Isachne polygonoides
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Isachne
- species: Isachne polygonoides
Alta Floresta
Mato Grosso
BrazilBuenos Aires
Puntarenas
Costa RicaSaint-Laurent-du-Maroni
Guyane
French GuianaBartica
Cuyuni-Mazaruni
GuyanaPuerto Ayacucho
Amazonas
Venezuela