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"[Plin. Nat. 27.96.] - POLYGALA: ONE REMEDY.
Polygala is a palm in height, with leaves like those of the lentil at the extremity of the stem. It has an astringent taste; taken in drink, it increases the milk in nursing women. "
(The Natural History. Pliny the Elder. John Bostock, M.D., F.R.S. H.T. Riley, Esq., B.A. London. Taylor and Francis, Red Lion Court, Fleet Street. 1855.)