The traditional uses of plants for medicine were studied in Morocco. To this date, 231 medicinal plants belonging commonly to the Moroccan pharmacopoea have been identified and are presented in a table with the vernacular name in Arabic and/or Berber, the ecological distribution, the useful part and the medicinal use. The study of the main therapeutic indications of the medicinal plants gives a clear picture of the health problems which are treated by traditional medicine in Morocco.