The Mangrove Aerial Plants & an Update of the two IUCN ... · The Mangrove Aerial Plants & an...
Transcript of The Mangrove Aerial Plants & an Update of the two IUCN ... · The Mangrove Aerial Plants & an...
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The Mangrove Aerial Plants & anUpdate of the two IUCNCritically Endangered Mangroves
INTERNATIONAL CONFERENCE ON BIODIVERSITYUGM YOGYAKARTA, 19 MARCH 2016
The Mangrove Aerial Plants & anUpdate of the two IUCNCritically Endangered Mangroves
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TheTheMangroveMangrove Aerial PlantsAerial Plants &&
an Update of the twoan Update of the two IUCNCritically Endangered MangrovesCritically Endangered Mangroves
JeanJean W. H. Yong (“JohnW. H. Yong (“John””杨远方),), W. S. Wong, & C. R. Sheue
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Diversity of “True” mangrovesDiversity of “True” mangroves
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Batam, IndonesiaBatam, Indonesia
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Seram, IndonesiaSeram, Indonesia
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Mangrove SpeciesMangrove SpeciesChecklistChecklist
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Limitations of theLimitations of theCurrent ApproachCurrent ApproachLimitations of theLimitations of theCurrent ApproachCurrent Approach
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Medan, Sumatra, IndonesiaMedan, Sumatra, Indonesia
No aerial plants in “Monoculture” plantation mangrove forestNo aerial plants in “Monoculture” plantation mangrove forest
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Bird’s Nest fernBird’s Nest fernAspleniumAsplenium nidusnidus
EpiphytesEpiphytes
CC33 mode of photosynthesismode of photosynthesis
Host tree:Host tree: RaintreeRaintreeSamaneaSamanea samansaman
Rabbit’s Foot fernRabbit’s Foot fernDavalliaDavallia denticulatadenticulata
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MistletoesMistletoes
AerialAerialPlantsPlants
EpiphytesEpiphytes
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SonneratiaSonneratia sp.sp.
MangroveMangrove Aerial PlantsAerial Plants
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OakOak--leaf fernleaf fern((DrynariaDrynaria quercifoliaquercifolia))
Mangrove EpiphytesMangrove Epiphytes
SonneratiaSonneratia sp.sp.
OakOak--leaf fernleaf fern((DrynariaDrynaria quercifoliaquercifolia))
Manado, Sulawesi, IndonesiaManado, Sulawesi, Indonesia
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CymbidiumCymbidiumfinlaysonianumfinlaysonianum
CommonCommonmangrovemangrove
epiphytic orchidsepiphytic orchidsPigeon orchidsPigeon orchids
((Dendrobium crumenatumDendrobium crumenatum))
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ClimbersClimbersTerrestrialTerrestrial
ClimbersClimbersMangrovesMangroves
Finlaysonia obovataFinlaysonia obovata
Host tree:Host tree: Rhizophora apiculataRhizophora apiculataMoney plantMoney plant((EpipremnumEpipremnum aureumaureum))
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ClimbersClimbersMangrovesMangroves
DerrisDerris trifoliatatrifoliata
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Mangrove ClimbersMangrove Climbersare alsoare also SALT TOLERANTSALT TOLERANT
Finlaysonia obovataFinlaysonia obovata
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Koh Kong, CambodiaKoh Kong, Cambodia
No aerial plants in “Monoculture” plantation mangrove forestNo aerial plants in “Monoculture” plantation mangrove forest
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Aerial plantAerial plant HydnophytumHydnophytum in a “PRISTINE”“PRISTINE” mangrove forestmangrove forest
PulauPulau PawaiPawai, Singapore, SingaporeAnt plantsAnt plants
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Ant plantsAnt plants
