您好,欢迎来到华佗小知识。
搜索
您的当前位置:首页网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述

网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述

来源:华佗小知识
 Guihaia May2019ꎬ39(5):569-573

DOI:10.11931/guihaia.gxzw201808032

http://www.guihaia-journal.com

RediscoveryandconformationofOreocharisrhytidophylla(Gesneriaceae)withsupplementarydescriptionofflowers

(1.CASKeyLaboratoryforPlantDiversityandBiogeographyofEastAsiaꎬKunmingInstituteofBotanyꎬChineseAcademy

ofSciencesꎬKunming650201ꎬChinaꎻ2.UniversityofChineseAcademyofSciencesꎬBeijing100049ꎬChina)

引文格式:张亚梅ꎬ郭世伟ꎬ陈文红ꎬ等.网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述[J].广西植物ꎬ2019ꎬ39(5):569-573.

ZHANGYMꎬGUOSWꎬCHENWHꎬetal.RediscoveryandconformationofOreocharisrhytidophylla(Gesneriaceae)withsupplementarydescriptionofflowers[J].Guihaiaꎬ2019ꎬ39(5):569-573.

ZHANGYamei1ꎬ2ꎬGUOShiwei1ꎬ2ꎬCHENWenhong1ꎬSHUIYumin1∗

Abstract:Flowermorphologyisakeytraitforsub ̄divisionandinter ̄speciesdefinitionofgenusOreocharis.O.rhytido ̄phyllaC.Y.WuexH.W.Liwaslastcollectedin1956andpublishedin1983ꎬandthespecieshasnorelevantcollec ̄tionrecordsforthenext60years.DuetothelackofflowermorphologyꎬtherearedoubtsinFloraofReipublicaePopu ̄larisSinicaeꎬPlantsofGesneriaceaeinChinaandFloraofChina.Afteryearsoffollow ̄upinvestigationꎬOreocharisrhytidophyllaC.Y.WuexH.W.Liwasrediscoveredin2017initstypelocality.Duetotheavailabilityoftheflowersduringtherediscoveryꎬweconfirmedthatthespeciesshouldbeconsideredasanaturalspeciesinsteadofdoubtfulone.Thephotos.Itsrediscoveryprovidesanopportunitytoexploreitssystematicpositioninthecontextofphylogenyinthefuture.Keywords:supplementarydescriptionꎬflowermorphologyꎬOreocharisꎬWuliangshanNationalNatureReserveCLCnumber:Q949  Documentcode:A  ArticleID:1000 ̄3142(2019)05 ̄0569 ̄05

floralmorphologyofO.rhytidophyllaC.Y.WuexH.W.Liwassupplementedbasedontherecentcollectionsand

网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述

张亚梅1ꎬ2ꎬ郭世伟1ꎬ2ꎬ陈文红1ꎬ税玉民1∗

(1.中国科学院昆明植物研究所东亚植物多样性和生物地理学重点实验室ꎬ昆明650201ꎻ2.中国科学院大学ꎬ北京100049)

摘 要:花部形态是马铃苣苔属属下划分和种间界定的关键性状ꎬ缺乏花器官的描述直接导致了一些存疑物种的存在ꎮ网叶马铃苣苔(OreocharisrhytidophyllaC.Y.WuexH.W.Li)自1956年最后被采集到并于1983年发表ꎬ由于没有花的特征ꎬ在«中国植物志»«中国苦苣苔科植物»和FloraofChina均存疑ꎬ但该种在随后的60余年间再无相关的采集记录ꎮ作者经过多年的跟踪调查ꎬ于2017年在其模式产地重新发现并采集了带花的凭证标本ꎮ该文作者根据已经采集到的具花标本ꎬ确定这个种是个自然种ꎬ并基于新收集到的材料ꎬ补充描述了花的形态特征ꎮ网叶马铃苣苔的重新发现ꎬ为探索其系统位置提供了重要的依据ꎮ关键词:补充描述ꎬ花形态ꎬ网叶马铃苣苔属ꎬ无量山国家级自然保护区

