. The drug plants of Illinois . RIGINUS COMMUNIS L. Castor bean. Euphorbiaceae. The seed collected. Frequently grown in gardens as a decorative plant; occa- sionally escapes from cultivation but does not persist. Contains castor oil, also the phytotoxin ricin. Used as a cathartic and purgative.

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Keywords: ., boo, bookcentury1900, booksubjectbotany, booksubjectbotanymedical