Rhizophora apiculataRhizophora apiculata
Lumnitzera littoreaLumnitzera littoreaLumnitzera littoreaLumnitzera littorea
PulauPulau PawaiPawai, Singapore, Singapore
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Mangrove EpiphytesMangrove Epiphytes
HydnophytumHydnophytum formicarumformicarum ((RubiaceaeRubiaceae) in) inthethe mangrove forestmangrove forest canopycanopy
Lumnitzera littoreaLumnitzera littorea
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MyrmecodiaMyrmecodia sp (Rubiaceae) in the mangrove forest canopyin the mangrove forest canopy
Rhizophora apiculataRhizophora apiculata
BruguieraBruguiera parvifloraparviflora
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Mangrove EpiphytesMangrove EpiphytesSeram, IndonesiaSeram, Indonesia
MyrmecodiaMyrmecodia sp (Rubiaceae) in the mangrove forest canopy
Lumnitzera littoreaLumnitzera littorea
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Pulau Ubin, SingaporePulau Ubin, Singapore
Sonneratia albaSonneratia alba
++ Dischidia majorDischidia major
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Avicennia officinalisAvicennia officinalis
Pulau Ubin, SingaporePulau Ubin, Singapore
++ HoyaHoya diversifoliadiversifolia
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Winter et al 1983. OecologiaDr Klaus Winter &Prof Joe Holtum
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MacrosolenMacrosolen cochinchinensiscochinchinensis
MistletoesMistletoes
Host tree:Host tree: CasuarinaCasuarina
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AA EucalyptusEucalyptus tree can tolerate over 50% mistletoetree can tolerate over 50% mistletoe((AmyemaAmyema spsp) infestation) infestation..
Canberra, AustraliaCanberra, Australia
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Viscum ovalifoliumViscum ovalifolium
Mangrove MistletoesMangrove MistletoesMerbok mangroves, Kedah, Malaysia
Host tree:Host tree: Rhizophora mucronataRhizophora mucronata
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Mangrove MistletoesMangrove Mistletoes
Viscum ovalifoliumViscum ovalifoliumViscum ovalifoliumViscum ovalifolium
Excoecaria agallochaExcoecaria agallocha
TratTrat, Thailand, Thailand
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Mangrove MistletoesMangrove Mistletoes
ScurrulaScurrula spspHost tree:Host tree:XylocapusXylocapus granatumgranatum
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Mangrove MistletoesMangrove Mistletoes
ScurrulaScurrula sp.sp. XylocarpusXylocarpus granatumgranatum
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MistletoesMistletoes
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UnimpactedUnimpacted versusversus ImpactedImpacted
Mangrove EcosystemsMangrove Ecosystems Credit: University ofMaryland Center forEnvironmentalScience
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Case studyCase study
Aerial plants increased thebiodiversity value of a mangrove
forest in Western Myanmar
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AA
BBBruguiera gymnorhizaBruguiera gymnorhiza
Gwa,Gwa, RakhineRakhine State, Western MyanmarState, Western Myanmar
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AAGwa,Gwa, RakhineRakhine State, Western MyanmarState, Western Myanmar
Mangrove MistletoesMangrove Mistletoes
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BBGwa,Gwa, RakhineRakhine State, Western MyanmarState, Western Myanmar
Mangrove EpiphytesMangrove Epiphytes
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Aerial PlantsAerial Plants
Provide more information aboutthe biodiversity value of a
mangrove forest
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Merbok mangroves: 1st report of a mistletoeViscum ovalifoliumViscum ovalifolium (dedalu) parasitizingRhizophora mucronataRhizophora mucronata.
