Huruo

original: 槲若 (huruo); identifies the Daimyo Oak (Quercus dentata), a tree notable for its large, distinctive leaves used in traditional medicine and food preparation.

The Huruo is found in abundance throughout mountain forests in every region. The tree grows to a height of over ten feet. The term ruo refers specifically to its leaves. This tree is similar in nature to the sawtooth oakoriginal: 櫟 (li); likely Quercus acutissima, a related species of oak common in East Asia. and also produces acorn capsoriginal: 斗 (dou); the cupule that holds the oak nut., though these are small and of no practical use.

One may harvest the leaves and the bark at any time of year for medicinal use. It is primarily used to treat hemorrhoidsoriginal: 痔 (zhi), to stop bleeding, to cure bloody dysenteryoriginal: 血痢 (xueli); a severe form of diarrhea characterized by the presence of blood., and to quench thirst. The bark has a bitter taste; when boiled in water to create a concentrated extract, it is used to eliminate toxic parasitesoriginal: 蠱 (gu); in ancient medicine, this referred to internal parasites or ailments believed to be caused by malevolent toxins or sorcery. and to treat fistulasoriginal: 瘻 (lou); chronic, deep-seated sores or ulcerous openings..

The original manuscript lists the following key terms for this entry:

Huruo (Daimyo Oak), Li (Sawtooth Oak), Hemorrhoids, Bloody Dysentery, Gu-parasites, Fistula.