[Chinese name]：huangteng
[Other name] ：soil berberine, Sampras, false berberine, rhubarb rattan, rattan berberine.
[English name] ：Fibraureae Caulis.
[Source]：Fibraurea recisa Pierre. Cane.
[Plant morphology] ：perennial climbing vine-like big. Up to 10 meters or more. Root cylindrical, gray-brown skin, xylem yellow. Stem stout, old stems grayish brown, with irregular vertical stripes and horizontal cracks, twigs gray-green, with thin vertical stripes. Leaves alternate, leathery; leaf blade oval, elliptical, narrowly ovate or ovate-elliptic, apex obtuse or slightly acuminate, base rounded or nearly truncate, entire, green above, shiny, pale below green, glabrous, primary veins 3, arc. Racemes integrated panicles, was born in the old stems, drooping; flowers unisexual, dioecious, dense, with a handle, outside the small bracts 3, tepals 6, green, white or yellow-green, wide oval or nearly round, margin curled inward; male flowers have stamens 3, filaments short rod, anthers oval, short and thick, diastema; female flowers with staminodes; ovary ovoid, style short, stigma head. Drupe oblong, with long stalk. Seeds oblong, horny endosperm. Flowering from April to May, the fruit of 10 to 11 months.
[Distribution]： origin born in the jungle, climbing on broad-leaved trees. Distributed in Guangdong, Guangxi, Yunnan and other places.Harvesting and processing，spring and autumn harvest, cut and dried.
[Medicinal properties]： long cylindrical, slightly twisted, 0.6 to 3 cm in diameter. Surface gray-brown to yellowish brown, rough, with longitudinal grooves and transverse cracks, the old stems easier to peel off the skin. Hard and difficult to break, seen a lot of dust when broken, irregular cross-section, yellow, with fibrous, there are brown and yellow-brown and white arranged in radial texture, pore-like catheter was xylem sometimes with fissures, center yellow-brown or cavity. Gas micro, taste bitter.Sexual flavor to the cold, bitter. Return Heart Sutra, the liver.
[Effect]：clearing heat and detoxification, purging fire purge. Classification under the genus antipyretic drug detoxification.
[Clinical application]: amount of 30 to 60 grams, decoction; topical amount, grinding juice or transfer deposited into powder. With internal governance toxic heat Sheng, constipation, dysentery, sore throat, red eyes and swollen, carbuncle swollen sore.
[Main components]:palm leaf tetrandrine, jatrorrhizine Africa tetrandrine, Palmatine armor Palmatine B, yellow vine lactones, sterols. Antibacterial tests showed yellow vine alkaloids Coriolis ringworm and other skin fungi are inhibited. Palmatine can enhance cellular immunity, humoral immunity and nonspecific immune function.
[Usag taboo] ：spleen Deficiency careful service.