Dioscorea caucasica

Dioscorea caucasica, commonly known as the Caucasian yam, is a perennial climbing plant native to the Caucasus region. Renowned for its tuberous roots, this medicinal species is valued in traditional ethnobotany. It contains bioactive compounds that offer potential therapeutic benefits, making it a subject of interest for pharmacological research.

  • Scientific name: Dioscorea caucasica
  • Family: Dioscoreaceae
  • Native range: Asia-Temperate

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified within the phylum Streptophyta and the class Equisetopsida. It falls under the subclass Magnoliidae and the order Dioscoreales, specifically within the family Dioscoreaceae. Finally, its taxonomic identity is defined by its placement in the genus Dioscorea.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Dioscoreales WCVP
Family Dioscoreaceae WCVP
Genus Dioscorea WCVP

Common Names

This plant, known scientifically as Dioscorea caucasica, is recognized by various common names depending on the region and language. In Russia, it is referred to as Диоскорея кавказская, while in Bulgaria, it is called кавказка диоскорея. In Azerbaijan, the name used is Qafqaz dioskoreyası, and in Poland, it is known as Jams kaukaski. Additionally, in China, the plant is identified by the name 高加索薯蓣.
Language Common Name Source
ru Диоскорея кавказская Wikidata
bg кавказка диоскорея Wikidata
az Qafqaz dioskoreyası Wikidata
pl Jams kaukaski Wikidata
zh 高加索薯蓣 Wikidata

Distribution

This plant is native to the specific mountainous regions of the Caucasus. Its presence is primarily documented within the North Caucasus area. Additionally, it can be found extending into the Transcaucasus region. These two distinct zones define its natural geographical range. Consequently, the species is highly characteristic of this particular Caucasian landscape.

Region Area Source
Caucasus North Caucasus WCVP
Caucasus Transcaucasus WCVP

Plant Parts

This plant, Dioscorea caucasica, is a climbing perennial species characterized by its specialized underground structures. While many members of the Dioscorea genus are known for their tuberous roots, the medicinal properties and essential nutrients of this specific species are primarily concentrated within its rhizomes. These thickened, fleshy rhizomes serve as vital storage organs, allowing the plant to persist through dormant seasons and providing the chemical compounds used in traditional applications.
Total parts
1
Scientific sources
1
Plant Part Sources Confidence
rhizomes 1 ★☆☆☆☆

Chemicals

Dioscorea caucasica has 1 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Deltonin.

Total chemicals
1
Scientific sources
1

Most Reported Compounds

Compound Sources Confidence
Deltonin 1 ★☆☆☆☆