Jupunba curvicarpa
Jupunba curvicarpa, commonly known as orelha de negro, is a species of flowering plant of the genus Jupunba in the family Fabaceae. It is a tree native northern and northeastern Brazil, French Guiana, and Guyana. It grows in lowland tropical rainforest, including non-flooded forest, mixed forest, on river banks, and near swamps. It range includes the Guianan moist forests, Guianan freshwater swamp forests, Uatuma–Trombetas moist forests, Marajó várzea forests, and Amazon–Orinoco–Southern Caribbean mangroves ecoregions.
Two species are accepted.Jupunba curvicarpa var. curvicarpa – northern and northeastern Brazil, French Guiana, and Guyana