The Genus Cyamopsis is a group of plant species known for producing seeds that are rich in protein and carbohydrates. The most common species in this genus is Cyamopsis tetragonoloba, also known as Guar bean. It is extensively cultivated in India, Pakistan, and the United States. Other species in this genus are Cyamopsis psoraloides, Cyamopsis senegalensis, and Cyamopsis microphthalmus. The term "guar" is often used as a synonym for the genus Cyamopsis because of the widespread cultivation of Guar beans. Other synonyms for this genus include Cluster bean, Siam Bean, Indian cluster bean, and Egyptian bean. These synonyms are useful when referring to the genus in different regions and contexts.