黄精属（学名：Polygonatum）是百合科下的一个属，为多年生草本植物。该属共有约50种，分布于北温带。

Polygonatum /ˌpɒlᵻˈɡɒnətəm/, also known as King Solomon's-seal or Solomon's seal, is a genus of flowering plants. In the APG III classification system, it is placed in the family Asparagaceae, subfamily Nolinoideae (formerly the family Ruscaceae). It has also been classified in the former family Convallariaceae and, like many lilioid monocots, was formerly classified in the lily family, Liliaceae. The genus is distributed throughout the temperate Northern Hemisphere. Most of the approximately 63 species occur in Asia, with 20 endemic to China.