Wallgrass root
(Fujian Chinese herbal medicine)
[synonyms] baishishu and Tianshu (Fujian Chinese herbal medicine), Shishu and chondral Shishu (Jinjiang Chinese herbal medicine manual).
[source] it is the root of the Urticaceae.
[plant morphology] wall grass, also known as white pig dish.
Annual or perennial herbs, 10-50 cm long. Stem fleshy, much branched. Slender, suberect or procumbent, puberulent. Leaves alternate, ovate or narrowly ovate, 0.5-3 cm long and 0.3-2 cm wide, apex apical, base broadly cuneate or rounded, entire, sparsely short hairy on both sides, 3-veined at base, petiole slender. Flowers heterozygous, shortly petiolate, 1 or several in axils; bracts narrowly lanceolate, bisexual, flowers about 1 mm in diameter, perianth segments 4, narrowly elliptic, stamens 4, opposite perianth segments; female perianth segments 4, connate to middle, ovary separated from perianth, stigma short linear or long linear. Achene ovate, flat, ca. 1 mm, smooth, dark brown. It blooms in summer.
It is found in wet and stony places, Tiancheng wetland or grassland. It is distributed in the north and south of China.
[collection] it can be collected all year round, mostly for fresh use.
[taste] bitter and sour, flat.
[function indications] remove pus and detumescence.
[usage and dosage] external use: tamping on the affected part. Oral: decoction, 0.5-1 Liang.
[prescription selection] ① to treat carbuncle, gangrene and furuncle: the fresh root of Herba Paridis is mashed, honey is mixed, spread on the sterilized gauze, and applied to the affected area.
② Treatment of plantar contusion, blood stasis or abscess (commonly known as heavy bottom): block grass roots, onion, lime with mash, apply the affected area. (Fujian Chinese herbal medicine comes from nature and taste)
③ Treat back carbuncle, alopecia, orchitis, abscess: Wall grass fresh root one or two. Take it in water. (Practical Chinese herbal medicine)
Chinese PinYin : Qiang Cao Gen
Wallgrass root
Leaves of Dryopteris orientalis. Dong Fang Wu Mao Jue Ye