收稿日期:2018-09-22

基金项目:国家自然科学基金(31470306ꎬ31000258)[SupportedbytheNationalNaturalScienceFoundationofChina(31470306ꎬ31000258)]ꎮ

作者简介:张亚梅(1992-)ꎬ女(白族)ꎬ云南洱源人ꎬ硕士研究生ꎬ研究方向为生物地理和生物系统学ꎬ(E ̄mail)zhangyamei@mail.kib.ac.cnꎮ∗

通信作者:税玉民ꎬ博士ꎬ研究员ꎬ研究方向为热带植物分类学、地理学和生态学ꎬ(E ̄mail)ymshui@mail.kib.ac.cnꎮ

570广 西 植 物

1 Introduction

Benth.weremainlybasedonflowermorphological

The

classification

systems

for

Oreocharis

conservationꎬthespeciesisveryrareforitsrediscoveryafterthelastdiscoveryin1956indicatedbythespecimen(P.Y.Qiu53376)(Liꎬ1983).Hereꎬwesupplementarilydescribeitsfloralcharactersandsuggesttheexpandedgenus.

toconfirmitstaxonomicpositionasanaturalspeciesin

OreocharisrhytidophyllaC.Y.WuexH.W.Li

39卷

characters.Theflowermorphplogicalcharactersofthegenusareremarkablydiverseandincludethesymmetryofcorollaꎬthecolorofcorollaꎬtheshapeofcorollaꎬthenumberofstamensandstaminodes(Wangetal.ꎬ1990ꎬinBull.Bot.Res.3(2):9ꎬphoto5.1983ꎻK.Y.PaninActaPhytotax.Sin.25(4):290.1987.

1998ꎻmondifferentthatLi&differentleavesspeciesWangꎬ2004).flowersor(shareshareInthegenusꎬitisverycom ̄Wangsimilarsimilaretal.ꎬleavesflowers1990ꎬbutbut1998ꎻcompletelytotallyWangꎬ2004).ForexampleꎬOreocharisLi&

Caiana&leavesOliv.Z.K.whichWuissharesthemostflowercloselymorphologyꎬrelatedparvifloratoO.buthenry ̄LeitheO.purpurataarecompletelyB.PanꎬM.differentQ.Han(&CaiYanetLiual.ꎬis2017similar).toberO.inpinnatilobataleafꎬbutdifferent(K.Y.inPan)flowerMich.morphologyMöller&(HanA.We ̄al.ꎬ2017).

et

2 MaterialsandMethods

beenOreocharisavailabilitydoubtful

rhytidophyllain

taxonomic

C.Y.treatment

WuexH.W.until

Lihad

the

firstlyflowersdescribedofitsandobviouslybasedflowersdiagnosticoninthethetypefield.byspecimensThespeciesreticulatewithoutwasonbothsidesoftherugoseleaves(Liꎬthe1983).Subse ̄nervesquentlyꎬOreocharisitwasintheexcludedpublicationsintheChineseandmentionedlistofthewithgenusabrief1987ꎻnote2004).Wangoftheetabovegapofflowermorphology(Panꎬ

contactedWehadbeenal.ꎬtothe1990ꎬtypelocality1998ꎻmanyLi&timesWangꎬservedidnotinfindorderthestaffuntiltofindofWuliangshan2017ꎬitinwetheNationalNatureandRe ̄collectedfieldsincethespecimens2008ꎬbutwith

weflowersCountyꎬinYunnanoursurveyProvinceꎬtotheChina).typelocalityInthesight(Jingdongofthe

Type CHINA.Yunnan:JingdongCountyꎬWu ̄

liangshanmountainꎬMt.ꎬModaoheVillageꎬthefootofJiaodingtypeꎬ

KUN0484429!ꎻ

2November1956ꎬisotypeꎬ

P.Y.QiuKUN0548908!ꎬ

53376(holo ̄PE00030857 ̄60!).

