Birthwort
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Piperales
- family: Aristolochiaceae
- genus: Aristolochia
- species: Aristolochia arborea
San Francisco Menéndez
Ahuachapán- Antiguo Cuscatlán
- Nuevo Cuscatlán
La Libertad- Panchimalco
San Salvador
El Salvador
Bergshamra- Djursholm
Stockholm- Göteborg
Västra Götaland
Sweden