26406.山東莎草族植物微形態(tài)學(xué)研究及基于形態(tài)證據(jù)的系統(tǒng)發(fā)育分析

1、曲阜師范大學(xué)2007級碩士研究生畢業(yè)論文0006737曲阜師范大學(xué)碩士學(xué)位論文原創(chuàng)性說明(在口劃“√“)本人鄭重聲明：此處所提交的博士口碩士∥論文《山東省莎草族植物微形態(tài)研究》，是本人在導(dǎo)師指導(dǎo)下，在曲阜師范大學(xué)攻讀博士口碩士√學(xué)位期間獨立進(jìn)行研究工作所取得的成果。論文中除注明部分外不包含他人已經(jīng)發(fā)表或撰寫的研究成果。對本文的研究工作做出重要貢獻(xiàn)的個人和集體，均已在文中己明確的方式注明。本聲明的法律結(jié)果將完全由本人承擔(dān)。作者簽名：多r7

2、自壘日期：三lp／哆6‘曲阜師范大學(xué)碩士學(xué)位論文使用授權(quán)書(在口劃“√“)《山東省莎草族植物微形態(tài)研究》系本人在曲阜師范大學(xué)攻讀博士口碩士弋每位期間，在導(dǎo)師指導(dǎo)下完成的博士口碩士囪每位論文。本論文的研究成果歸曲阜師范大學(xué)所有，本論文的研究內(nèi)容不得以其他單位的名義發(fā)表。本人完全了解曲阜師范大學(xué)關(guān)于保存、使用學(xué)位論文的規(guī)定，同意學(xué)校保留并向有關(guān)部門送交論文的復(fù)印件和電子版本，允許論文被查閱和借閱。本人授權(quán)曲阜師范大學(xué)，可以采用影印或其他復(fù)制

3、手段保存論文，可以公開發(fā)表論文的全部或部分內(nèi)容。作者簽名：119藿日期：乃p6占導(dǎo)師簽名：饅勿風(fēng)日期：少肜莎易Ⅱ曲阜師范大學(xué)2007級碩士研究生畢業(yè)論文AbstractThefamilyCypereaeisestablishedonthetypeofCyperusLwhichissetupinLinnaeus(1753)bookSpeciesPlantarum))bytheBelgianbotanistDumortierin1829Fr

4、omthebeginningoftheestablishmentofthistribe，thoughdifferentclassificationsystemshaveputforwardawiderangeofviewsfortheCypereaetaxonomicscope，thereisstillnomatureschemeThestudyoftheseclassificationsystemsonCypereaeisalllim

5、itedtomorphologyandtraditionaltaxonomicmethodsareusedtoestablishthesystem，ietheweightingapproachistakentosomecharactersThereisstillnomicromorphologicalstudyonCypereaeandthereisnosystemsetuponthecharacterequalityattitudeI

6、nthepresentstudyweselectShandongProvinceasthestudyareaswhere24typesofCypereaeplantsdistributedalestudiedinpeficarpandbractsepidermismicromorphologyBasedonstudiesofplantmorphologyandtheconclusionsoftheabovetwo，takingthenu

7、mericalclassificationmethod，westudyandexaminethecategoriesrangeofCypereaeinShandongprovinceHopefullywecanprovidesomeconstructivesuggestionsonthenationwideclassificationsystemofCypereaeTheresultsareasfollows：1Microphotogr

8、aphsofachenesAllCypereaeplants(24species)distributedinShandongprovinceareexaminedandphotographedunderthescanningelectronmicroscopeofpericarpmicromorphologyThreetypesofpericarpornamentationarefoundhere：reticulartubercular

9、andreticulartubercularornamentationThedistributionofthesethreetypesofornamentationisdifferentfromsystemestablishedbytraditionaltaxonomyAccordingtothestudyJunceHusandPycreusshouldbeaseparategenusrespectivelyandnotbeincorp

10、oratedintoCyperus；whileMariscusandToruliniumshouldbeincorporatedintoJuncellus2MicrophotographsofbractsThebractsofCypereaeplantsaleexaminedandstudiedunderthescanningelectronmicroscopeforthefirsttimeNopricklehairandshortce

11、llsarefoundonboththeadaxialandtheabaxialepidermisThestomatalapparatusareparacytic，andtheguardcellsofstomataaredumbbell—shapedThemaindifferenceslieinanticlinalwallstraitofthelongcellofbractepidermis；thepresenceorabsenceof

12、silicaparticlesinpulsearea；thenumberofstomataininterpulse；theshapeofthestomataaccessorycells；andthenumberoflayersofstomataouterledgeBractepidermismieromorphologyfeaturessupportthefollowingconclusions：Juncellusshouldbease

13、parategenus；thereisasmalldistinctionbetweenPycreusandCyperus，MariscusshouldbeincorporatedintoCyperusHoweverthebractsoftheball—sequencedToruliniumaredifferentfromalltheothergeneraofCypereaeThereisrichwaxinessinadaxialepid