Selysia bidentata is a species of the genus Selysia native to Panama. It is high similarity to S. smithii. It has ovate seeds and there are 6-9 in each fruit. The fruits turn from green to red at maturity. The leaves have three lobes. Selysia bidentata can be distinguished from the 3 other species of Selysia by its bidentate (two teeth-like parts) seeds. Seeds of the other three species are shaped like arrowheads.