. The drug plants of Illinois . ROSA GALLIGA L., var. OFFICI- NALIS Thory. French rose, apothe- cary rose. Rosaceae. U. S. P. XI, p. 266. Flowers collected fresh and distilled with steam. Cultivated in gardens in many parts of the state but not known to have become established as an escape. Yields a volatile oil and the glucoside quercitrin. Used as an aromatic flavoring and mild astringent.

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