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FamilyScientific Name Common NameHabitatDistributionImage
ApocynaceaeVincetoxicum nigrumBlack Swallow-wortDisturbed areas.Native of Mediterranean Europe. Reported for many states in ne. United States, south to MD, KY, TN.image of plant
ApocynaceaeVincetoxicum rossicumPale Swallow-wortDisturbed areas, especially suburban woodlands. In the ne. US, this species is becoming a problematic invader of high quality, rocky upland sites such as calcareous cliff and talus communities.Native of s. Europe.image of plant