Pyrethum Daisy
《英文msh詞典》Pyrethum Daisy
[同義詞] Pyrethum Daisy
[主題詞] Chrysanthemum cinerariifolium
[英文釋義] A plant species of the genus CHRYSANTHEMUM,family ASTERACEAE. The flowers contain PYRETHRINS,cinerolones,and chrysanthemines which are powerful contact insecticides. Most in the old Pyrethrum genus are reclassified to TANACETUM; some to other ASTERACEA genera.