Trichosanthes Also known as Guagua (Wenzhou Wencheng) and Laoyagua (Wenzhou). Root (Trichosanthes kirilowii root), fruit (Trichosanthes kirilowii fruit), pericarp (Trichosanthes kirilowii bark), seed (Trichosanthes kirilowii kernel),

Trichosanthes kirilowii of Cucurbitaceae is a perennial climbing herb with a length of 10 meter. The rhizome is thick, cylindrical and yellow. Stems are much branched and glabrous; Leaves alternate, suborbicular or cardioid, dioecious; Male flowers have several racemes and are rarely solitary. Corolla lobes obovate, female flowers solitary. The ovary is ovoid, the fruit is nearly spherical, and it is orange-red when it matures. The flowering and fruiting period is 7 ~ 1 1 month.