Gustavia macarenensis
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Ericales
- family: Lecythidaceae
- genus: Gustavia
- species: Gustavia macarenensis
Gualaquiza- Macas
Morona-Santiago- Archidona
Napo
Ecuador
Iquitos
Loreto
Peru