Couma
Couma is a genus of flowering plants in the family Apocynaceae first described as a genus in 1775. It is native to South America and Central America.
;SpeciesCouma catingae Ducke - Colombia, Venezuela, Guyana, NW BrazilCouma guianensis Aubl. - Pará, the GuianasCouma macrocarpa Barb.Rodr. - widespread from Belize to BoliviaCouma rigida Müll.Arg. - Venezuela, Guyana, N BrazilCouma utilis Müll.Arg. - Colombia, Venezuela, NW Brazil