Dioscorea batatas subsp. clavata Makino
  • Dioscorea batatas subsp. daikok Makino
  • Dioscorea batatas subsp. flabellata Makino
  • Dioscorea batatas subsp. rakuda Makino
  • Dioscorea batatas subsp. tsukune Makino
  • Dioscorea cayenensis var. pseudobatatas Hauman
  • Dioscorea cayennensis subsp. pseudobatatas Hauman
  • Dioscorea decaisneana Carrière
  • Dioscorea doryphora Hance
  • Dioscorea polystachya f. elongata Nakai
  • Dioscorea polystachya f. tsukune Nakai
  • Dioscorea potaninii Prain & Burkill
  • Dioscorea pseudobatatas (Hauman) Herter
  • Dioscorea rosthornii Diels
Botanical Data
  • Taxonomic Rank: Species
  • Botanical Family: Dioscoreaceae
  • WCVP Morphological Data: Recorded natively as a climbing tuberous geophyte.

Dioscorea polystachya (commonly known as Chinese Yam or Chinese-potato) is a climbing plant within the Dioscoreaceae family. It is found natively in Temperate Asia. Within its native range, this species is most commonly linked to temperate conditions.

Macro Climate
Temperate
Plant Type
Climber / Vine
Plant Type
Bulb

Native Range

Continents (WGSRPD)
ASIA-TEMPERATE
Regions (WGSRPD)
China, Eastern Asia, Russian Far East
Botanical Countries (WGSRPD L3)
China North-Central, China South-Central, China Southeast, Inner Mongolia, Korea, Kuril Is., Primorye, Taiwan

Introduced Range

Plants flagged as 'Introduced' have been transported outside their native historical range by human activity. While many are common ornamentals, some may become naturalized or invasive in local environments. Local ecological guidelines require verification prior to planting.
Botanical Countries (Non-Native)
Alabama, Arkansas, Connecticut, District of Columbia, Florida, Georgia, Illinois, Indiana, Japan, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Mississippi, Missouri, Nansei-shoto, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Uruguay, Vermont, Virginia, West Himalaya, West Virginia

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