Oxalis corniculata Taxonomy: Oxalidaceae, Oxalis Category: Dicot Scientific NameOxalis corniculata L.FamilyOxalidaceaeCommon Namescreeping yellow wood-sorrelEastern WashingtonintroducedSynonymsNoneConservation StatusNotes Click on any image to enlarge it. Wawawai County Park – Whitman Co., WA – 5/6/2010Wawawai County Park – Whitman Co., WA – 5/6/2010Wawawai County Park – Whitman Co., WA – 5/6/2010Wawawai County Park – Whitman Co., WA – 5/6/2010