Photo by Roy Eisenhardt , from Gardens of Alcatraz Oxalis pes-caprae naturalized in California.
Leaves trifoliate, green, with obcordate lealets.
Cuneate petals, 20-25mm. Umbellate inflorescences arising from the base on long, bare stems. A South African plant naturalized in Crete. Leaflets often spotted or marked. The bright yellow flowers appear in later autumn and winter.