Herbs that Tonify Yin

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Besides tonifying Lung and Stomach yin, what is another important action of Mai Men Dong (ophiopogonis radix)?

Clears Heart heat and eliminates irritability
Tonifies Liver yin to brighten eyes
Stops bleed; for bleeding due to deficiency heat
Calms restless fetus; for threatened miscarriage due to deficiency

Mai Men Dong also clears Heart heat, for irritability due to yin deficiency or in the aftermath of a febrile disease. This comes up in formulas like Tian Wang Bu Xin Dan.

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. pp. 824. [Q1136]