Cyamopsis

Cyamopsis is a genus of the family Fabaceae. Its species are distributed across sub-Saharan Africa (southwestern Africa and the Sudanian and Somali-Masai regions), Saudi Arabia, Pakistan, and India. Typical habitats include tropical seasonally-dry thorn scrub and grassland, often in floodplains, stream beds, and pans, and in open sandy or rocky areas.

Species
Cyamopsis comprises the following species:
 * Cyamopsis dentata (N.E.Br.) Torre – southwestern Angola, Namibia, and Botswana


 * Cyamopsis senegalensis Guill. & Perr. – dry tropical Africa (Senegal to Eritrea, Tanzania, and southwest Africa) and Saudi Arabia
 * Cyamopsis serrata Schinz – Namibia and Botswana to Northern and Cape Provinces of South Africa


 * Cyamopsis tetragonoloba (L.) Taub. — guar – Pakistan and western India