This section is from the book "Materia Medica Pharmacy, Pharmacology And Therapeutics", by W. Hale White. Also available from Amazon: Materia Medica Pharmacy, Pharmacology And Therapeutics..
Rhus Glabra. - Synonym. - Sumach. The fruit of Rhus glabra Linne (nat. ord. Anacardieae).
North America, west to Colorado and Idaho; in barren soil.
Subglobular, about 3 mm. in diameter, drupaceous, crimson, densely hairy, containing a roundish-oblong, smooth putamen; inodor ous; taste acidulous.
Dose, 1/4 to 1 fl. dr.; 1. to 4. c.c.
Sumach fruit is astringent and refrigerant. The fluid extract, when diluted, affords a very useful and effective gargle for inflammation and ulceration of the throat.