大青叶

NamingDa Qing Ye (Folium Isatidis)——Ming Yi Bie Lu (Miscellaneous Records of Famous physicians)The Processing of Da Qing YeOriginThe leaf blade of biennial herbaceous plant Isatis indigotica Fort. of family Cruciferae.LocationJiangsu, Anhui, Hehei, Henan provinces, etc. of China. .HarvestPlanted in

NamingDa Qing Ye (Folium Isatidis)——Ming Yi Bie Lu (Miscellaneous Records of Famous physicians)The Processing of Folium IsatidisOriginThe leaf blade of biennial herbaceous plant Isatis indigotica Fort. of family Cruciferae.LocationJiangsu, Anhui, Hehei, Henan provinces, etc. of China. .HarvestPlante