- Flower nameOxalis corniculata
- Scientific nameOxalis corniculata
- AliasCreeping Oxalis, 片喰, クリーピング・オキザリス, Sorrel, European wood-sorrel, Yellow Wood Sorrel
- Place of originJapan
- Place of floweringFields and footpaths
- Flowering seasonApril, May, June, July, August, September
What is Oxalis corniculata
Yellow Wood Sorrel ,scientific name:Oxalis corniclata , is a perennial wide leafy grass. Long period of spring to autumn, yellow small petaled flowers bloom in scattering inflorescence. Roots grow on thin stems, crawling on the ground, so-called rustic plants. Three heart-shaped leaves are attached to the ends of the long petioles. Like the Nemno tree, the leaf opens at noon and closes at night and performs a sleeping activity. When the leaves are closed, it seems that leaves are attached only to one side. There is one stamen and 10 stamens. There is also Buttercup oxalis（Scientific name: Oxalls pes-caprae) . The fruit which becomes after flowers has reduced Abelmoschus esculentus (okra) It has such a shape that seeds are blown off when ripe.
Common name: Yellow Wood Sorrel , Scientific name: Oxalis corniculata, aka: Creeping Oxalis , Katabami, European wood-sorrel, Yellow Wood Sorrel, Origin: Japan ,Plant height: 5 - 20 cm ,Leaf color: green, Flower diameter 0.8 - 1 cm, Flower color: yellow, Flowering: April to September,Fruit length: 2 cm.