杨树花为杨柳科杨属植物的干燥雄花序,有化湿止痢之功效,收载于1977年中国药典。其水煎剂和片剂治疗细菌性痢疾治愈率分别为100%、77%。鉴于杨属植物多具抗菌,抗病毒等生理活性,人们对其茎皮、叶和芽进行了较为深入的化学研究。涉及26个种,分离鉴 Poplar flowers are dry male inflorescences of the genus Populus in the family Yangliuaceae. They have the effect of dampness and phlegm only, and they were included in the 1977 Chinese Pharmacopoeia. Its water decoction and tablet treatment of bacterial dysentery cure rate were 100%, 77%. In view of the antibacterial, antiviral and other physiological activities of the genus Populus, people carried out more in-depth chemical research on their bark, leaves and buds. Involving 26 species, separate Kam