Paris polyphylla var. yunnanensis (PPY) is a member of the genus of Paris in the monocot family Melanthiaceae, and distributed throughout Europe and East Asia, with a center of diversity in southwest China. PPY is officially included in the Chinese Pharmacopoeia, owing to its analgesic, hemostatic, anti-tumor and anti-inflammation activities derived from the PPY-specific saponins, namely, polyphyllins.

Scientific classitication

Family: Melanthiaceae

Genus: Paris

Common Name

Chong Lou


Li, J., Lv, M., Du, L., Yunga, A., Hao, S., Zhang, Y., ... & Zhang, X. (2020). An enormous Paris polyphylla genome sheds light on genome size evolution and polyphyllin biogenesis. bioRxiv.