Origin. - The dried fruit of Coriandrum sativum L., an annual herb about 2 feet (60.0 Cm.) high, indigenous in China and on the northeastern shore of the Mediterranean. Cultivated in Asia, Europe, and America.

Description and Properties. - Globular, about 1/8 inch (3 Mm.) in diameter, slightly pointed at the apex and crowned with the calyx-teeth at the base. The two concave mericarps cohere, enclosing a lenticular cavity, each furnished on the face with two oil-tubes; odor and taste agreeably fragrant and aromatic.

Constituents. - Coriander contains nearly 1/2 of 1 per cent. of volatile oil, 13 per cent. of fatty matter, mucilage, and traces of tannin.

Dose. - 8-30 grains (0.5-2.0 Gm.) [7 1/2 grains (0.5 Gm.), U. S. P.].