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MistletoesMistletoes
AerialAerialPlantsPlants
EpiphytesEpiphytes
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Host treeHost tree--aerialaerialplantplant
“Connections”“Connections”influence theinfluence thephysiology ofphysiology ofaerial plantsaerial plants
Epiphytes &Epiphytes &ClimbersClimbers
MistletoesMistletoes
HydnophytumHydnophytumformicarumformicarum D. pentandraD. pentandra
Host treeHost tree--aerialaerialplantplant
“Connections”“Connections”influence theinfluence thephysiology ofphysiology ofaerial plantsaerial plants
VascularVascularconnectionsconnections
No vascularNo vascularconnections butconnections butanchorageanchorage
Ferns & orchidsFerns & orchids HaustoriumHaustorium
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Mangrove MistletoesMangrove Mistletoes
Viscum ovalifoliumViscum ovalifolium ononRhizophora apiculataRhizophora apiculata
ScurrulaScurrula parasiticaparasitica ononXylocarpusXylocarpus granatumgranatum
Merbok mangroves, Kedah, Malaysia
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Merbok mangroves, Kedah, Malaysia
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Merbok mangroves, Kedah, Malaysia
Forestry ResearchForestry ResearchInstitute ofInstitute ofMalaysia (FRIM)Malaysia (FRIM)
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Mangrove MistletoesMangrove Mistletoes
Host tree:Host tree:Ceriops tagalCeriops tagal
AmyemaAmyema mackayensemackayense
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AmyemaAmyema mackayensemackayense
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Host treeHost tree--aerialaerialplantplant
“Connections”“Connections”influence theinfluence thephysiology ofphysiology ofaerial plantsaerial plants
Epiphytes &Epiphytes &ClimbersClimbers
MistletoesMistletoes
HydnophytumHydnophytumformicarumformicarum D. pentandraD. pentandra
Host treeHost tree--aerialaerialplantplant
“Connections”“Connections”influence theinfluence thephysiology ofphysiology ofaerial plantsaerial plants
VascularVascularconnectionsconnections
No vascularNo vascularconnections butconnections butanchorageanchorage
Ferns & orchidsFerns & orchids HaustoriumHaustorium
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Aerial Plants of theAerial Plants of theOld World TropicsOld World Tropics
MangrovesMangroves
Aerial Plants of theAerial Plants of theOld World TropicsOld World Tropics
MangrovesMangroves
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Global mangrove species distributionGlobal mangrove species distribution
“NEW” World“NEW” World
“OLD” World“OLD” World
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Observations fromObservations from NewNewWorld TropicsWorld Tropics
Observations fromObservations from NewNewWorld TropicsWorld Tropics
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Tea mangrove orTea mangrove or PellicieraPelliciera rhizophoraerhizophorae((TetrameristaceaeTetrameristaceae))
Learning from theLearning from theNew World tropicsNew World tropics
RioRio SierpeSierpe, Costa Rica, Costa Rica
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Boca Chita, PanamaBoca Chita, Panama
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Aerial PlantsAerial Plants
Epiphytic bromeliadsEpiphytic bromeliadsRioRio SierpeSierpe, Costa Rica, Costa Rica
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PellicieraPelliciera rhizophoraerhizophoraedominateddominated--mangrovemangrove
forestforest
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Learning from theLearning from theNew World tropicsNew World tropics
RioRio SierpeSierpe, Costa Rica, Costa Rica
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Epiphytes inEpiphytes inmangrovesmangroves
RioRio SierpeSierpe, Costa Rica., Costa Rica.
Aerial PlantsAerial Plants
Epiphytes inEpiphytes inmangrovesmangroves
RioRio SierpeSierpe, Costa Rica., Costa Rica.
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Mangrove Hummingbird(Amazilia boucardi)
http://uniondeornitologos.com/?topic=colibri-de-manglar-amazilia-boucardi OrnithophilyOrnithophilyhttp://birdsofnicoya.blogspot.com/2014/01/the-mangrove-hummingbird.html
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Mistletoes inMistletoes inmangrovesmangroves
Aerial PlantsAerial Plants
Mistletoes inMistletoes inmangrovesmangroves
Boca Chita, PanamaBoca Chita, Panama
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New WorldMistletoes
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Current & Future ResearchCurrent & Future Research
Salient observationsSalient observations
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BruguieraBruguieragymnorhizagymnorhiza
Certain birds are important forCertain birds are important forpollinatingpollinating certain mangrovescertain mangroves
Observations:Observations: Sunbirds,Sunbirds, flowerpeckersflowerpeckers and others, pollinateand others, pollinatevariousvarious BruguieraBruguiera species.species.
PollinationPollination
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QuestionsQuestions:: HowHow willwill thethe absenceabsence ofofspecificspecific mangrovemangrove aerialaerial speciesspecies affectaffect thethe“Eco“Eco--systemsystem functioning”functioning” ofof thethe entireentiremangrovemangrove forestsforests andand thethe adjacentadjacent naturalnaturalhabitatshabitats??
