Dri'mys Win'teri (Win'tera aroma'tica). -- The bark, U.S.P. 1820-1860; S. America; small tree; leaves coriaceous; flowers white; fruit black berries, 4-8; bark in quills or curves, 2.5-8 Mm. 1/10-1/3') thick, grayish-brown, striate, fracture granular, with white stone cells and yellow resin cells, odor of canella and cinnamon, for which drugs it has been substituted; sometimes called Winter's cinnamon; contains volatile oil (which has winterene, CH), tannin 9 p.c., pungent resin 10 p.c.  Used for colic, flatulence, scurvy; in infusion or tincture.  Dose, gr. 5-30 (.3-2 Gm.).