Huang Lian - Chinese Goldthread Rhizome【New Wt: 100g】

NPN 80095588

【Macroscopic Features】
Wei lian: Gather in a cluster, often curved, like a chicken claw, 3~6cm long, 0.3~0.8cm diameter. Externally rough, with irregular nodular projections, with rootlets and remnants of rootlets. Internode has smooth stem-like surface. Upper portion often remains brown scales; apex often has remnants of stem or leaf stem. Externally grayish-yellow or yellowish-brown. Hard texture, fractured surface is not smooth, cortex is orange-red or dark brown, xylem is fresh yellow or orange-yellow, radial arranged, sometimes pith is hollow. faint odor, very bitter taste.

Ya lian: singular, slightly cylindrical, ‘silkworm-like’ shaped, slightly curved, 4~8cm long, 0.5~1cm diameter. ‘Cross the bridge’ feature is relatively long. Apex has a few remnants of stem. Superior medicinal material is dry, thick and strong, without rootlets and silkworm-like.

Yun lian: curled to hook-like, ‘scorpion tail-like,’ often singular, relatively thin and small. Superior medicinal material is dry, thin, numerous nodes, few rootlets, yellow color.

【Properties】Bitter; cold.

【Channels (meridians) entered】Heart, Spleen, Stomach, Liver, Gallbladder, Large Intestine.

【Functions】
Clears heat, dries dampness, drains fire, resolves toxin. Damp-heat distention and fullness, vomiting and acid regurgitation, diarrhea, jaundice, dizziness with high fever, excess of heart fire, insomnia due to vexation, haematemesis and epistaxis due to blood heat, red eye, toothache, diabetes, abscess, sore and boil swelling, externally used to eczema, ear pus.