Vigna gracilis
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Fabales
- family: Fabaceae
- genus: Vigna
- species: Vigna gracilis
Ouidah
Atlantique- Tchaourou
Borgou- Porto-Novo
Ouémé
Benin
Yaoundé
Centre- Nkongsamba
Littoral
Cameroon