This section is from the book "A Text-Book Of Pharmacology, Therapeutics And Materia Medica", by T. Lauder Brunton. Also available from Amazon: A text-book of pharmacology, therapeutics and materia medica.
The leaves of Salvia officinalis.
Characters. - About two inches (5 centimetres) long, petiolate, ovate-oblong, obtuse, finely crenulate, thickish, wrinkled, greyish-green, soft-hairy and glandular beneath; aromatic, bitterish, somewhat astringent.
Preparation. Vinum Aromaticum. Used externally only.
Composition. - The leaves contain a volatile oil.