ForFor example,example, thethe birdsbirds thatthat pollinatepollinate thetheflowersflowers ofof severalseveral BruguieraBruguiera speciesspecies dodofeedfeed onon thethe berriesberries ofof certaincertain mistletoesmistletoesthatthat parasitizeparasitize bothboth mangrovemangrove andand nonnon--mangrovemangrove (terrestrial(terrestrial forest)forest) trees?trees?
QuestionsQuestions:: HowHow willwill thethe absenceabsence ofofspecificspecific mangrovemangrove aerialaerial speciesspecies affectaffect thethe“Eco“Eco--systemsystem functioning”functioning” ofof thethe entireentiremangrovemangrove forestsforests andand thethe adjacentadjacent naturalnaturalhabitatshabitats??
ForFor example,example, thethe birdsbirds thatthat pollinatepollinate thetheflowersflowers ofof severalseveral BruguieraBruguiera speciesspecies dodofeedfeed onon thethe berriesberries ofof certaincertain mistletoesmistletoesthatthat parasitizeparasitize bothboth mangrovemangrove andand nonnon--mangrovemangrove (terrestrial(terrestrial forest)forest) trees?trees?
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ScurrulaScurrula spsp D. pentandraD. pentandra
Certain birds are important forCertain birds are important forpollinatingpollinating certain mistletoes growing oncertain mistletoes growing onmangrovesmangroves
Observations:Observations: Sunbirds,Sunbirds, flowerpeckersflowerpeckers and others, pollinateand others, pollinatevarious mangrove mistletoes.various mangrove mistletoes.
PollinationPollination
XylocarpusXylocarpusgranatumgranatum
ScurrulaScurrula spsp
D. pentandraD. pentandra
D. pentandraD. pentandra
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DendrophthoeDendrophthoepentandrapentandra
Lumnitzera littoreaLumnitzera littorea
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TheCommon Malayan
mistletoe(Dendrophthoe pentandra)
MistletoesMistletoes
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Bruguiera exaristataBruguiera exaristata
ScarletScarlet MyzomelaMyzomela
ScarletScarlet MyzomelaMyzomela
Darwin, NT, AustraliaDarwin, NT, Australia
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MacrosolenMacrosolencochinchinensiscochinchinensis
Certain birds are important forCertain birds are important for dispersaldispersalof mangrove mistletoes’ fruitsof mangrove mistletoes’ fruits
Observations:Observations: Sunbirds,Sunbirds, flowerpeckersflowerpeckers and others, feed onand others, feed onmangrove mistletoes’ berries.mangrove mistletoes’ berries.
Fruit dispersalFruit dispersal
DendrophthoeDendrophthoepentandrapentandra
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Lumnitzera littoreaLumnitzera littorea
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QuestionsQuestions::WithWith thethe gradualgradual demisedemise ofof mistletoemistletoepopulationspopulations (due(due mainlymainly toto anthropogenicanthropogenicdisturbances)disturbances) withinwithin thethe backback mangrovemangroveforestforest andand itsits adjacentadjacent terrestrialterrestrial forest,forest,whatwhat willwill bebe reproductivereproductive successsuccess forforthesethese BruguieraBruguiera species?species?
ThereThere areare certainlycertainly manymany unansweredunanswered andandinterestinginteresting researchresearch questionsquestions aboutaboutmangalmangal aerialaerial plantsplants thatthat requirerequire futurefutureandand inin--depthdepth studiesstudies..
QuestionsQuestions::WithWith thethe gradualgradual demisedemise ofof mistletoemistletoepopulationspopulations (due(due mainlymainly toto anthropogenicanthropogenicdisturbances)disturbances) withinwithin thethe backback mangrovemangroveforestforest andand itsits adjacentadjacent terrestrialterrestrial forest,forest,whatwhat willwill bebe reproductivereproductive successsuccess forforthesethese BruguieraBruguiera species?species?
ThereThere areare certainlycertainly manymany unansweredunanswered andandinterestinginteresting researchresearch questionsquestions aboutaboutmangalmangal aerialaerial plantsplants thatthat requirerequire futurefutureandand inin--depthdepth studiesstudies..
