Birthwort
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Piperales
- family: Aristolochiaceae
- genus: Aristolochia
- species: Aristolochia clematitis
Drösing- Gumpoldskirchen
- Pfaffstätten
- Spitz
Lower Austria
Austria
Aalst- Aarschot
- Beersel
- Bertem
- Bierbeek
- De Pinte
- Destelbergen
- Diegem
- Diepenbeek
- Diest
- Gent
- Grobbendonk
- Herent
- Hoegaarden
- Lanaken
- Ledeberg
- Leuven
- Lummen
- Maaseik
- Machelen
- Mechelen
- Melle
- Rumst
- Scherpenheuvel-Zichem
- Sint-Kruis
- Sint-Martens-Latem
- Sint-Truiden
- Vorselaar
- Wellen
- Westerlo
- Wetteren
- Zaventem
Flanders
Belgium
Montréal
Quebec
Canada
Lednice
South Moravian
Czech Republic
Passau
Bavaria- Lippstadt
North Rhine-Westphalia- Erfurt
- Kalbsrieth
- Roßleben
Thuringia
Germany
Rodópolis- Áno Poróïa
Central Macedonia- Pappayiánnis
West Macedonia
Greece- Luxembourg
Zutphen
Gelderland- Maasbracht
Limburg
Netherlands
Świebodzin
Lubusz
Poland
Jönköping
Jönköping- Uppsala
Uppsala- Västerås
Västmanland- Borensberg
Östergötland
Sweden
Le Landeron
Neuchâtel
Switzerland
Belsize Park
England
United Kingdom
Denver
Colorado- Pelham Manor
New York
United States
Bellerive-sur-Allier
Eischen