| Photo Index
Botany Index Apocynaceae Index Cynanchum Index |
Cynanchum louiseae, Black swallow-wort Family Apocynaceae 
Early growth of black swallow-wort, Delaware County, NY, May 2013 This plant is a serious invasive pest of the East and Mid-west. Mature vines will cover and strangle other vegetation. Also known as dog-strangling vine. |
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