药用黄精种质的变迁

始载于《名医别录》的黄精，包含有多种黄精属植物。南北朝时期黄精来源于黄精属植物中根状茎结节状类群。到了唐宋时期，黄精属植物中轮叶类群被推崇，其中又以黄精Polygonati sibiricum Delar．ex Redoute为胜，并形成了嵩山、茅山的道地产区。这种情况一直持续到明朝。清朝，互生叶类群开始逐渐与轮生叶类群并列，并成为黄精类药材的主流品种。到了民国时期，互生叶类群的多花黄精演变为药用黄精的主流，最终形成了现在两种类群兼有的用药情况。

The vicissitude of Huangjing(rhizome of king solomonseal) germplasm

Huangjing(rhizome of king solomonseal),originally recorded in Ming yi bie lu involved several kinds of Polygonatum plant.The Huangjing of Northern and Southern dynasties Was derived from rhiZome nodular groups of Polygonatum plant.In Tang and Song dynasties,the verticillate leaf group of Polygonatum plant Was enthroned especially the Polygonati sibiricum Delar.ex Redoute and formed the genuine productive area:Songshan and Maoshan.Such situation continued until Ming dynasty.After Qing dynasty,alternate leaf group together with verticillate leaf group became the main variety of Polygonatum herb.In the period of republic of China,the Polygonatum cyrtonema Hua of alternate leaf group developed into the main stream of Medicinal Huangjing and finally formed the medicated situation of two kinds of groups of this time.