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ConnectivityConnectivity -- mistletoesmistletoesScurrulaScurrula spsp
BruguieraBruguiera
HeritieraHeritiera fomesfomeshost treehost tree
Gwa,Gwa, RakhineRakhine State, Western MyanmarState, Western Myanmar
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Host tree:Host tree:Heritiera fomesHeritiera fomes
B. gymnorhizaB. gymnorhiza
Gwa, RakhineGwa, RakhineState, WesternState, Western
MyanmarMyanmar
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ConnectivityConnectivity -- mistletoesmistletoesScurrulaScurrula spsp
Pollinating &Pollinating &dispersaldispersal
agent birdsagent birds
http://www.merlintuttle.com/2012/10/27/dawn-bats-pollinating-parkia-and-wild-banana/ http://www.ecologyasia.com/news-archives/2003/jan-03/thestar_20030204_1.htm
HeritieraHeritiera fomesfomeshost treehost tree
BruguieraBruguiera
Pollinating &Pollinating &dispersaldispersal
agent birdsagent birds
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ConnectivityConnectivity -- batsbats
http://www.merlintuttle.com/2012/10/27/dawn-bats-pollinating-parkia-and-wild-banana/ http://www.ecologyasia.com/news-archives/2003/jan-03/thestar_20030204_1.htm
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•• Mangrove Aerial plantsMangrove Aerial plants–– No vascular connectionNo vascular connection
•• EpiphytesEpiphytes -- Truly aerialTruly aerial•• ClimbersClimbers –– groundground--based, varying degrees of salt tolerancebased, varying degrees of salt tolerance
–– Vascular connectionVascular connection•• MistletoesMistletoes –– Truly aerial and parasitic; unclear about their saltTruly aerial and parasitic; unclear about their salt
tolerance.tolerance.•• Synthesis of idea(s)Synthesis of idea(s) arising from field observationsarising from field observations•• “Quality”“Quality” of mangrove forest can, perhaps, be assessedof mangrove forest can, perhaps, be assessed
a concomitanta concomitant Aerial Plants Biodiversity ChecklistAerial Plants Biodiversity Checklist, in, inaddition to the (regular) “Tomlinson” checklist?addition to the (regular) “Tomlinson” checklist?
•• ConnectivityConnectivity betweenbetween mangrove forestsmangrove forests andand adjacentadjacentforestsforests (coastal and other terrestrial) is an important(coastal and other terrestrial) is an importantconsideration for in landuse planning and conservation.consideration for in landuse planning and conservation.
Take Away Message•• Mangrove Aerial plantsMangrove Aerial plants
–– No vascular connectionNo vascular connection•• EpiphytesEpiphytes -- Truly aerialTruly aerial•• ClimbersClimbers –– groundground--based, varying degrees of salt tolerancebased, varying degrees of salt tolerance
–– Vascular connectionVascular connection•• MistletoesMistletoes –– Truly aerial and parasitic; unclear about their saltTruly aerial and parasitic; unclear about their salt
tolerance.tolerance.•• Synthesis of idea(s)Synthesis of idea(s) arising from field observationsarising from field observations•• “Quality”“Quality” of mangrove forest can, perhaps, be assessedof mangrove forest can, perhaps, be assessed
a concomitanta concomitant Aerial Plants Biodiversity ChecklistAerial Plants Biodiversity Checklist, in, inaddition to the (regular) “Tomlinson” checklist?addition to the (regular) “Tomlinson” checklist?
•• ConnectivityConnectivity betweenbetween mangrove forestsmangrove forests andand adjacentadjacentforestsforests (coastal and other terrestrial) is an important(coastal and other terrestrial) is an importantconsideration for in landuse planning and conservation.consideration for in landuse planning and conservation.
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Aerial plants’Aerial plants’
Connections!Connections!
