Westen Wildlife Vol 7, No. 4

FLORA OBSE RVATIONS IN CARNIVOROUS ANDASSOCIATED AIIn Lo'vwie Eachtime I am in the field I am 4-lobedlaterally paired and samepollinator's body would insure constantly on the lookout for the the sundewa 5-lobed circular that eachspecies does not dilute the pollinatorsof camivorousplants - flower, both species are clearly other's patch. This also strangely,a rarely observedevent. mimicking eachother.Each species insurespollen in these segregated Very little is known about the hassmall bright white flou erswith patches will be delivered to the pollinalorsof theseplants and it is redspotmarks neartheirpetalbases correct species'stigma"/s. alwaysaprivilege to view It is conceivable that these two On an expeditionin June1995 to at work whenthey areencountered. unrelatedplant speciestoo maybe the remote region of the Kimberley, The pollinators I have using the services of the same at a beautiful location on the banks witnessedpollinating carnivorous pollinator. of Grevillea Creek on Beverley plants in south-westWestern lf the samepollinalor serviced Springs cattle station, I was A.ostraliaare B ombyllid flies. These theset\ao unrelated species. pollen privileged to see two noteworthy sameinsects are also pollinators would be dabbedonto its body in events,one of a pollinator at work of many species two segregatedzones. In the case on a camivorousplant the other an (triggerplants),a genusof plants of the triggerplant becauseof its unusual flowering phenomenon. commonlyfound in thesame habitats length and position, the Here, in a wet, very rich in different as most carnivorous plants pollenwouldbe placedon theupper speciesherb-field, many different throughoutsouth-west Western parts the pollinalor's body. The camivorous plants grew together. . sundew'spollen would be smeared The following species were At many locations I have onto the pollinator's belly from the recorded: indica (3 forms); observedfloral mimicrybetween a 5 ereclanthers as it sippednectar D. burmanni; D. ordensis; D. lriggerplant, anda from aroundthe baseofthe petiolaris ; antennifera ; pygmy sundewDrosera parvula. The placement of each species' U. caerulea; U. chrysantha; U. Eventhough the triggerplanthas a pollen onto segregatedareas ofthe fistulosa; U. lasiocaulis; U. limosa; U. aff. Ieptoplectra; U. quinquedentata; filfolia as well as a number of Stylidium species, S. costulatum; ,S. fissilobium; S. J'lumenense; S.claytonioides; S.pachyrhizum; S. quadrificatum; S. schizanthum; and S. semipartitum. At this location there were three clearly different 'species'.One specieshad rcddish foliage and large mauve with yellow .A second species also with reddish foliage and orange flowers with yellow stamens.The third speciesin this D. indica complex was the green foliaged densely glandular white flowered species bearing large blood-red cobra-hoo ded - I ike stamens.No hybrids betweenthese individuals were found. I have obsewedthese same species as well as other combinationsof iheseand yet olher specieso I D. indica within the same habitat at numerous othcr Styldium repens Draseto porvulo locations throughout tropical oclpu! dosdo sql 11epessed,(q uorleNesqo sqlJo - 'possltu ?!r uloqqooq eturl eql t3 lcesul eql s€,,!t s.JaAol-lu€IddJe^e uo 's,tepuns Je,rou a8ueroeuo loN pellsl^.se,t{ aq pFoqs ,{eq1 :o3 (plag qreqequo sraproqeqlJo auo) lods-loqpl.rorA ? sr sv vl& sa4elu0I Jo 33rr"lsrppJ?1 oJeJe^o 866I € IOA seIeIIr gJo qlpl{\ e uI sn oroJeq+0S 'leeq 6861 Z IoA lnoqe SurreqrunurenAog .,fislg L86I I IOA e ssrlll lou prp lJesureqJ eers13q1 sserdYIA Iun :qnd ur otrput rJasolg poJs,lrog eBIr€Jo ou.ro.I us Y elp4snY ,&ele pelrsr.tos Sutop ur pue plelJ Slusld snoro^Iu.r"J JO qJeq eql ssorce1q3F apts o1 epts :slooq p4e4snllr uso SwEBezBrzltasur eql po,ttolloJ -,{1q:ednspue pelnlep eorgl 4 e,r se lueurezeurs relln uI paqtlea{ s.usllv p€er01 peeu nol 'ure3e ;1es,{ru pue euqne4 ecuo ssecordaq1 leede: ol ra,trog Jeqloue asluotd pepuel flqcrnb se peq snoro^luroc oJoul uo tsni 1l InoqD JA,rOg3uo rrro+ psdunp ueeqit peq /rAOuIol luD A JeuoosoN rend.oueqlJo ino pedd4 s€^l lr e(ull erll otr pepuel lcasur aql 6uI1 eql ulo4 o,^(\lJo puocas 'Sulzeur€ 't209 e {ool .'