Height: (10-12in). A lemon-scented perennial with a 4-angled stem and ovate, toothed leaves, 3-7cm (1-3in) long. In the summer pale yellow flowers are produced in auxillary clusters. It is a Native of S Europe, W Asia, and N Africa. Hardiness is Z4-9. An aromatic, cooling, sedative herb that lowers fever, improves digestion, relaxes spasm and peripheral blood vessels, and inhibits thyroid activity. It has anti-viral, anti-bacterial, and insect-repellent effects. Fresh leaves give a lemon flavor to salads, soups, sauces, herb vinegars, game, and fish and are an ingredient in liqueurs such as Benedictine and Chartreuse, and wine cups. Fresh or dried leaves are used to make a tea. Dried leaves are added to potpourris and herb pillows.

Brown, Deni. THE HERB SOCIETY OF AMERICA NEW ENCYCLOPEDIA OF HERBS AND THEIR USES, Dorling Kindersley, New York, 2001.