Saxifraga, also known as stone lotus leaf, gold thread hanging hibiscus, Saxifraga and so on. Whip branches are slender, densely curled, with glandular hairs and scaly leaves. Produced in Hebei (Xiaowutai Mountain), Shaanxi, southeastern Gansu, Jiangsu, Anhui, Zhejiang and other places. Whole grass is used as medicine; Slightly bitter, pungent, cold and slightly toxic; Dispel wind and clear heat, cool blood and detoxify.
Saxifraga leaves contain bergenin, quercitrin, quercetin, gallic acid, protocatechuic acid, succinic acid and methyl fumaric acid.