Seeds of Mucuna species showing two distinct "smileys." A. Seed from a pod collected in Golfito, Costa Rica. Originally identified as M. urens, the smiley is more similar to M. sloanei. B. Drift seed of M. urens collected on a beach in Belize. Note the thinner, upcurved smiley and reddish coloration. C. Drift seed of M. sloanei from Belize showing a thicker, blocky shaped smiley. The latter species also occurs in the Monteverde Cloud Forest of Costa Rica.
A. Pods and seeds of Mucuna (cf. M. sloanei) from the Monteverde Cloud Forest of Costa Rica. One seed has an attachment stalk (funiculus) that encircles the seed along its hilum. B. Pod and seeds of Mucuna near Golfito on the humid Pacific coast of Costa Rica.