中国兰科植物三个新记录种

云南植物研究 2007,29(2):169～170

ActaBotanicaYunnanica

中国兰科植物三个新记录种

金效华,陈心启

(中国科学院植物研究所,北京 100093)

摘要:报道了中国兰科植物的三个新记录种,裂唇卷瓣兰(Bulbophyllumpicturatum),长柄虾脊兰(Calan-theallizettei)和绿花毛兰(Erialanigera)。裂唇卷瓣兰的中萼片全缘前部具一粒状附属物,唇瓣基部两侧具耳。长柄虾脊兰的中裂片非常小并具三条褶片。黄花毛兰的花黄绿色,唇瓣不裂。关键词:裂唇卷瓣兰;长柄虾脊兰;绿花毛兰;兰科;新记录;中国

中图分类号:Q949 文献标识码:A 文章编号:0253-2700(2007)02-169-02

ThreeNewRecordedSpeciesofOrchidaceaefromChina

JINXiao-Hua

**

,CHENSing-Chi

(InstituteofBotany,ChineseAcademyofSciences,Beijing100093,China)

Abstract:Bulbophyllumpicturatum,CalantheallizetteiandErialanigera,threeChinesenewrecordedspeciesofOrchi-daceaearereported.B.picturatumischaracterizedbyitsentiredorsalsepalwithasetaandlipwithtwoauriclesatbase.Calantheallizetteicanbeeasilydistinguishedfromitsrelativesbyitslipwiththreelamellaandsmallmidlobe.Erialanig-eraischaracterizedbyitsentirelipandyellowishgreenflowers.

Keywords:Bulbophyllumpicturatum;Calantheallizettei;Erialanigera;Orchidaceae;Newrecord;China

DuringourfieldworkinsouthernYunnanfromMarchto

April2006,threenewrecordedOrchidaceaespeciesfromChinawerediscoveredandherereported.

Bulbophyllumpicturatum(Lodd.)Reichenb.f.inWalp.Ann.6:262.1861,Seidenf.inDanskBot.Arkiv.Bind.33.Nr.3.1979.———CirrhopetalumpicturatumLodd.inBot.Reg.Misc.49.1840.裂唇卷瓣兰(新拟)

China.Yunnan(云南):Menglian(孟连),alt.1100m,epiphyticontrunksinlimestoneareasforest,2006-03-13,X.H.Jin8087(PE).

Epiphyticontrunk.Rhizomecreeping,3mmindiam.Ro-otsfromnodeswithpseudobulbs.Pseudobulbsnarrowconical,3-5cmlong,1.5cmindiam.,2-3cmfarawayeachother.Leafoneoneachpseudobulbs,linear,25cmlong,3cmwide.Umbellateinflorescencesarisingfrombaseofpseudobulbs,15cmlong,infertilesheathedbracts2-3,fertilebractslanceolate,7mmlong,1.5mmwide,5-10-flowered.Ovarywithpedicel1.6cmlong.Flowersyellow,purpledotted.Dorsalsepalconcave,entire,tipwitha7mmlongseta,ovate,6mmlong,6mm

wide,teralsepalslonglanceolate,3.5cmlong,0.6cmwide,acute,twisted,adnateatupperpartabout2cm,apartonlyatbaseandapex.Petalsovate,denselypurplepotted,dentate.Liplingulate,movable,withtworound-edauriclesatbase,5mmlong,1.5mmwide,fleshy.Columnyellow,3mmlong,enlargedatbase.Anthercapdentateinfront,palepurple.

CalantheallizetteiGagnep.inBull.Mus.Hist.Nat.Par-is,Ser.2,xxii.508.1950.Seidenf.inOperaBot.141:177.1992.长柄虾脊兰(新拟)

China.Yunnan(云南):Malipo(麻栗坡),alt.1684m,terrestrialinlimestoneareasforest,2006-04-10,X.H.Jin8139(PE).

Terrestrial.Pseudobulbconical,1cmtall,1cmindiam.Leavesbasal,2-4oneachpseudobulb,fulldevelopedatanthe-sis,45cmlong,formedthepseudo-stemabout20cmlong;peti-ole25cmlong;bladelanceolate,20cmlong,6cmwide,acu-minate.Inflorescence10cmlong,3-10-flowered.Bractstrian-gular,acuminate,2-4mmlong,1mmwide.Pedicelwithovary

Foundationitem:ThisresearchwasfundedbyShenzhenFairyLakeBotanicGardenandtheMinistryofScienceandTechnologyofChina(2005DKA21006)Authorforcorrespondence

Receiveddate:2006-06-13,Accepteddate:2006-09-19

作者简介:金效华(1975-)男,博士,主要从事兰科植物的分类研究。