Pacific poison oak
Toxicodendron diversilobum, commonly named Pacific poison oak or western poison oak, is a woody vine or shrub in the sumac family, Anacardiaceae.
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Research Mentions
Pacific poison oak (Toxicodendron diversilobum) observed in E 8th S...
Pacific poison oak grows in parks, trails, and neighborhood edges — knowing exactly where it's be...
Poison oak confirmed along popular El Dorado Hills hiking trail
If you hike, bike, or let your dog off-leash on the Browns Ravine Trail, this sighting marks exac...
Poison oak confirmed growing along a popular Bay Area hiking trail
Knowing exactly where poison oak grows along a trail you hike lets you spot its shiny three-leaf ...
Verified poison oak sighting logged in LA County trails
If you hike or garden near chaparral and oak woodlands in Southern California, knowing exactly wh...