Characteristics
A yam. The vine twines to the left. The leaves have a grey covering. The leaves are alternate. The upper leaves have 3 leaflets and the lower leaves often 5-6 leaflets. The flowers are purple and in spikes in the axils of leaves. The fruit are winged capsules. They have 3 seeds.
| 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 on the edge of the forests in the Nilgiri hills. It can be up to 1,400 m above sea level.
| Light |
-
|
| Soil humidity |
-
|
| Soil texture |
-
|
| Soil acidity |
-
|
| Soil nutriment |
-
|
| Hardiness (USDA) |
-
|
Usage
The tuber is cut in pieces, then washed in running water for 3 days then boiled and eaten. It is steamed or roasted. They are also used in curries. Caution:
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 |
-
|
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