Rhynchosia melanocarpa
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Fabales
- family: Fabaceae
- genus: Rhynchosia
- species: Rhynchosia melanocarpa
Boca do Acre
Amazonas- Brasília
Federal District- Caiapônia
Goiás- Cianorte
Paraná- Botucatu
São Paulo
Brazil