Download Yellow woodsorrel Oxalis stricta L.

Yellow woodsorrel Oxalis stricta L. Family: Oxalidaceae (Woodsorrel family) Life cycle: Perennial/annual depending upon climate Habitat: Poorly maintained turf; waste areas General description: Young plants are erect, but as age they become spreading. Leaves are light‐green, trifoliolate with heart‐shaped leaflets. Yellow flowers with five petals; fruit is a 5‐ridged, cylindrical capsule up to ½ in long. Key ID traits: Light‐green, heart‐shaped leaflets on trifoliolate leaf. Similar species: Yellow woodsorrel lacks stipules on the base of petioles characteristic of the trifololate legumes (clovers; black medic) and it has heart‐shaped leaflets. Miscellaneous: Leaves fold up at night. Plants have a lemony flavor, and are used in salads. The flavor is due to oxalic acid. Agronomy 217 Weed Identification