苦棟树(Melia azedarach L.)为温带落叶乔木,我国江南諸省均有产植,別称川棟、金鈴子、翠树、紫花树等,英文名China Tree,China Berry,Pride of India等。我国古时很早就用其树皮、根、子、实等治病、驅虫,神农本草經載“楝实退大热,杀三虫,治疥瘍,利小便”;唐孙思邈著千金翼方載“楝根微寒,疗蚘虫,利大 Bitter tree (Melia azedarach L.) is a temperate deciduous tree, Jiangnan provinces have production, also known as Chuan Dong, Jin Ling Zi, Cui Shu, Zihua Shu, the English name China Tree, China Berry, Pride of India and so on. Early in ancient China with its bark, roots, sub, real and other treatment, deworming, Shennong Materia Medica contained ”neem real retreat hot, kill three insects, cure ulcer, Lee urine“; Tang Sun Ssu With a daughter wing set ”Azadirachto slightly cold, treatment roundworm, Lee