Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Read more about Black Swallow-wort at Vascular Plants of North Carolina.
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Black Swallow-wort, Dog-Strangling Vine
To see larger pictures, click or hover over the thumbnails.
Non-native: Mediterranean Europe
Documented growing wild in - - -
Look for it in disturbed areas. It is reported for many states in the northeast US, south to MD, KY, TN, per Weakley's Flora
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
Dark purple, almost black
TO LEARN MORE about this plant, look it up in a good book!
- Invasive Plants, Guide to Identification, Impacts and Control p228
- New Invaders of the Southeast p039