Characteristics
A bushy herb. it can lie along the ground or be climbing. It can grow 4 m long. It keeps growing from year to year. It has a woody rootstock. The leaves have 3 leaflets. These are 2-8 cm long by 1-5 cm wide. The flowers have a scent. The flowers are pale purple and appear when the plant is without leaves. The fruit is a pod that is round in cross section and tapers to both ends. It is pale green and hairy. It is 5-11 cm long. The fruit stalk can be 20 cm long.
| Life form |
perennial
|
| Growth form |
herb
|
| Growth support |
-
|
| Foliage retention |
deciduous
|
| Sexuality |
hermaphrodite
|
| Pollination |
-
|
| Spread |
-
|
| Mature width (meter) |
-
|
| Mature height (meter) |
0.1 - 1.0
|
| Root system |
-
|
| Rooting depth (meter) |
-
|
| Root diameter (meter) |
-
|
| Flower color |
|
| Blooming months |
-
|
| Fruit color |
-
|
| Fruiting months |
-
|
| Nitrogen fixer |
rhizobia
|
| Photosynthetic pathway |
-
|
Environment
A tropical plant. It grows in hot arid areas with a marked dry season. The dry season can be 6-11 months. It can be in rocky or sandy soil. It grows between 6-1,650 m above sea level. It can grow in arid places.
| Light |
-
|
| Soil humidity |
-
|
| Soil texture |
-
|
| Soil acidity |
-
|
| Soil nutriment |
-
|
| Hardiness (USDA) |
|
Usage
The root tuber is roasted and eaten.
Cultivation
| Mode |
-
|
| Germination duration (days) |
-
|
| Germination temperacture (C°) |
-
|
| Germination luminosity |
-
|
| Germination treatment |
-
|
| Minimum temperature (C°) |
-
|
| Optimum temperature (C°) |
-
|
| Size |
-
|
| Vigor |
-
|
| Productivity |
-
|
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