Portulaca oleracea L.
It is native to India, the became naturalized in Europe and exported to America. It is an herbaceous, succulent, reddish, very branched plant, 15 to 35 cm. tall. Leaves are alternate, sub-opposed, rounded at the apex and measure 1 to 4 cm. long. Its flowers are yellow in wild plants and reddish-purple in cultivated varieties. Propagation occurs by seed and portions of the stem. It grows well in full sunlight and fertile soils with good drainage and prefers temperate climates.
Purslane is traditionally used for diseases of the spleen, liver, kidney and bladder. It is recommended to relieve stomatitis, dysentery and difficulty urinating. The leaves can be crushed into a paste that is applied on inflamed areas, erysipelas, burns and scalds. The seeds have diuretic and antidisenteric properties.