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Vincetoxicum nigrum
black swallow-wort Dogbane Family
Vincetoxicum nigrum Apocynaceae
common name
  black swallow-wort
accepted scientific name
  Vincetoxicum nigrum (L.) Moench
rules for finding collection records
  Cynanchum louiseae (210)
  Cynanchum nigrum (125)
  Vincetoxicum nigrum (169)
family name
Image Author: ©2008 Frank Vincentz
Image License: CC BY-SA
Image Source
Category: Wildflowers
Flowers: Five petals
Petal colors: color
Flower size is .25 to .33 inches
Leaf: Opposite
Plant Observed 2nd week of May thru 1st week of November
Invasive in VT

How Likely at this Location (20%)
Name Match (100%)
Plant Showiness (36%)
base map where plant found
mag select

grid lines base