Dioscorea composita
Hemsl.
Dioscoreaceae
Dioscorea tepinapensis Uline ex R.Knuth
Common Name:
General Information
Dioscorea composita is a herbaceous perennial climbing plant producing annual stems from a tuberous rootstock. The stems scramble over the ground or twine into nearby plants for support[
].
The tubers have medicinal properties and are sometimes gathered from the wild for local use. The plant is sometimes cultivated as a crop[
].
Known Hazards
None known
Botanical References
Range
C. America - Costa Rica, El Salvador, Honduras, Guatemala, Belize, Mexico.
Habitat
Not known
Properties
Medicinal Rating | |
Habit | Perennial Climber |
Height | 0.00 m |
Cultivation Status | Cultivated, Wild |
Cultivation Details
A plant of the moist tropics and subtropics. It grows best in areas where annual daytime temperatures are within the range 25 - 30°c, but can tolerate 15 - 38°c[
]. It can be killed by temperatures of 9°c or lower[
]. It prefers a mean annual rainfall in the range 1,200 - 1,500mm, but tolerates 1,000 - 2,100mm[
].
Prefers a position in full sun, tolerating light shade[
]. Succeeds in a light to medium soil of moderate fertility[
]. Prefers a pH in the range 6 - 6.5, tolerating 5.8 - 7.3[
].
Tubers take 4 - 5 years to reach their maximum size[
].
Edible Uses
None known
Medicinal
The root is sometimes grown for medicinal purposes[
]. This is almost certainly for the diosgenin found in the roots, which is a precursor of certain female hormones and is extracted for pharmaceutical use[
K- Title
- Plants for a Future
- Author
- Ken Fern
- Description
- Notes from observations, tasting etc at Plants For A Future and on field trips.
].
Other Uses
None known
Propagation
Seed -
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