Heuchera.—Alum-Root.
Botanical name:
Classic texts: King's 1898.
Classic texts: King's 1898.
Classic texts: USDisp 1918.
Heuchera parviflora Bartl.
Engl.: littleflower alumroot.
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.