Dioscorea sterilis O.Weber & Wilkin

Species

Angiosperms > Dioscoreales > Dioscoreaceae > Dioscorea

Characteristics

A yam. The vine is 10 m long. The stem twines to the left. It has a fleshy tuber. The tubers are 60 cm long. The leaves are alternate. They can be 9 cm long and 7 cm wide. They are broadly oval.
Life form annual
Growth form herb
Growth support climber
Foliage retention -
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in deciduous forests on limestone. It grows between 100-900 m altitude.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

The tubers are cooked and eaten.
Uses -
Edible roots tubers
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21 - 36
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Dioscorea sterilis world distribution map, present in Madagascar

Conservation status

Dioscorea sterilis threat status: Near Threatened

Identifiers

LSID urn:lsid:ipni.org:names:77068588-1
WFO ID wfo-0000794030
COL ID 36DB5
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dioscorea sterilis