It's chrysanthemums Artemisia selengensis in Shanxian County, Heze City, Shandong Province is an annual or biennial herb of Compositae, with alternate leaves, long pinnate division and yellow or white flowers, which are very similar to wild chrysanthemum. Chrysanthemum is rich in nutrition, and has the effects of regulating spleen and stomach, facilitating defecation, clearing blood, nourishing heart, eliminating phlegm and moistening lung, reducing weight, lowering blood fat, lowering blood pressure, helping digestion and helping sleep.