Hennè

 
Despite its medicinal properties, the Hennè (lawsonia inermis) is used, primarily, as colouring plant. Since ancient times, it was used in the Middle East to dye hair, skin and nails. Later introduced in Europe, at the end of the century, has become an important constituent of dyes and fixatives. It’s used like ornamental tree for the gardens and parks; appreciated for the fragrant during the flowering time
L. Inermis use: astringent herb, taste like tea, antibacterial property. In Ayurvedic medicine is an alternative and a nerve tonic. Use of herb. In medicine for internal use in case of dysentery; for external use: skin diseases, wounds and herpes. Other uses. The essence, thanks the aroma of lilac, is used in perfumery. The coloring substance is used to dye hair, feet and hands.

(tratto da "l'Enciclopedia delle erbe" di Dani Bown)