Woodsorrel

Oxalis spp.

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• leaves are edible raw.

• leaves have a sour taste.

• flowers are edible raw.

• leaves and flowers are safer and tastier when cooked.

• varieties in the Pacific Northwest include Creeping woodsorrel (Oxalis corniculata), Stoloniferous woodsorrel (Oxalis dillenii) and Upright woodsorrel (Oxalis stricta).

• grows in disturbed sites.

• raw leaves and raw flowers contain oxalic acid, which can cause nutritional deficiency in high doses.