Resources
- Biological Control of Invasive Plants in the Eastern United States - USDA Forest Service
- Invasive Plant Atlas of New England - University of Connecticut
- Element Stewardship Abstract - The Nature Conservancy
- Weed of the Week - USDA Forest Service
- Weeds Gone Wild: Alien Plant Invaders of Natural Areas - Plant Conservation Alliance
- Plant Invaders of Mid-Atlantic Natural Areas - National Park Service and U.S. Fish and Wildlife Service
Selected Images
 5392705 Black dog-strangling vine, black swallowwort Cynanchum louiseae Infestation John M. Randall |
 5275020 Black dog-strangling vine, black swallowwort Cynanchum louiseae Seed(s) Leslie J. Mehrhoff |
 5452087 Black dog-strangling vine, black swallowwort Cynanchum louiseae Flower(s) Leslie J. Mehrhoff |
 5452176 Black dog-strangling vine, black swallowwort Cynanchum louiseae Flower(s) Leslie J. Mehrhoff |
 5452234 Black dog-strangling vine, black swallowwort Cynanchum louiseae Flower(s) Leslie J. Mehrhoff |
 5452081 Black dog-strangling vine, black swallowwort Cynanchum louiseae Fruit(s) Leslie J. Mehrhoff |
 5452083 Black dog-strangling vine, black swallowwort Cynanchum louiseae Fruit(s) Leslie J. Mehrhoff |
 5452161 Black dog-strangling vine, black swallowwort Cynanchum louiseae Foliage Leslie J. Mehrhoff |
 5436619 Black dog-strangling vine, black swallowwort Cynanchum louiseae Seed(s) Bruce Ackley |
 5436618 Black dog-strangling vine, black swallowwort Cynanchum louiseae Seed(s) Bruce Ackley |
 5452217 Black dog-strangling vine, black swallowwort Cynanchum louiseae Plant(s) Leslie J. Mehrhoff |
 5275015 Black dog-strangling vine, black swallowwort Cynanchum louiseae Infestation Leslie J. Mehrhoff |
Maps
EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org
Alternative content
State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit Invasive.org
Alternative content
Invasive Listing Sources
- Connecticut Invasive Plant List
- Connecticut Invasive Plant Working Group
- EDDMapS Ontario
- Hoffman, R. & K. Kearns, Eds. 1997. Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources, Bureau of Endangered Resources. Madison, Wisconsin. 102pp.
- Invasive Plant Council of New York State
- Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007
- John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995.
- Massachusetts Noxious Weeds
- Mid-Atlantic Exotic Pest Plant Council, 2005
- New Hampshire Invasive Species Committee. 2005. Guide to Invasive Upland Plant Species in New Hampshire. New Hampshire Department of Agriculture, Markets and Food Plant Industry Division and New Hampshire Invasive Species Committee.
- New Hampshire Prohibited Invasive Species
- Vermont Noxious Weeds
- WeedUS - Database of Plants Invading Natural Areas in the United States
- Wisconsin's Invasive Species Identification, Classification and Control Rule
Taxonomic Rank
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Asteridae |
| Order: Gentianales |
| Family: Asclepiadaceae |
| Genus: Cynanchum |
Synonyms and Other Names
Other Common Names:
Louis' swallow-wort
Related Scientific Names:
| Cynanchum nigrum Kartesz & Gandhi | (Synonym) |
| Vincetoxicum nigrum Kartesz & Gandhi | (Synonym) |
| Common Name Reference: | USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA. |
| Scientific Name Reference: | USDA, NRCS. 2010. The PLANTS Database. National Plant Data Center, Baton Rouge, LA, USA. |
Invasive.org is a joint project of the Center for Invasive Species and Ecosystem Health and USDA APHIS PPQ, with additional support from USDA National Institute of Food and Agriculture and USDA Forest Service. |
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Last updated on Tuesday, May 04, 2010 at 02:41 PM