Calflora Taxon Report
Cynanchum louiseae  Kartesz & Gandhi
Louise's swallow wort
Cynanchum louiseae is a perennial herb or vine that is not native to California.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
Genus: Cynanchum
Family: Asclepiadaceae  
Category: angiosperm  
PLANTS group:Dicot
Communities: escaped cultivar
Name Status:
Accepted by PLANTS
 		Alternate Names:
PLANTSCynanchum nigrum
PLANTSVincetoxicum nigrum
POWOVincetoxicum nigrum
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

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