Categories white flowers | Wildflowers | Oxalis acetosella Wood Sorrel Description Popular name(s): Wood Sorrel, Irish Shamrock, Cuckoo-Bread Botanical name: Oxalis acetosella Family: Oxalidaceae Origin: Asia, Europe Height: 5 to 12 centimetres USDA zone: 5 (-23 °C) Related plants:Carambola Oxalis adenophylla Oxalis articulata Oxalis carnosa Oxalis corniculata Oxalis pes-caprae Oxalis spiralis ssp. vulcanicola Oxalis stricta Oxalis tetraphylla Oxalis triangularis Oxalis triangularis ssp. papilionacea Oxalis tuberosa