Rosmarinus officinalis L. It is a woody and aromatic shrub belonging to the family of Labiatae (Lamiaceae). It has a height close to a meter. The young branches are pubescent and they become woody when mature. The leaves are simple, opposite, sessile, linear, coriaceous, persistent and rolled at the edges. The upper and lower epidermis of the leaf has secretory hairs that gives the whole plant a pleasant camphor aroma. The flowers are small, bilabiate, pale blue or light purple with violet
spots. They are grouped in dense axillary or terminal clusters and make their appearance from the end of spring to early summer. The fruit is a bright brown tetra-achene.
Rosemary grows in dry and warm regions of southern Europe, especially the Mediterranean area. It grows wild on all types of substrates up to a height of about 2,800 meters above sea level. The main producers are Spain, Tunisia, Morocco and to a lesser extent, Portugal, Turkey, India and the former Yugoslavia.
Of its medicinal properties stands out its antioxidant, purifying and antimicrobial activity derived from the terpene and phenolic components of its composition.