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PROHIBITED CATEGORY: 1. Ampelopsis brevipedunculata (Porcelain berry) including the variegated cultivar 2. Anthriscus sylvestris… Expand The European vines pale swallowwort and black swallowwort are invading various habitats in northeastern North America. It is… Expand Abstract The alien invasive vines black and pale swallowwort are currently spreading across eastern North America, invading… Expand ABSTRACT
A biological control program has been initiated against European swallow-worts Vincetoxicum nigrum (L.) Moench. and V… Expand Black swallow-wort, Vincetoxicum nigrum (L.) Moench (= Cynanchum louiseae Kartesz & Gandhi), and pale swallow-wort, V. rossicum… Expand Vincetoxicum nigrum, native to Southwest Europe and spread as an alien species in other regions of the world, is recorded for the… Expand The alien invasive vines, black and pale swallow-wort are currently spreading across eastern North America, invading parklands… Expand Abstract As black swallow-wort, Vincetoxicum nigrum L. Moench, and pale swallow-wort, V. rossicum (Kleopow) Barbar., spread… Expand Cynanchum rossicum (dog-strangling vine) and C. louiseae (black dog-strangling vine) are introduced, perennial herbs or small… Expand There are three European species of swallow-worts found in North America: Vincetoxicum nigrum (L.) Moench (black swallow-wort… Expand