common hoptree
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Sapindales
- family: Rutaceae
- genus: Ptelea
- species: Ptelea trifoliata
- Lier
Flanders
Belgium- Montréal
Quebec
Canada- Olomouc
Olomoucký
Czech Republic- Karlskrona
Blekinge- Jönköping
Jönköping- Västervik
Kalmar- Lund
Skåne- Bergshamra
- Djursholm
Stockholm
Sweden- Grove Hill
Alabama- Denver
Colorado- Ansonia
- Derby
- Litchfield
- New Haven
- Seymour
- Shelton
- Waterbury
- West Haven
- Wethersfield
Connecticut- Brookmont
- Cabin John
- Forest Heights
- Glassmanor
- Oxon Hill
Maryland- East Lansing
Michigan- Ironton
Missouri- Borough of Bronx
- Brooklyn
- Manhattan
New York- Oxford
Ohio- Mount Vernon
- Woodlawn
Virginia- Washington, D. C.
Washington, D.C.- Racine
Wisconsin
United States