| The genus polygala is well known from the very handsome greenhouse plants which it contains. |
| Polygala tenuifolia is a traditional herb used for many centuries in Chinese medicine for cognitive difficulties. |
| The remedies in common use are the polygala seneca or Aristolochia serpentaria, employed as a decoction. |
| Reinioside C, a triterpene saponin of Polygala aureocauda Dunn exerts hypolipidemic effect on hyperlipidemic mice. |
| These include plants such as elecampane, white horehound, thyme, hyssop, mullein, grindelia, and polygala. |
| The hardy annual varieties of polygala are obtained by seed sown in peat. |
