White Swallowwort
Cynanchum vincetoxicum |
Other common names:
Dog Strangling Vine, Poison-rope Swallowwort

Other scientific names:
Vincetoxicum album, Vincetoxicum hirundinaria, Vincetoxicum officinale

French names:
Dompté-venin

Family:
Dogbane Family (Apocynaceae), (Milkweed Family (Asclepiadaceae))

Group:
Swallowworts

Distinctive features:
Opposite leaves on a vine, milkweed-like seed pods and seeds.

Similar species:
Black Swallowwort (Cynanchum louiseae)
Pale Swallowwort (Cynanchum rossicum)

Flowers:
Summer; White; 5 parts (petals); 5-petals, white, 1/4" wide, late spring & summer.

Leaves:
Opposite/Whorled, Entire; Opposite pairs, sometimes in a whorl, egg-shaped.

Height:
Vine, 2-6 feet long.

Stem:
Vine.

Fruit/Seeds:
In a pod, closely resembling those of milkweed. but smaller.

Habitat:
Fields and Open Areas; Open areas, forest edges.

Native/Non-native:
Non-native

Status:
Uncommon.

Notes:
This is a highly invasive alien plant, that will aggressively take over an area once it gets a chance. Pull it up before it gets a foothold.

Photographs:
39 photographs available, of which 6 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

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