Analysis on the Constituents of Wild Rare Chinese Medicinal Plant Paris polyphylla Smith var. chinensis (Franch.)Hara

The rhizoma of Paris polyphylla Smith var. chinensis (Franch.)Hara, which is wild rare Chinese medicinal plant in the central region of China, was analyzed quanititatively by UV-Vis, HPLC and ICP-AES. The constituents of disogenin, flavone, 19 free amino acids and trace elements in the rhizoma paridis were determined. The analytical results indicate that disogenin, flavone, total free amino acids, Ca, Mg, K and Fe are 0.62%, 0.0628%, 0.33%, 0.77%, 0.20%, 0.98% and 0.20%, respectively, and Zn 44.8 mg/kg, P764 mg/kg.