Yellow Wood Sorrel

Biocultural Value

Some people use the leaves in salads. People with a tendency to rheumatism, arthritis, gout, kidney stones or hyperacidity should take especial caution if including this plant in their diet since it can aggravate their condition. The leaves can also be chewed as a thirst quencher. A lemon-flavored drink is made from the leaves. An infusion of the plant has been used in the treatment of fevers, stomach cramps and nausea. A poultice of the plant has been used to treat swellings.

Poisonous
can be toxic to horses if large amounts are consumed over a short amount of time. All parts of the plant contain oxalic acid (oxalates), which vary in toxicity depending on the stage of growth of the plant, environmental conditions, time of day, and part of the plant.