3 ResultandAnalysis

3.1Supplementarydescriptionofflowers

4 ̄16 ̄floweredꎻInflorescencesaxillaryꎬcymes2-4ꎬ2 ̄4 ̄branchedꎬ

toaba ̄14cmꎻbractspeduncle3ꎬverticillateꎬdenselylong12-15brown×lanateꎬup

partedxially10-12×nearbrown1.1to-1.2baseꎬlanateꎬmmꎬlobesadaxialmarginequalꎬglabrous.2.5integrateꎬoblong ̄lanceolateꎬCalyx-3mmꎬ5 ̄adaxialglabrousꎬabaxialbrownlanate.Corollaapexyellowꎬobtuseꎬ33.5cm-3.7longꎬcmlongꎬ5-6glabrousꎻmmindiam.ꎻcorollaadaxialtubecylindricꎬlip2 ̄lobedꎬ

2.7-lobesorequalꎬlobesoblongꎬequalꎬobtuseꎬ6-abaxial8×3lip-3 ̄lobedꎬ5-65mmꎬapexlobes×3.6oblongꎬ-4mmꎬroundꎻlobesapexstamensnearlyroundincludedꎬadaxialantherscoherentinpairꎬabaxial

4ꎬantherscorollacmlongꎬtubefreeꎬadnate8adaxial-9mmstamenstofrombaseꎬ1.7abaxial-2cmstamenslongꎬadnate1.6-1.8to

filamentsbescentꎻwhiteꎬslenderꎬcorollalinearꎬtube1.4densely-1.5cmglandular ̄pu ̄

frombaseꎻstaminodeanthersside1ꎬclavateꎬoblongꎬ0.2 ̄loculedꎬ5mmlongꎬdehiscingadnatebroadwiseꎻtoabaxialglandularofcorollalongꎬglabrousꎻpubescentꎻtubenearstyle1ovarybase.-1.2linearPistil2.7-3.0cmlongꎬcmlongꎻwithstigmaridgesꎬ1ꎬ1.7disciformꎬ

-1.8cm5期张亚梅等:网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述571

PlateI HolotypeofOreocharisrhytidophyllaC.Y.WuexH.W.Li(KUN0484429)

retuse.Discring ̄shapedꎬyellowishꎬ2-2.1mmhighꎬmarginslightlyundulatewith5irregularlyandshallowlobes.

3.2Additionalspecimensexamined

TownꎬModaoheVillageꎬinbroad ̄leavedforestsꎬ

CHINA.Yunnan:JingdongCountyꎬLingjie

572广 西 植 物39卷

Note:A.LandformꎻB.HabitatꎻC.PlantꎻD.AdaxialleafꎻE.AbaxialleafꎻF.ApexofadaxialleafꎻG.LateralviewofcorollashowingtheglabroussurfaceandcalaxꎻH.Birdviewofopenedcorollashowingtheinteriorsurfaceofcorollatubeꎬstamensꎬfilamentsꎬstaminodeꎬfree

anthersandconnectionanthers(fi.Filamentsꎻst.Staminode)ꎻI.ApexofabaxialleafꎻJ.Pistilwithdisc(pi.Pistilꎻdi.Disc)ꎻK.YoungpistilꎻL.Frontviewofcorollashowingtheadaxialanthersfreeandabaxialantherscoherentinpairs(an.Anthers).

(Scalebars:DꎬE=3cmꎻFꎬGꎬHꎬIꎬJ=2cmꎻKꎬL=1cm)

PlateⅡ OreocharisrhytidophyllaC.Y.WuexH.W.Li(PhotographedbyGuoShiwei)

24°24′57.17″Nꎬ100°38′19.26″Eꎬ2331ma.

s.l.ꎬinflowersꎬ30August2017ꎬS.W.Guo.B201712Januaryꎬ1939ꎬM.K.Li2936(KUN0208330!ꎬ

-1083(KUN!).Thesameplaceꎬ2200ma.s.l.ꎬ

3.3Distributionꎬhabitatandphenology

(Liꎬ1983)isonlyknowninSouthYunnanandgrowsinevergreenanddeciduousbroad ̄leavedmixedca.2331m.FloweringfromAugusttoSeptemberandfruitingfromSeptembertoOctober.

OreocharisrhytidophyllaC.Y.WuexH.W.Li

KUN075288!ꎬKUN075289!).

