Prosopis tamarugo Phil.

A tree. It grows 18 m tall. The crown is open. The trunk is 80 cm across. The leaves are once divided. The pinnae are 3-4 cm long and each has 10-15 pairs of leaflets. The leaflets are narrow and 4-8 mm long. The flowers are golden yellow. They in long spikes in the axils of the leaves. The pod is 2-8 cm long and 2-4 cm wide. There are 6-8 seeds in a brownish edible pulp. The seeds are oval and 3-4 mm long.

Arid salt flats, sometimes with salt incrustation of 10-6
 thickness at the surface and the water table at a depth of 20 metres.

Can be grown by seedlings. Seeds needs soaking.