Herbs that Tonify Yin

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Which pair of herbs would you use to tonify Liver and Kidney yin, brighten the eyes, and blacken the hair?
Mo Han Lian and Nu Zhen Zi are paired herbs and make up the formula Er Zhi Wan (two-solstice pill). They tonify Liver and Kidney yin without being sticky or cloying.

Source: Bensky, D. (2004). Chinese Herbal Medicine: Materia Medica. Seattle, WA: Eastland Press. pp. 838. [Q1144]