The Bugwood Network
water yam
Liliopsida > Liliales > Dioscoreaceae > Dioscorea alata L.
Synonym(s): white yam, winged yam

Identification, Biology, Control and Management Resources
Nonnative Invasive Plants of Southern Forests - USDA Forest Service

Selected Images from
Photographer:Fred Nation, Weeks Bay National Estuarine Research Reserve
Resolutions:768x512 - PowerPoint/Web
1536x1024 - Print
Description:Distribution Map
Source:USDA NRCS, The PLANTS Database, September, 2003

Invasive and Noxious Weed References

  • Invasive Exotic Plant Species of Management Concern, USDA Forest Service, Southern Region, May 18, 2001 -
  • Florida Noxious Weeds, Florida Department of Agriculture and Consumer Services,
Taxonomic Reference
USDA, NRCS. 2002. The PLANTS Database, Version 3.5 ( National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

USDA Forest ServiceUSDA APHIS PPQThe Bugwood Network University of Georgia Bargeron, C.T., D.J. Moorhead, G.K. Douce, R.C. Reardon & A.E. Miller
(Tech. Coordinators). 2003. Invasive Plants of the Eastern U.S.:
Identification and Control. USDA Forest Service - Forest Health
Technology Enterprise Team. Morgantown, WV USA. FHTET-2003-08.