rough dropseed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Sporobolus
- species: Sporobolus compositus
Montréal
Saint-Raymond
Quebec
CanadaPendleton
IndianaBrookmont
MarylandEaston
West Easton
Wilson
PennsylvaniaCollege Station
TexasFalmouth
VirginiaWashington, D. C.
Washington, D.C.
United States