Dioscorea villosa
Scientific Name: Dioscorea villosa
Common Name: wild yam
Global Conservation Status: G5 - Secure
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A native vine, not to be confused with the non-native invasive vines Chinese yam / cinnamon vine (scientific name Dioscorea polystachys or Dioscorea oppositifolia or Dioscorea batatas, which twines clockwise, has cinnamon-scented flowers, and has invaded the eastern U.S.) or air potato (Dioscorea bulbifera, whose fast-growing vines smother trees in Florida and other parts of the U.S.'s deep south, and form small aerial tubers).