297. ELEMI.—MANILA ELEMI. An oleoresin exuding from incisions in Cana'rium commu'ne (?) Linné. Habitat: Philippine Islands. A soft, unctuous substance, colorless when pure, becoming firmer and yellow with age; often contaminated with carbonaceous matter, which renders it grayish or blackish. It has a strong, pleasant odor, like lemon and fennel; taste bitter, disagreeable, and pungent. Contains volatile oil, resin, elemic acid, and breidin, a crystalline principle, soluble in water. Used in plasters and ointments as a stimulant and irritant.
A Manual of Organic Materia Medica and Pharmacognosy, 1917, was written by Lucius E. Sayre, B.S. Ph. M.