Strychnos guianensis
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Gentianales
- family: Loganiaceae
- genus: Strychnos
- species: Strychnos guianensis
Cruzeiro do Sul
AcreSão Gabriel da Cachoeira
Tefé
Tonantins
Amazonas
BrazilPuerto Ayacucho
San Carlos de Río Negro
Amazonas
Venezuela