Chinese medicine "Rudi Wugong" is the rhizome of the fern plant Polystichum setiferum. It is also known as Wugongcao, Shuiyugong, Daodi Wugong, Wugongcao, Daolong, Didi Wugong, and Guolu Wugong. It is commonly found near streams, ditches, or wetlands in forests. What are the methods for treating bruises and internal injuries with Rudi Wugong?
Image of Rudi Wugong
Rudi Wugong has the effects of clearing heat and fatigue, resolving phlegm, dispelling stasis and relieving pain, etc. It can be used to treat feverish cough, dysentery, bruises and internal injuries, blood stasis pain, pharyngitis, tonsillitis, cough, asthma, bruises and injuries, snake bites, and other conditions.
Rudi Wugong is a perennial herb. Its rhizome is horizontally creeping, with a purple-red exterior and a white interior, and has numerous fleshy coarse roots resembling a centipede. The petiole is 20-30 centimeters long and brownish. The nutrient leaf is palmately compound, herbaceous, hairless, usually trifoliate, 15-25 centimeters long and 20-25 centimeters wide, with short petioles at the base of the leaflets, 0.5-0.8 centimeters long, bifurcating, and the central leaflet trifurcating or divided. The lobes are elliptical to lanceolate, 8-14 centimeters long and 2-3 centimeters wide, with a pointed tip and a wedge-shaped base. The edges have wavy small serrations or are nearly entire, with prominent primary veins and separated secondary veins, which bifurcate 1-2 times.
Image of Rudi Wugong
The sporangial spikes are solitary, arising from the base of the leaf blade, with a stalk 7-9 centimeters long and brownish, and a spike 8-12 centimeters long and greenish. The sporangia are spherical and stalkless, clustered on the receptacle, with uneven crest-like protrusions at the top. The spores are ovoid and smooth.
Rudi Wugong is found in moist sparse forests, near streams, ditches, or wetlands in forests. It is distributed in Yunnan, Guangxi, Guangdong, Hainan, Taiwan, and other regions.
① "Guangxi Medicinal Plant Atlas": "Clears heat, transforms phlegm. Used to treat feverish cough and bruises and internal injuries."
② "Guangxi Medicinal Plant Directory": "Stops cough, dispels stasis and generates new blood, relieves pain. Used to treat dysentery, pneumonia, snake bites."
