Macropsychanthus megacarpus (syn.

Dioclea megacarpa) is a species of flowering plant in the family Fabaceae, native to Central America, Colombia, Peru, Bolivia, northern Brazil, Trinidad and Tobago, and the Windward Islands.

[1] A climber, it is typically found in wet tropical rainforests.

[1][2] Its seeds contain large amounts of the non-proteinogenic amino acid L-canavanine.

This Faboideae-related article is a stub.