The Wei Lian coptis

Odor even more clustering, often curved, shaped like chicken feet, single root length 3 ~ 6cm, diameter 0.3 ~ 0.8cm. The surface is gray-yellow or brownish, rough, with irregular nodular ridges, fibrous roots, and fibrous root residues. Some internode surfaces are smooth, such as stems, which are commonly known as "bridges." The upper part of the brown scale leaves, the top often leaves a residual stem or petiole. Hard, irregular cross-section, orange-red or dark brown leather, wood is bright yellow or orange, arranged radially, hollow part of the pith. Gas micro, extremely bitter taste.