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TheTheMangrove Aerial Plants &Mangrove Aerial Plants &an Update of the twoan Update of the two IUCN
Critically Endangered MangrovesCritically Endangered Mangroves
JeanJean W. H. Yong (“JohnW. H. Yong (“John””杨远方),), W. S. Wong, & C. R. Sheue
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BruguieraBruguiera hainesiihainesii C. G. RogersC. G. Rogers
((BerusBerus matamata buayabuaya or theor the“Eye of the crocodile”)“Eye of the crocodile”)
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BruguieraBruguiera hainesiihainesii((BerusBerus matamata buayabuaya))
Bruguiera gymnorhizaBruguiera gymnorhiza((TumuTumu merahmerah))
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BasicBasicmorphologymorphology
Bruguiera gymnorhizaBruguiera gymnorhiza((TumuTumu merahmerah))
BruguieraBruguiera hainesiihainesii((BerusBerus matamata buayabuaya))
BasicBasicmorphologymorphology
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BruguieraBruguiera hainesiihainesii –– emergent treesemergent trees
Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Current tree populationCurrent tree population(under-estimation)
Bangladesh: ?Brunei: ?Fuji: 1+ treeIndonesiaIndonesia: 95+95+ treestreesMalaysia: 50Malaysia: 50+ trees+ treesMyanmar:Myanmar: 1700+1700+ treesPapua New Guinea: ???Papua New Guinea: ???Philippines: ?Singapore: 14+ treesThailand: 20+ treesVietnam: 5+ trees
BruguieraBruguiera hainesiihainesii((BerusBerus matamata buayabuaya))
Current tree populationCurrent tree population(under-estimation)
Bangladesh: ?Brunei: ?Fuji: 1+ treeIndonesiaIndonesia: 95+95+ treestreesMalaysia: 50Malaysia: 50+ trees+ treesMyanmar:Myanmar: 1700+1700+ treesPapua New Guinea: ???Papua New Guinea: ???Philippines: ?Singapore: 14+ treesThailand: 20+ treesVietnam: 5+ trees
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88
55
50 +50 +
20 +20 +
1414
44
1700 +1700 +
??
??
??
11
From Bangladesh, Myanmar to the Solomon islandsFrom Bangladesh, Myanmar to the Solomon islands
777755
BruguieraBruguiera hainesiihainesii((BerusBerus matamata buayabuaya))
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Bruguiera hainesiiBruguiera hainesiiNearNear GwaGwa
“Special tree”“Special tree”
Watson 1920Watson 1920
MalaysiaMalaysia
Largest tree at 33 mLargest tree at 33 m
Myanmar’sMyanmar’s B. hainesiiB. hainesii >> 17001700 treestrees
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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Gwa,Gwa, RakhineRakhineState, WesternState, Western
MyanmarMyanmar
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IsIs B. hainesiiB. hainesii found only at the back mangroves?found only at the back mangroves?
Perak, MalaysiaPerak, MalaysiaP. Ubin, SingaporeP. Ubin, Singapore
WatWatsonson Class 3Class 3WatsonWatsonClassClass
11
From Myanmar toFrom Myanmar tothe Solomon islandsthe Solomon islands
P.P. TekongTekong,,SingaporeSingapore
P.P. ManukanManukan, Sabah,, Sabah,MalaysiaMalaysia
Largest cluster per locality: 27 treesLargest cluster per locality: 27 trees (Teluk Binturi, Irian Jaya, Indonesia)
Usually found as single individual or twoUsually found as single individual or two--five treesfive trees
IsIs B. hainesiiB. hainesii found only at the back mangroves?found only at the back mangroves?
WatsonWatsonClassClass
11
From Myanmar toFrom Myanmar tothe Solomon islandsthe Solomon islands
Watson Class 5Watson Class 5SEA FRONTSEA FRONTTERRESTRIALTERRESTRIAL
Where can we findWhere can we find BruguieraBruguierahainesiihainesii??
Largest cluster per locality: 27 treesLargest cluster per locality: 27 trees (Teluk Binturi, Irian Jaya, Indonesia)
Usually found as single individual or twoUsually found as single individual or two--five treesfive trees
P. Indah, Selangor,P. Indah, Selangor, M’siaM’sia
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P.P. ManukanManukan,,Sabah, MalaysiaSabah, Malaysia
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AspleniumAsplenium nidusnidus
Kukup, Johor, West MalaysiaKukup, Johor, West Malaysia
Host tree:Host tree:Bruguiera hainesiiBruguiera hainesii
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SonneratiaSonneratia albaalba
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S. ovataS. caseolaris
S. griffithii
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SonneratiaSonneratia griffithiigriffithii KurzKurz((PerapatPerapat daundaun lebarlebar))
Sg Merbok,Sg Merbok,Kedah, WestKedah, West
MalaysiaMalaysia
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SonneratiaSonneratia griffithiigriffithiiPossibly the world’s largest tree (?)Possibly the world’s largest tree (?)
