Objective The study aimed to establish HPLC fingerprint of Swertia mussotii from Qinghai Province.Method The chromatograms of 13 batches of Swertia mussotii samples from different producing area were determined under such conditions as gradient elution with ethanol(A)-0.04 % phosphoric acid water solution(B),current speed at 1.0 ml/min and determined wavelength at 260 nm.Result The characteristic fingerprint consisted of 9 common peaks of Swertia mussotii from Qinghai province was established through compar...