The Oxalidaceae are a small family containing 8 genera of herbaceous plants, shrubs and smalltrees. Most of them, with a variety of approximately 900 species, belong to the Oxalis L.genus. The members of this familyusually have separateleavesthat move – they spread out in the light and gather in darkness. The speciesof the familyare naturally spread inSoutheast Asia, South Africa andSouth America.