Because the pronunciation of Polygonatum sibiricum is similar to that of gold, its appearance is golden yellow, and it also has high medicinal value, so it is called gold in the ground.

Polygonatum sibiricum, scientific name of traditional Chinese medicine. It is the dried rhizome of Polygonatum sibiricum. Polygonatum sibiricum. Or Polygonatum sibiricum. Myrtle of Liliaceae. According to different shapes, it is commonly called "rhubarb essence", "Polygonatum sibiricum" and "Polygonatum sibiricum". Has the effects of invigorating qi, nourishing yin, invigorating spleen, moistening lung and tonifying kidney. It is often used for spleen and stomach weakness, mental fatigue, stomach yin deficiency, lung deficiency, dry cough, fatigue cough, blood deficiency, soreness of waist and knees, premature graying of hair, internal heat and thirst quenching.