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..
Castanea. - Synonym. - Chestnut. The leaves of Castanea dentata (Marshall) Sudworth (nat. ord. Cupuliferae), collected in September or October, while still green.
North America, from Ontario south to Florida, and west to Arkansas and Michigan.
From 15 to 25 cm. long, about 5 cm. wide, petiolate, oblong-lanceolate, acuminate, mucronate, feather-veined, sinuate-serrate, smooth; odor slight; taste somewhat astringent.
Dose, 1/2 to 2 dr.; 2. to 8. gm.
Dose, 1/2 to 2 fl. dr.; 2. to 8. c.c.
Chestnut Leaves are mildly sedative, they are used only in whooping-cough, because they are supposed to possess anti-spasmodic and expectorant properties.