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Geocarpa groundnut

Macrotyloma geocarpum

Also called Kersting's Groundnut, Ground Bean

Geocarpa groundnut
Photo: Swathi_Sridharan, CC BY-SA 2.0

Geocarpa groundnut is an annual legume grown as a minor food crop in dry savanna regions of West Africa. It is grown from seed in the rainy season and bears pods that develop underground, like peanuts.

Family
Fabaceae (Pea & bean family)
Grows as
Annual
Light
Full sun
Water
Water moderately during the rainy season and let the crop dry out as it matures; it tolerates drought well.
Soil
Well-drained, light sandy or loamy soil.
Temperature
Warm conditions typical of tropical savanna; protect from frost.
How easy
Easy
Safety
Not known to be toxic
Edible
Yes, some parts
Native range
W. Trop. Africa to Chad
Climate
seasonally dry tropical

About

Macrotyloma geocarpum is also known as the ground bean, geocarpa groundnut, Hausa groundnut, or Kersting's groundnut. In French, it is often called la lentille de terre. M. geocarpum is an herbaceous annual plant and a crop of minor economic importance in sub-Saharan Africa, tolerant of drought, with a growth habit similar to that of the peanut.

M. geocarpum is a pulse belonging to the legume family. It is primarily produced in western Africa, specifically in Benin and surrounding regions. It can provide nutrition, income, and the ability to alleviate hunger given the further production and enhancement of current practices.

How to grow it

The geocarpa groundnut pod develops in the ground in pods in regions in Benin under the previously noted climate conditions. The growing conditions that allow for the success of the groundnut are seen in several countries across Africa in the savanna.

Uses

M. geocarpum is noted for relatively low yields, but high protein content and desirable flavour. Per 100g of dried seed, it consists of 9.7 g of water, 348 kcal, 19.4 g protein, 1.1 g fat, 66.6 g carbohydrates, 5.5 g fibre, 103 mg calcium, 392 mg phosphorus, 15 mg iron, 0.76 mg thiamin, 0.19 mg riboflavin, and 2.3 mg niacin. Leaves can also be eaten.

Other Macrotyloma plants

Macrotyloma biflorum · Horsegram

Text excerpted from the Wikipedia article Macrotyloma geocarpum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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