St. John\'s Wort
St. John's Wort, the common name of a family of herbs and shrubs as well as the common name of a genus of this family. Members of the St. John's wort family are usually found in tropical and temperate regions. The yellow or white flowers range in diameter from 1/2 inch to 3 inches (0.5 to 7.5 cm). The leaves are narrow and usually marked with small, black resinous spots. The plants can grow up to a height of 6 feet (1.8m).
The St. John's wort genus consists of several hundred species. Members of this genus have bright yellow flowers. Some species, such as golden St. John's wort, are cultivated as ornamental plants in parts of the United States. Some studies indicate that certain formulations of St. John's Wort can relieve mild to moderate depression.
The St. John's wort family is Hypericaceae, the St. John's wort genus, Hypericum. Golden St. John's wort is H. frondosum.
St. John's Wort is a plant with yellow flowers used to treat depression.