Genus Dipteryx is a group of trees found in Central and South America known for their aromatic seeds. Sometimes referred to colloquially as tonka beans, these seeds are used in the fragrance and culinary industries. Despite their widespread recognition, there are a number of synonyms for Genus Dipteryx including Coumarouna, Coumarouna Aubl, Dipterix, and Ptycholobium. These alternate names may be used in different regional contexts or by different scientific communities to refer to the same group of trees. Regardless of the name used, the trees in Genus Dipteryx remain important natural resources and cultural touchstones throughout the Americas.