Good source of Vitamin C and fiber.

Medicinal: Stomachic, laxative, antiphlogistic, and homeostatic. Used for constipation, diarrhea, jaundice, gastro-intestinal hemorrhage, menstrual disorders, conjunctivitis, traumatic injuries, superficial suppurative sores and ulcers. Externally refrigerant.

Other uses: to clean burnt pans, root decoction makes a hair dye to lighten blond or light brown hair, fiber can be used in papermaking, leaf decoction makes an insecticide for leaf eating insects.