Herniaria glabra, known as smooth rupturewort, is a plant of the family Caryophyllaceae. It is believed to have diuretic properties. It contains herniarin, a methoxy analog of umbelliferone.
Herniaria is a genus of flowering plants in the pink family known generally as ruptureworts. They are native to Eurasia and Africa but several species have been widely introduced to other continents. These are flat, mat-forming annual herbs.The s