Aristida laxa
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Aristida
- species: Aristida laxa
San Miguel de Salcedo
CotopaxiCayambe
Pichincha
EcuadorGuadalajara
JaliscoTlalpan
Mexico CityMorelia
MichoacánMalinalco
México
Mexico