Rough-fruited waterhemp
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Caryophyllales
- family: Amaranthaceae
- genus: Amaranthus
- species: Amaranthus tuberculatus
Hooglede
Flanders
BelgiumBurnaby
British Columbia
CanadaMajorna
Västra Götaland
SwedenBirmingham
Demopolis
Elmore
Midland City
AlabamaMarianna
ArkansasChesterton
Gary
Hanover
Mishawaka
Porter
IndianaBurlington
Emporia
Newton
KansasHaslett
MichiganStillwater
OklahomaBurlington
VermontBelleville
Kenosha
Wisconsin
United States