Toxicodendron diversiloba (Poison Oak)
Right: Western Poison Oak, Spring growth in Sierra foothills
Below: Several congeners of the active ingredient, urushiol
A dairy goat dining on poison oak
(Photo by Jack Kelly Clark, California Agriculture 46(3):cover)
This series of web pages was created by an undergraduate student at Cornell University for the AS625 class.
WARNING: These web pages are only meant to be informative. Neither Cornell University nor the author of this site endorse or recommend the use of these plants.