Tachia. Tachia guianensis Aubl.—The root of this tree (Fam. Gentianaceae), is used under the name of Caferana, in Brazil, as an antiperiodic and tonic. According to Peckoldt it contains an organic, crystalline substance, caferanine. (See Merck's Bericht, 1889; also Ber. d. Chem. Ges., 1899, No. 7.)
The Dispensatory of the United States of America, 1918, was edited by Joseph P. Remington, Horatio C. Wood and others.