Other common names:
Dog Strangling Vine, European Swallowwort, Russian Swallowwort|
Other scientific names:
Cynanchum medium, Vincetoxicum medium, Vincetoxicum rossicum
Dogbane Family (Apocynaceae), (Milkweed Family (Asclepiadaceae))
Opposite leaves on a vine, milkweed-like seed pods and seeds.
Black Swallowwort (Cynanchum louiseae)
White Swallowwort (Cynanchum vincetoxicum)
Summer; Green/Brown; 5 parts (petals); 5-petals, purple/brown, petals smooth, 1/4" wide, late spring & summer.
Opposite pairs, sometimes in a whorl, egg-shaped.
Vine, 2-6 feet long.
In a pod closely resembling those of milkweed. but smaller.
Fields and Open Areas; Open areas, forest edges.
Swallowworts are highly invasive alien plants, that will aggressively take over an area once they get a chance. Pull them up before they get a foothold.
68 photographs available, of which 13 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.
Range Map is at the bottom of the page