218. RUBUS IDAEUS.—RASPBERRY. The fruit of Ru'bus idae'us Linné. Off. U.S.P. 1890. A collective fruit, hemispherical, about 12 mm. (1/2 in.) broad; it consists of numerous small, red, hairy drupes united at the base around the receptacle, from which the coalesced fruits are easily removed, leaving a conical cavity. Contains a bright red, acidulous juice; odor agreeable. Used only in the fresh state. The purplish-black fruit of Rubus occidentalis Linné may be substituted for it.
SYRUPUS RUBI IDAEI—Rubi Idaei Fructus, N.F., includes two varieties: Idaeus and Strigosus.
A Manual of Organic Materia Medica and Pharmacognosy, 1917, was written by Lucius E. Sayre, B.S. Ph. M.