Grecian silkvine
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Gentianales
- family: Apocynaceae
- genus: Periploca
- species: Periploca graeca
- Seebenstein
Lower Austria
Austria- Mts’khet’a
Mtskheta-Mtianeti
Georgia- Westport
Connecticut- Washington, D. C.
Washington, D.C.
United States