Bitter chrysanthemum. Chrysanthemum coronarium is a common green vegetable in life, the dish that is thinner than Chrysanthemum coronarium is called bitter chrysanthemum, Chrysanthemum coronarium has a width of 2 to 3 centimeters, while bitter chrysanthemum has a length of about 2 to 6 centimeters and a width of about 1 to 2.5 centimeters. Chrysanthemum coronarium, the name of traditional Chinese medicine, is a plant of the genus Chrysanthemum in the family of Asteraceae, the stem of Artemisia. Bitter chrysanthemum is an annual or biennial herb of the family Asteraceae, genus Chicory, found in southern Europe as well as China.