No images found for this plant ID: 13597.

Ensure images are uploaded to the Media Library and tagged with "13597" in the "plant_image_tag" taxonomy.

Safe for Children?

Safe for Dogs?

Safe for Cats?

Safe for Reptiles?

European swallow-wort

Scientific Name: Cynanchum rossicum

Family: Asclepiadaceae

Category: Dicot

Growth: Vine, Forb/herb

Duration: Perennial

Other Names:

       

European Swallow-wort (Cynanchum rossicum)

European swallow-wort, also frequently called dog-strangling vine, is an invasive perennial vine belonging to the milkweed family. This plant is known for its aggressive growth and potential to displace native species.

Considerations for Pets

  • This plant is a vine, which may present a risk of entanglement for small pets.

Scientific Classification

  • Scientific Name: Cynanchum rossicum (Kleopow) Borhidi
  • Synonyms: Vincetoxicum rossicum (Kleopov), Cynanchum medium, Vincetoxicum medium
  • Family: Apocynaceae (Dogbane Family), formerly Asclepiadaceae (Milkweed Family)

Common Names

  • European swallow-wort
  • Dog-strangling vine
  • Pale swallow-wort
  • Russian swallow-wort

Distribution and Habitat

  • Native to northern and southwestern Europe, including Portugal, Spain, and the Ukraine.
  • Introduced to North America.
  • Thrives in a wide range of settings and is shade tolerant.

Ecological Impact

  • Considered an invasive species in North America.
  • Forms pure stands that suppress the establishment of other species.

Morphology and Growth Habits

  • Herbaceous, twining, long-lived perennial vine.
  • Vines can reach up to 5 feet (1.5 meters) or even 8 feet in length.
  • Leaves are triangular and can be dark purple with microscopic hairs.

Interactions with Other Organisms

  • In its native Europe, certain caterpillars, beetles, and diseases attack the plant.
  • Studies show that female monarch butterflies will lay eggs on black swallow-wort.

Resources

  • USDA PLANTS Database: CYRO8
  • Invasive Plant Atlas
  • Discover Life: Biology, natural history, ecology, identification and distribution of Cynanchum rossicum