- Native to tropical Africa, Gambia pea is common in disturbed sites, roadsides, overgrazed pastures and in riparian habitats.
- Seeds toxic to poultry, leaves toxic to rats.
- Erect annual or short-lived perennial herb to 1 m.
- Stems finely ribbed and hairy.
- Leaves have 3 elliptical leaflets up to 8 cm long.
- Characteristic rabbit-ear-like outgrowths where the leaf stalk is attached to the stem.
- Flowers are pea-like, yellow with orange or brown streaks, on a short stem at the ends of branches.
- Inflated pods 15-20 mm long, brown when mature, with many small orange seeds which rattle when ripe pods are shaken.