Aleman grass
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Echinochloa
- species: Echinochloa polystachya
Mâncio Lima
AcreParanaguá
ParanáIguape
São Paulo
BrazilLa Fortuna
AlajuelaCiudad Cortés
Puntarenas
Costa RicaGeorgetown
Demerara-MahaicaNew Amsterdam
East Berbice-Corentyne
GuyanaCaguas
CaguasCataño
CatanoBayamon
CidraGuayanilla
Magas Arriba
Guayanilla
Puerto Rico