A hardy plant, known to grow from cracks in rocky bluffs and in dry woods. Mounding form creates a slow-spreading groundcover. Its uniquely patterned leaves persist through the winter.
Its highly astringent roots are used medicinally, and also as a substitute for alum as a mordant in dyeing.
Height: <1′ (foliage) Blooms: June
Habitat: Dry, sun to shade