(luo lr se,tr 1I tuL1 'um8e '81otcunq 'nold ecuod"ldsrp uo eq oluorltsod uualD 9 :tD lrDM yeur8uos1t ol fplctnb se1sn[ {q palnluot aq uD) aH 'tsluD puD lq8udn peddrg ueqt ron.oUaql slull toqfiD p)ruDtoq D sr aIJMoTuallv lceq allles aql 1B1no lcosur eql Sulddlu 'ps pu€ elll-sllerqlun f1:elueruoru - alqvlto^D 1s4 aJua.Qlal paltDp(J euoraq 01 Je^o flolalduos '(eeq 'lu'e 's1ue1fue33r4puestrueldsnoJoAIIrJ?c paddq ,{lloo,tr ueer8 aql Jo oqJ I I lnoqe pue prunq ,fte,r. pue se,la. clqdeJSoloqd 3o s:o1euq1od6qt 01 pr?8el qlta lq8re^,reql loddns 1ouppoc fFeelc loq lI'uorsses ueese,Leq ,(eur .{eql suoqe,,r.resqo.&rB qcrq^d)ra,trog 6q1Jo Iecpad eq} Jnoq o,^A1esuelur aql uo4 ora,^Apue (luelslss" Jo sreqlotuo{J Suueeq uI pelsarelul pepueltr s?{crnb s€tsnl serugllspue leerq e 3uqe1 I 'pe^losun rplau lsorrr 3q plno.u I ulelueJ suetuelseql lsSuolue uI lq8u Jal^.ou pue aJr,r. ,{ru) eurlned pue slurodeseql qtog ,(epeq1 ut ,{1:eeos peddnc ,{llqSrtseqt Jo slpplru 3q} qJaqsrql ur s1ue1d:e33r4pue strue1d sJe,\4.ousll pesolsr)!pu! QpeJztr\oE ul a.querpeep 1q3u pepuel lr elull snorolrluec eqt 1p Surqde.rSoloqd etlqn. eql fq,tt ol seocuepl^e oupug qc€g pleu qJsq3q1 ssorte sn uro+ peqsrug lsnf peq I suolle^Josqo 'arouuoqunC 'alrs pecnpo.rd plnor I srql 18 ,{e,re fe,u s1rparyo,!{ }I selxau aql o} .{qlro,tralou o.trl D)lput seneds parea.og ellq^t :e,tr.oga?uero euo ruo{ pue epls o} uorlsrol I60rJ €olll^3rc eqJ e Jo 'gl€d 'xalduroc ro elnetu eg13uqeu11lod se,t lcesut oprsruo{ o{ pu? ol peuooz 1I lyncg;rproqler srql urqlltr 1eq,r ess 1ouprp I .,{leleunuoJull tq8 rU slr ur D) |p ur Dra so J Q pare 1tl'DIJ sdrqsuorluyeruo lqSq reqprg .trorql 'cglcods JoleuITIod e8uero eql IIe SuIlBuIIIod icesul llr,,rt qcJeosareSps-8ur11nc sqt leqtr l se,tl serceds peJo,{roLJ63ueJo srql pessoull^l\o,{t sodoJno eloJeq pedogsr 1rpue slueld og1ot sepnls eql leql pendoqs,{lr€alc uo4e^losqo lqBry',,t\er^rnoolur nAaU e6q,'{lloo-^A VNCI pue oulosoruorqo 8urf,1dde srql (esec eq1 eq o1 e,to:d u6er8oAJBI B oruq arueseqllnoqy . lluerrnc ue slueprqsslqpueueJuoJ 'uado xelduroc ,{eru qcmase: rno lle Je+e qorq,tr) uqol poJe.^oosrpueeq e.teq sercadspnpr.Lrpur era,tr fsql yr se ^llnJ llrls oro,{\ re^e,{toq ellllt aues eql urqlr,{\ sscueJeJJlpJalceJeqc uo dller pu€ Jerllo qceeqll,^^ lslxooc srLll7eDJrpul oJo sruoJ pele,trou lecrSoyoqdrorupoo8 Jo Jequmu 'o 'sreaf xeldruoc nex Drlpu! Jo suuoJ luaroJJlp e^nsrx pu€ eSrrBJoaqlJo sre,{\ouoqJ y 3o Jegumue ro3 'uorleueldxo eeJql.4{oq uPldxe f,eruuoqeussqo fue 1noq1t.us.re,trog n)rpu! Drasore oq1 3ur,{pnts srql Dzrpul DJasoJo paJe,{\og lreql Sursolc ere,r'8ur{d€rSotoqd ,{1e,tr1c:11ocueeq eAeI{glasf,ru se e8u?lo s€,{t 1eql pue purur slt uo poqsrurJ tsnI p€q I sueulels llanAs? sluepqs srqJoJeqrunu e puB Surqlsuo peq,{1:eolcloosul sIqJ peJ-poolg q!J]&\DJrpul D.tasoJQ ( ldeq {uetog-&rsre^run opr"lepv) 'qled 'rc 'lelrq"q 1q3rustl ul ;o serc:ds pere,t\ou 31lq,{roql ueJuoJ uqol erues (,{ueurara,,n e:eq1 qolg,^AJo) sre,[og IIe :se,trosec eJeunJ firr uo 8uI$IS e\7 urlllrlil- D)Ipul o lugleJJlp eJolx pernolos luoJeJJrpJsqlo 6ql Jo IIe reqlearq e Sur,teqs€,\{ I ellqnaoxe ,{lu ro o,/t!pug ol lensnrmlou srlI 8861 ,{JeAoBrT".r1snV u;eqgou sellzt$se DJlpul opaJe,ri\ouo,,\n€ru 1q3n€cleql SurueddeqoSuerls lsJg ecurs ree,{ g aBDd &o,tt panurJuoc V>IO-IJ

aaaqrs alptl rolpuD1 aqtlb ranalsilaN