In the Chinese Herbal Materia Medica, Tian Men Dong belongs to category of herbs that supplement/tonify, and the sub-category of herbs that tonify yin.
Taste: sweet, bitter
Temperature: very cold
Channels Entered: Kidney, Lung
(1) Nourishes Kidney & Lung yin and clears Lung heat.
(2) Moistens the Lungs, nourishes the Kidneys, and generates fluids.
Common Name: Chinese Asparagus Tuber
Pharmaceutical: Tuber Asparagi Cochinchinensis