伞形科apiaceae.doc

文档介绍：伞形科Apiaceae1-,butmoreoftentheyareimperfect,andtheplantsarethenmonoecious,dioecious,,thepetalsareoftencurved,the5stamenswithinaflowerunfoldatdifferenttimes,thestylebasesenlargetoformthestylopodiumthatsecretesnectar,-,,,-BiennialplantsManymembersoftheApiaceaeintemperateregionsareherbaceousplants—annuals,biennials,,likecarrots,thatproduceleavesandanundergroundrootthefirstyear,thenflower,setseed,anddieduringthesecondyear4-,-,aswellasthestems,,-monplantalongroadsidesinIllinoisisQueenAnne'sLace,,andthesearesecondyearplantsthatareproducingflowers7-,-FlowersThisisasimpleumbelinwildparsnip,,-DevelopingfruitsTheovaryisinferior,andthisphotoshowstheovariesdevelopingintofruitsinwildparsnip,-,-SpicesMa