Definition of wood sorrel
: any of a genus (Oxalis of the family Oxalidaceae, the wood-sorrel family) of herbs with acid sap, compound leaves, and regular flowers having five usually white, purple, or yellow petals; especially : either of two stemless herbs (O. montana of North America and O. acetosella of Eurasia) with trifoliolate leaves
First Known Use of wood sorrel
Learn More about wood sorrel
Britannica.com: Encyclopedia article about wood sorrel
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