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Dioscorea villosa. Dioscorea villosa flower petal color is commonly known to be green to brown, or white. Lengths of the flower petals range from 0.5 to 2 mm (1 ⁄ 32 to 3 ⁄ 32 in). The flowers tend to grow out of the axil; this is the point at which a branch or leaf attaches to the main stem.
Dioscorea polystachya or Chinese yam (simplified Chinese: 山药; traditional Chinese: 山藥), also called cinnamon-vine, [2] is a species of flowering plant in the yam family. It is sometimes called Chinese potato or by its Korean name ma .
Some unregulated transdermal progesterone products contain "wild yam extract" derived from Dioscorea villosa, but there is no evidence that the human body can convert its active ingredient (diosgenin, the plant steroid that is chemically converted to produce progesterone industrially) [125] into progesterone. [126] [127]
Diosgenin, a phytosteroid sapogenin, is the product of hydrolysis by acids, strong bases, or enzymes of saponins, extracted from the tubers of Dioscorea wild yam species, such as the Kokoro. It is also present in smaller amounts in a number of other species.
Dioscorea villosa, native to eastern North America Index of plants with the same common name This page is an index of articles on plant species (or higher taxonomic groups) with the same common name ( vernacular name).
The tepals persist in the development of the fruit, which is a dry capsule or berry. In the seed, the endotegmen is tanniferous and the embryo short. [6] All of the species except the genera placed in Nartheciaceae express simultaneous microsporogenesis.