The present monographic of Rosmarinus officinalis L. contains the botanical description of the plant, ecology, corology, growing, gathering and the drug conservation. The morphological and anatomical microscopic characteristics of the oficinal organs are analysed, after that, these knowledges are applied to the plant fragments.The therapeutical applications are studied once its chemical composition and its pharmacological action are analised. We have made reference to its possible toxicology, to its contraindications and to its quality control.Finally, some formulation aspects are dealed whith.

En la presente monograf?a sobre Rosmarinus officinalis L. se incluye la descripci?n bot?nica, ecolog?a, corolog?a, cultivo, recolecci?n y conservaci?n de la especie. Se analizan las caracter?sticas morfol?gicas y anat?mico-microsc?picas de los ?rganos oficinales, para despu?s aplicar estos conocimientos a la planta troceada (trociscos). Se estudian las aplicaciones terap?uticas, una vez vista la composici?n qu?mica y su acci?n farmacol?gica. Se hace referencia a su posible toxicidad, contraindicaciones y control de calidad. Finalmente, se tratan algunos aspectos de la formulaci?n.