Da Huang - Radix et Rhizoma RheiFunctions Da Huang Radix et Rhizoma Rhei promote catharsis and purge away heat, to reduce heat in blood and counteract toxicity, and to eliminate blood stasis and stimulate menstrual discharge. Description Whole herbs consist of the actual whole, raw herbs (fruits, stems, roots, flowers etc.) and are not processed into powders or capsule formulas. Packing 1 Pound per bag Common Name Radix et Rhizoma Rhei, Chinese Rhubarb, Rhubarb Latin Name Rheum