Synonym. - Curcas Purgans.
Physic Nut. Purging Nut.
The Jatropha Curcas is found in Brazil, the West Indies, and on the West Coast of Africa.
Characters. - Seeds blackish, oval, about 8 lines long, flat on one side, convex on the other; the two sides present a slight longitudinal prominence; the shell contains a whitish, almondlike kernel, having at first a mild, and afterwards an acrid, very harsh, scraping taste.
This has been proved by Dr. Hering and recorded in N. A. J. H., i.
Part employed. - The seeds.
Preparation. - Tritural ion.