Detailed Product Description Dried root was cylindrical, long 10 ~ 30 cm, diameter 1 to 2.4 centimeters. Significant ... and slightly roll back, lateral extension. Quercus thin, brown-yellow or gray-brown, most broken out curl, easy to peel off ... piece of the oblique slice, shape, sizes, oblique round or oblong, long 2 to 5 cm and width of 1 ~ 1.5 ...