COMMON NAME. Jerusalem Oak.
    MEDICINAL PART. The seeds.
    Description. -- This plant has a perennial branched root, with an erect, herbaceous stem, from one to three feet high. The leaves are alternate, oblong-lanceolate, of yellowish-green color, and marked beneath with small resinous particles. The numerous flowers are of the same color as the leaves. Seeds solitary and lenticular.
    History. -- This plant grows in waste places in almost all parts of the United States, flowering from July to September, and ripening its seeds throughout the fall, at which time they should be collected. The whole plant has a disagreeable odor, and the seeds partake of the same odor.
    Properties and Uses. -- Anthelmintic and antispasmodic. Excellent to expel the lumbrici from children. The oil is the best form of administration, which may be given in doses of four to eight drops on sugar. The infusion with milk is also given often in wineglassful doses.