The drug plants of Illinois drugplantsofilli44teho Year: 1951 ASGLEPIAS TUBEROSA L. But- terfly-weed, pleurisy-root, orange milk- weed. Asclepiadaceae.—An erect, hir- sute, little-branched herb without milky sap, 1 to 3 feet tall, perennial; rhizome large, fleshy; stems several, densely clus- tered ; leaves linear to narrowly oblong, 2 to 6 inches long, alternate, obtuse, and cordate; flowers orange, in simple, termi- nal and axillary umbels; fruit a hoary, .dark brown pod 4 to 5 inches long; seeds brown, flat, tufted with silky hair at the base. The rhizome and roots collected in the autumn
The drug plants of Illinois drugplantsofilli44teho Year: 1951 ASGLEPIAS TUBEROSA L. But- terfly-weed, pleurisy-root, orange milk- weed. Asclepiadaceae.—An erect, hir- sute, little-branched herb without milky sap, 1 to 3 feet tall, perennial; rhizome large, fleshy; stems several, densely clus- tered ; leaves linear to narrowly oblong, 2 to 6 inches long, alternate, obtuse, and cordate; flowers orange, in simple, termi- nal and axillary umbels; fruit a hoary, .dark brown pod 4 to 5 inches long; seeds brown, flat, tufted with silky hair at the base. The rhizome and roots collected in the autumn. Occasional or locally abundant in waste places and dry and sandy fields throughout the state. Contains two resins and the glucoside asclepiadin. Used as a diuretic, purgative, emetic, expectorant, and diaphoretic, especial- ly in pulmonary and bronchial affections, and in rheumatism. \_Asclepias tncarnata L., swamp milkweed, is also sometimes collected. It is important that collections of the roots of the different milkweed species should not be mixed, as drug buyers specify that the roots shall be true.]
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