Melochia arenosa
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Malvales
- family: Malvaceae
- genus: Melochia
- species: Melochia arenosa
Lethem
Upper Takutu-Upper Essequibo
Guyana
San Juan de Manapiare
Amazonas
Venezuela
Oriximiná