Photo 700479, (c) Ken-ichi Ueda, some rights reserved (CC BY), uploaded by Ken-ichi Ueda

Attribution © Ken-ichi Ueda some rights reserved Uploaded by kueda Source iNaturalist Associated observations Photos / Sounds What Pacific Poison Oak (Toxicodendron diversilobum) Observer kueda Date March 1, 2014 02:07 PM PST Place Pepperwood Preserve, Sonoma County, CA, USA (Google, OSM) Date Added March 1, 2014 11:05 PM PST 4 IDs Research Grade View Sizes small medium large original