Eleocharis plicarhachis
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Cyperaceae
- genus: Eleocharis
- species: Eleocharis plicarhachis
Alta Floresta- Barão de Melgaço
Mato Grosso
Brazil
Buenos Aires
Puntarenas
Costa Rica
El Adelanto
Jutiapa
Guatemala