European Swallow-worts Cynanchum rossicum/Cynanchum louiseae (Vincetoxicum medium/Vincetoxicum nigrum)

eNature Quicklinks

WildlifeGuides: Nature in North America

• FieldGuides: More than 5,500 species
• Birding: Identify, attract and understand birds
• On the Wild Side: Our free nature newsletter!
• Articles: Search our vast archive
• Advanced Search: Identify what you've seen

LocalNature: Your neck of the woods

• ZipGuides: Find species by location
• ParkGuides: Parks & refuges near you
• Gardening: Create, attract and conserve
• Wildlife Lists: Save your sightings