NEWCOMBINATIONSINNORTHAMERICAN CARYOPHYLLACEAE J.K.Morton DepartmentofBiology UniversityofWaterloo Waterloo,Ontario,CANADAN2L3G/ jl<[email protected] ABSTRACT Thefollowingnewcombinationsareproposed.CerastiumvelutinumRa[.var.vinosissimum(Pcnnell) J.K.Morton,SilenedrummondiiHook,subsp.striata(Rydb.)J.K.Morton,Silene\acin\ataCav.subsp. calijormca(Durand)J.K.Morton,SileneosUnJeldii(A.E.Porsild)J.K.MortonandStellariacuspidaia Willd.exSchlecht,subsp.prostrata(Baldw.exEll.)J.K.Morton. RESUMEN Seproponenlassiguientesnuevascombmaciones.CercrsdumvelutinumRaf.var.villosissimum (Pennell)J.K.Morton,SilenedrummondiiHook,subsp.striata(Rydb.)J.K.Morton,SiJenelauniata Cav.subsp.cahfornica(Durand)J.K.Morton,Sileneoslenjeldii(A.E.Porsild)J.K,MortonyStcUana cuspidaiaWilld.exSchlecht.subsp.prostrata(Baldw.exEll.)J.K.Morton. DuringthepreparationoftreatmentsofCerastium,SileneandStellariaforthe FloraofNorthAmerica,theneedforthefolfowingnewcombinationsbecame apparent. NEWCOMBINATIONS CerastiumvelutinumRaf.varvillosissimum(Pennell)J.K.Morton,comb.nov. Basionym:CerastiumarvenscL.var.villosissimumPennell,Bartonia12:11.193LTYPE:U.S.A: Phnnsyivania.ChesterCo.:rockycliff,serpentinebelowLeesMillsbyOctoraroCreek,21Sep 1920,Pennei;10767(holotype:PH;ISOTYPE:NY). CerastiumarvenscL.inNorthAmericaconsistsofatleastthreespecies.Oneof these,CerastiumvelutinumRaf.,mcludestheplantthatPennell(1931)described asCerastiumarvenseL.varvillosissimum.Thenewcombinationisrequiredto accommodatethischange. SilenedrummondiiHook,subsp.striata(Rydb.)J.K.Morton,comb,etstat.nov. basionym:LychnisStriataRydb.,Bull.TorreyBot.Club31:408.1904.TYPE:COLORADO:Cam- eronPass,1000ft,30Jul1896,Baker5.n.(HOLOTYPE:NY;ISOTYPE:MO). Silenedrummondiicontamstwotaxa,subsp.drummondiiwhichischaracter- isticallyaprairietaxon,andsubsp.striatawhichisassociatedwiththeRocky MountainsfromneartheCanadabordersouthwards.Thoughthetwosubspe- ciesareclearlydistinctmtheirextremeformstheyintergradewheretheycome intocontact. SIDA21(2):887-888.2004 888 BRIT.ORG/SIDA21(2) SilenelaciniataCav.subsp.californica(Durand)J.K.Morton,comb,etstat.nov. BASlONVM:5i/fiuT(/li/<)nii(;(il)uraiicl,j,Ac;rI.Nat.Sci.Philadelphia,n.s.3:83.18'5i.TVPi::CALI- FORNIA:Praltcns.n.(iiOLtrrviM-:Rn.v.). TheMexicanPinks(S.laciniata,S.californicaandS.grcggiiA.Gray)havefre- c[uentlybeenregardedasdistinctspecies,hithecontextofNorthAmericathis isprobablyappropriate,forallthreehaveclearlyrecognizablemorphological characters.However,inMexico,wheretheirdistributioniscentred,manycol- lectionsshowintcrgradingcharactersandarenotreadilyidentifiable.Forthis reason,subspecilicstatusismoreappropriate. Silene oslenfeldii(A.C.Porsild)J.K. Morton,comb. nov.Basionym:Mclitndnuiti ostcnfcJtUiAh.rorsild.Sargentia4:37.1943.Tyim;:CANADA:NarakayIsland.DcascArm.Great BearLake,NorthwestTerritories,IAug1928.A.li.&R.T.Poisild4839(HOLOTVPI^:CANj, Silenelainiyrensis{.John.)Bocquetisthenamethathasbeenusedforthisspe- ciessinceBocquetcreatedthecombinationin1967.Unfortunately,Bocquetdid nothaveaccesstothetypespecimenonwhichthenameisbased{lobnatchcw 762]holotype,1.).RecentlyPetrovsky&Elvcn(intheon-linePanArcticFlora- www.mun.ca/biology/delta/arcticf) reported that they hadexamined &TohSncahtlecchhetw.')sBsopceqcuiemt.enTahnedccoomnbsiindeartiitotnob5ei/acnfcoromstoefnfScikIlciniehiansvoalpupcraariecnt(lCyhanmo.t beenvalidlypublished.ElectronicpublicationisnotacceptableunderArticle 29.1oltheInternationalCodeofBotanicalNomenclature(Greutcretal.2000). Accordinglythecombinationisvalidatedhere, SiellariacuspidaiaWilld.exSchlecht.subsp.prostrata(Baldw.exEll.)J.K.Mor- ton,comb,etstat.nov.Qasioww.SldhnuipwstnUiiBaldwexEll.,SketehBot.S.Caro- lina1:518,182.1.Tvri-:FLORIDA:ontheislaiuiolFortGeorge,Last-FloridalApalaehieolaj, withoutdate,Baldwins.n.dKiiirivrr:NY). Stellariacuspidataand5.prostratafrequentlyintergradeandhencearebetter treatedassubspecies.Theformertendstobemontaneandthelattertobea lowlandweed. REFERFNCr.S BocQUET,G.1967.PhysolychnidumdimGastrolychnidumnomenclaturaefundamentum includenscombinationestaxaquenonnuilaSilenesgeneris.Candollea22:1-38. GrluiiH,W.,J.McNmiI,F.R.Barrif,H.M.BurdflV.DfmuulinJ.D.Fiik.ufiras,D.H.Nk.asm,P.C.Silva, J.E.Sk(x,,P.Trfhani,N.J.Turiand,andD.L,H.awksworih(eds.).2000.Internationalcodeof botanicalnomenclature(St.LouisCode)AdoptedbytheSixteenthInternationalBo- tanicalCongressSt.Louis,July-August1999.Koeltz,Kbnigstein. Pennell,F.W.I931.Onsomecriticalspeciesoftheserpentinebarrens.Bartonia12:1-23.