5期张亚梅等:网叶马铃苣苔(苦苣苔科)的重新发现以及花的补充描述573

References:

CAILꎬHUANGHꎬDAOZLꎬetal.ꎬ2017.Oreocharisparvi ̄floraꎬanewspeciesofGesneriaceaefromnorthwesternYun ̄nanꎬChina[J].Phytotaxaꎬ329(2):167-172.

CHENWHꎬSHUIYMꎬ2006.Ancylostemonhekouensis(Gesne ̄riaceae)ꎬanewspeciesfromYunnanꎬChina[J].AnnBotFennꎬ43:448-450.

HANMQꎬPANBꎬZOULLꎬetal.ꎬ2017.OreocharispurpurataꎬanewspeciesofGesneriaceaefromHunanꎬChina[J].Phyto ̄taxaꎬ328(2):183-188.

LIHWꎬ1983.NotulaeDeGesneraceisYunnanensibus[J].Bullforestꎬonmoistrocksorcliffsatanelevationof

4 Discussion

OreocharisrhytidophyllaC.Y.WuexH.W.Liis

similarvenationtoofO.leavesꎬbenthamiabutitvardiffers.reticulatafromtheDunnlatterinnettedadaxialsurfacestronglybullate(Panꎬ1987ꎻWangbyitsal.ꎬet

toJ.O.1990ꎬhirsuta1998ꎻBarnettLi&WangandO.ꎬ2004).yunnanensisItisalsosimilar

theFreitasantherslattersinbytheitscorollaantherscharactersꎬcoherentinbutpairsitdiffersRossinifrom&2014).Itfreeisalso(Tansimilaretal.ꎬtoO.2013ꎻhekouensisRossiniand(Y.&M.FreitasꎬabaxialW.Shui&

leafH.ticulatebladeꎬChen)abaxialbutMich.itleafdiffersMöillersurfacefrom&theA.(ChenlatterWeberin&itsintheShuiꎬobviouselliptic2006ꎻ

re ̄MöllerAcknowledgementetal.ꎬ2011).

 WethankManagingBureau

ofsupportingJingdongourWuliangshanworkintheNationalfield.

NatureReserveforLIBotZYꎬResꎬGesneriaceaeWANG3(2):YZꎬ1inChina.2004.-55.

Zhengzhou:OreocharisBenth.Henan[M]//PlantsofMÖELLERnologyPublishnewdelineationMꎬMIDDLETONHouse:14-47.

Science&Tech ̄forOreocharisDꎬincorporatingNISHIIKꎬetal.ꎬ2011.APANgeneraofChineseGesneriaceae[J].Phytotaxaꎬanadditional23:1-tenROSSINIceae)KYꎬ[J].1987.TaxonomyofthegenusOreocharis(Gesneria ̄36.nameforJꎬFREITASActaPhytotaxtheillegitimateJꎬ2014.Sinꎬ25:264-293.

OreocharisOreocharisglandulosayunnanensis(ꎬanewTANceae)fromChina[J].Phytotaxaꎬ163(3):180-180.

Gesneria ̄aYHꎬLIJWꎬPANBꎬetal.ꎬ2013.OreocharisglandulosaꎬWANG[J].newWANGWTꎬPhytotaxaꎬspeciesofPAN131ꎬGesneriaceaeKYꎬ29fromsouthernYunnanꎬChinaLI-34.

ZYꎬ1990.Gesneriaceae[M]WANGScienceWT.[M]WTꎬPressꎬFloraPAN69:ReipublicaePopularisSinicae.Beijing://KYꎬ190-LI203.

ZYꎬetal.ꎬ1998.ence/Pressꎻ/WUZYꎬSt.Louis:RAVENMissouriPH.FloraBotGardenꎬofChina.18:Beijing:Gesneriaceae268-272.

Sci ̄

因篇幅问题不能全部显示,请点此查看更多更全内容

Copyright © 2019- huatuo0.cn 版权所有 湘ICP备2023017654号-2

违法及侵权请联系:TEL:199 18 7713 E-MAIL:2724546146@qq.com

本站由北京市万商天勤律师事务所王兴未律师提供法律服务