Rhizome of Dioscorea hypoglauca Palibin and several other species of the
same genus, family Dioscoreaceae, or some species of Smilax, (Liliaceae)
are also used medicinally.
Rhizome branching in ginger shape or irregular masses. Surface brown-black
or brown-yellow, with fibrous roots or protruding fibrous root scars.
Prepared as slices, slightly curled, fine and smooth or somewhat coarse,
loose, yellow-white, with yellow-brown dotted or striated vascular bundles.
The pieces of Smilax rough and reddish. Bitter in taste, slightly cold
in nature, and attributive to liver and stomach channels.
1. Clear away heat and dampness,cleaning the urine: For stranguria complicated
by chyluria, turbid urine, leucorragia, skin lesion of dampness-toxin
type, and eczema.
2 Expel wind and deprive dampness, relax the tendons: For rheumatism with
swelling and immovability of joints and numbness of the extremities.