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Cynanchum louiseae Kartesz & Gandhi
Louise's swallow-wort

       
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Common Names:
 
Click on the image below to enlarge it and download a high-resolution TIFF file.
Line Drawing of Cynanchum louiseae Kartesz & Gandhi
Cynanchum nigrum

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 36. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc. Usage Requirements.
 
More Information:
 

Images:
Cynanchum louiseae Kartesz & Gandhi

See all the Cynanchum thumbnails at the PLANTS Gallery
 

Synonyms:
Cynanchum louiseae Kartesz & Gandhi

  CYNI Cynanchum nigrum (L.) Pers., non Cav.
  VINI3 Vincetoxicum nigrum (L.) Moench
 

Distribution:
Cynanchum louiseae Kartesz & Gandhi

View Native Status
Distribution Map Legend

See U.S. county distributions (when available) by clicking on the map or the linked states below:

USA (CA, CT, IL, IN, KS, KY, MA, MD, ME, MI, MN, MO, NE, NH, NJ, NY, OH, PA, RI, VT, WI), CAN (ON, QC)
 

Related Taxa:
Cynanchum louiseae Kartesz & Gandhi

View 23 genera in Asclepiadaceae, 24 species in Cynanchum
 

Classification:
Cynanchum louiseae Kartesz & Gandhi

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Asteridae
Order Gentianales
Family Asclepiadaceae – Milkweed family
Genus Cynanchum L. – swallow-wort
Species Cynanchum louiseae Kartesz & Gandhi – Louise's swallow-wort
 

Noxious Weed Information:
Cynanchum louiseae Kartesz & Gandhi

This plant and synonyms italicized and indented below are listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete noxious weed list for that location, or click here for a composite list of all Federal and State Noxious Weeds.

Connecticut:
black swallow-wort              Invasive, banned
Massachusetts:
black swallow-wort, Louise's swallow-wart              Prohibited
New Hampshire:
Cynanchum nigrum
black swallow-wort              Prohibited invasive Species
Vermont:
Vincetoxicum nigrum
black swallow-wort              Class B noxious weed
 

U.S. Weed Information:
Cynanchum louiseae Kartesz & Gandhi

black swallow-wort
Cynanchum nigrum
Louis' swallow-wort
black swallowwort
climbing milkweed
Vincetoxicum nigrum
black swallow-wort

This plant and the related entities and synonyms italicized and indented above can be weedy or invasive according to the authoritative sources noted below. This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each weed list, or click here for a composite list of Weeds of the U.S.

STATE        Assorted authors. 200_. State noxious weed lists for 46 states. State agriculture or natural resource departments.
N'EAST        Uva, R.H., J.C. Neal, & J.M. DiTomaso. 1997. Weeds of the Northeast. Cornell University Press. Ithaca, New York. 397pp.
 

Introduced Information:
Cynanchum louiseae Kartesz & Gandhi

This plant is introduced to some part of the PLANTS Floristic Area, though it may be native in other parts. Click on link below for a partial or complete list of PFA introduced plants.

Scientific Name= A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | all
Common Name= A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | all
 

More Accounts and Images:
Cynanchum louiseae Kartesz & Gandhi

View species account from ARS Germplasm Resources Information Network (GRIN).

View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 506929.

View species account and distribution map from Jepson Interchange (University of California - Berkeley).

View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.

 

Related Web Sites:
Cynanchum louiseae Kartesz & Gandhi

CT-Invasive Plant Atlas of New England

MA-Massachusetts Non-Native Plant Introductions

NY-Invasive Plant Council of New York State-Top 20

TNC Wildland Invasive Species Program

 
 
Time Generated: 10/06/2008 11:01 AM MDT