中国兰科蝴蝶兰属一新记录种——洛氏蝴蝶兰（英文）

中国兰科蝴蝶兰属一新 记录 混凝土 养护记录下载土方回填监理旁站记录免费下载集备记录下载集备记录下载集备记录下载 种——洛氏蝴蝶兰（英文） 中国兰科蝴蝶兰属一新记录种——洛氏蝴 蝶兰(英文) 植物分类学报45(6):855—856(2007) ActaPhytotaxonomicaSinica doi:10.1360/aps06125 http:llwww.plantsystematics.com Phalaenopsislobbii(Rchb.f.)H.R.Sweet,anewrecordof OrchidaceaefromYunnan,China LIUQiangYINShou-HuaHUANGWenYINJian-Tao (XishuangbannaTropicalBotanicalGarden,theChineseAcademyofSciences,Mengla,Yunnan666303,China) AbstractPhalaenopsislobbii(Rchb.f)H.R.Sweet,anewlyrecordedspeciesof OrchidaceaefromChina,isdescribed.ThisspeciesresemblesPhalaenopsisgibbosaand PhalaenopsisparishiLbutdiffersbyhavingwhiteflowers,notzigzagrachisandan irregular—subdenticulatecallusbetweenthetwoside—lobesofthelip. KeywordsPhalaenopsis,Phalaenopsislobbii,Orchidaceae,newrecord,China. Duringconductingtheprogramon”IntroductionandPreservationofTropicalPlant GermplasmandResearchonPlantResource”inXishuangbannaTropicalBotanicalGarden.J. Y.Gaoeta1.foundanorchidspeciesinLincang,Soul:hwestemYunnan,Mav2001.This speciesisepiphyticonthetrunkinsparsewoodsat600m.andcollectedintheXishuangbanna TropicalBotanicalGardenasyet.ThespeciesisfoundasanewrecordtotheFlora ReipublicaePopularisSinicae(Tsi.1999)andherereported. Phalaenopsislobbii(Rchb.f1H.R.Sweet.GenusPhalaenopsis53.1980.——P.parishii Rchb.fvar.1obbiiRchb.finW.W.Saunders.Refug.Bot.2:t.85.1870.——P.decumbens (Griff1Holttumvar.1obbii(Rchb.f1P.F.Hunt,miller.OrchidSoc.Bul1.40:1094.1971.一 一 PDfvcfloslobbii(Rchb.f1Shim,MalayanNat.J.36:24.1982. 洛氏蝴蝶兰新拟Figs.1,2 Epiphyticplants.AerialrootsflaRened,fleshy,glabrous,green,upto30cmlong.Stem short.completelyenclosedbyimbricatelearsheaths.Leavessub—basal,thin,slightlyfleshy, 3-5.usually2atfloweringtime,alldeciduousorsometimesleaving1_2inwinter,largely elliptic,9一ll×3.5_4cm,obliquelynotchedatapex.Inflorescenceracemose,slender,shorter thantheleaves.1axlywith2to6flowers.Pedunclegreen,wim2_4membranoussheaths. Rachissuberect.Bractssmall,elliptic,obtuse.Pedicelandovarypaleyellow—green,1一1.5cm long.Flowersfullyopen,almost1.5cmacross,sepalsandpetalscreamy—white,mid—lobeof lipwithtwochestnut.rustyverticalbands,columnwhite;dorsalsepaloblong—elliptic,8×5 mn1.apexobtuse.Lateralsepalsobliquelyovateorsub.orbicular,6×4mnl,obtuse.Petals cuneateornarrowlyobovate,7×3mnl,apexobtuseorrounded.Lipshortlyclawed,adnateto thecolumnfoot,three.1obed,side.1obeserect,falcate,acute,3×lmm;mid—lobebroadly triangular,fleshy,concave,apexrounded,6×10mm;appendageatbaseofmid—lobeis semi.circular,fleshy,irregularlydenticulate;discoflipwith4filiformsegments(atjunction ofmid.andside.1obes);columnshort,slightlycurved,4-5mi/1long,basedwithafootl-2 mnllong.Pollinia2.unevenlycleft.F1.Apr.-May. China.Yunnan(云南):Lincang(临沧),epiphyticontreesinsparsewoods,alt.600m, 2001.05.15.Gaoeta1.(高江云)114619(HITBC). Phalaenopsislobbii,aspeciesdistributedinIndia,Bhutan,MyanmarandVietnam,is Received:15August2006Accepted:15August2007 Suppo~edbytheYunnanKeyProjectoftheChineseAcademyofSciences,GrantNo.2000WK-07,andBotanicGardens ConservationInternationalSoutheastAsiaSmallGrantsProgramme. Authorforcorrespondence.E-mail:<ysh@xtbg.org.ca>. 856ActaPhytotaxonomicaSinicaVo1.45 similartoP.gibbosaH.R.SweetandP.parishiiRchb.f,butitisnotdifficulttodistinguish them.Phalaenopsislobbiihaswhiteflowersandnotzigzagrachis,butP.gibbosaiswith greenishsepalsandpetalstowardstheapicesandzigzagrachis;thetransversesemicircular plateofthecallusinP.1obbiiisirregular?subdenticulate,whereasthatoftheP.parishiiis long?fimbriate(Christenson,2001). Fig.1.AphotooftheplantwithflowersFig.2.Aphotooftheflower AcknowledgementsTheauthorsaregratefultoMs.GloriaSIULai?Ping,KadoorieFarm andBotanicGarden,HongKong,Mr.LIUYan,GuangxiInstituteofBotany,Guangxi ZhuangAutonomousRegionandDr.JINXiao?Hua,InstituteofBotany,theChinese AcademyofSciences,fortheirusefulinformationandcomments. References ChristensonEA.2001.Phalaenopsis:amonograph.Portland:TimberPress.67—75. TsiZ-H(吉占和).1999.Phalaenops&B1.In:FloraReipublicaePopularisSinicae(中国植物 志).Beijing SciencePress.19:373-379. 中国兰科蝴蝶兰属一新记录种 刘强殷寿华黄文殷建涛 (中国科学院西双版纳热带植物园南勐腊666303) 洛氏蝴蝶兰 摘要报道了中国兰科Orchidaceae植物一新记录种——洛氏蝴蝶~一 Phalaenopstslobbii(Rchb.f)H.R. Sweet..它与gibbosa,parishii~常相似,但本种的花白色,不具”z”字形花序轴,可以区别于前 者:唇瓣上两侧裂片之间的横向半圆形附属物边缘具不规则细锯齿可以区别于后者. 关键词蝴蝶兰属;洛氏蝴蝶兰;兰科;新记录;中国