. The drug plants of Illinois . JUGLANS NIGRA L. Black walnut. Juglandaceae.—A large, round-topped tree 75 to 100 feet tall; bark of the trunk dark brown to blackish, deeply fissured into broad, rounded, scaly-topped ridges, 2 to 3 inches thick; leaves pinnately com- pound, 1 to 3 feet long; leaflets 11 to 23, ovate, pointed, serrate; flowers incon- spicuous; fruit a globular, green, pulpy drupe containing a brown, corrugated nut. The inner bark of the root, the leaves, and the nuts collected. On rich bottom- lands and hillsides throughout the state. Contains a volatile acid (juglandic acid) s
. The drug plants of Illinois . JUGLANS NIGRA L. Black walnut. Juglandaceae.—A large, round-topped tree 75 to 100 feet tall; bark of the trunk dark brown to blackish, deeply fissured into broad, rounded, scaly-topped ridges, 2 to 3 inches thick; leaves pinnately com- pound, 1 to 3 feet long; leaflets 11 to 23, ovate, pointed, serrate; flowers incon- spicuous; fruit a globular, green, pulpy drupe containing a brown, corrugated nut. The inner bark of the root, the leaves, and the nuts collected. On rich bottom- lands and hillsides throughout the state. Contains a volatile acid (juglandic acid) similar to nucin. Used as a mild cathartic. [^Juglans cinerca L., butternut or white walnut, very similar to the black walnut but a much smaller tree (30 to 50 feet tall), is also sought for its leaves and root bark.] V ^ «d 1 ^ >\r\i \\ ff M^ M 1" j^^ ^ -'<^V^)j/_ k^ ^i D
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Keywords: ., boo, bookcentury1900, booksubjectbotany, booksubjectbotanymedical
