Smooth rockcress
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Brassicales
- family: Brassicaceae
- genus: Boechera
- species: Boechera laevigata
Mont-Royal
Saint-Laurent
Quebec
CanadaGeorgetown
IndianaBrookmont
Cabin John
MarylandStony Point
MichiganHamburg
New JerseyDuboistown
Garden View
PennsylvaniaOak Hill
TennesseeGreat Falls
Lowes Island
VirginiaWashington, D. C.
Washington, D.C.Milwaukee
Wisconsin
United States