????λ?????? > ?????? > ?????? > ??????P > ?????
?????
???????ο???????Paulownia tomentosa ??Thunb.?? Steud.??????????Royal Paulowinia Flower 
?????????????????
??????????????????4??15m??????????????????????????????????????????????Σ???12??30cm????10??30cm???????????????Σ?????????3???????????????????????????????????·??????????????????????3??15cm????ɡ???????????????????????Σ?5?????в?????????Σ??????????????????????Σ???????????????????????????к?????????????????????????????Σ???3??4cm?????????????????????????4??5???????????????????????????????????????????
???????????????????????
??????????????????4??7.5cm???????1.2cm?????????1/2?????????Σ?????????????????????????????2?????????????????2.5cm?????????4cm??
??????????????ursolic acid???????????matteucinol????
??ζ???????ζ???
???????Σ???????????????????????????????????????????????????????????????????