Gwa, RakhineGwa, RakhineState, WesternState, Western
MyanmarMyanmar
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SonneratiaSonneratia griffithiigriffithii((PerapatPerapat daundaun lebarlebar))
Sg Merbok,Sg Merbok,Kedah, WestKedah, West
MalaysiaMalaysia
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Conservation measures forConservation measures forSonneratia griffithiiSonneratia griffithii ((PerapatPerapat daundaun lebarlebar))
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•• With more than 1700 individuals ofWith more than 1700 individuals of B. hainesiiB. hainesiifound at Western Myanmar, perhaps it is timefound at Western Myanmar, perhaps it is timeto reto re--visit the IUCN Critically Endangered (visit the IUCN Critically Endangered (CRCR))species category?species category?
•• BB. hainesii. hainesii trees are not necessarily restrictedtrees are not necessarily restrictedto a certain zonationto a certain zonation –– back mangroves.back mangroves.
•• A novel mode of vegetative reproduction wasA novel mode of vegetative reproduction wasobserved for the kneeobserved for the knee--roots ofroots of B.B. hainesiihainesii..
•• Active replanting ofActive replanting of B. hainesiiB. hainesii can be carriedcan be carriedout using propagules, and rooting of kneeout using propagules, and rooting of knee--roots derived saplingsroots derived saplings..
•• We have started to survey & monitorWe have started to survey & monitorSonneratia griffithiiSonneratia griffithii throughout its range.throughout its range.
•• S. griffithiiS. griffithii propagation carried out usingpropagation carried out usingseeds under certain conditions.seeds under certain conditions.
Summary•• With more than 1700 individuals ofWith more than 1700 individuals of B. hainesiiB. hainesii
found at Western Myanmar, perhaps it is timefound at Western Myanmar, perhaps it is timeto reto re--visit the IUCN Critically Endangered (visit the IUCN Critically Endangered (CRCR))species category?species category?
•• BB. hainesii. hainesii trees are not necessarily restrictedtrees are not necessarily restrictedto a certain zonationto a certain zonation –– back mangroves.back mangroves.
•• A novel mode of vegetative reproduction wasA novel mode of vegetative reproduction wasobserved for the kneeobserved for the knee--roots ofroots of B.B. hainesiihainesii..
•• Active replanting ofActive replanting of B. hainesiiB. hainesii can be carriedcan be carriedout using propagules, and rooting of kneeout using propagules, and rooting of knee--roots derived saplingsroots derived saplings..
•• We have started to survey & monitorWe have started to survey & monitorSonneratia griffithiiSonneratia griffithii throughout its range.throughout its range.
•• S. griffithiiS. griffithii propagation carried out usingpropagation carried out usingseeds under certain conditions.seeds under certain conditions.
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Thank You!Thank You!
For more information,For more information,
Please email me atPlease email me at
[email protected]@sutd.edu.sg
[email protected]@gmail.com
HP: 65HP: 65--9769311197693111
Thank You!Thank You!
For more information,For more information,
Please email me atPlease email me at
[email protected]@sutd.edu.sg
[email protected]@gmail.com
HP: 65HP: 65--9769311197693111
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AcknowledgementsAcknowledgements• International: We thank Prof Sukristijono Sukardjo (Indonesia); Dr. VienNgoc NAM (Vietnam); Dr Wijarn Meepol (Thailand); Mr Win Maung(Myanmar); Prof Ong J. E., Prof Maketab Mohamed, Wong Yun Yun andStanley Tan (Malaysia);
• Local: Koh Kwan Siong, Ali Ibrahim, Ria Tan, Wong Wei San, Chua JitChern, Boo Chih Min, Ang Hui Ping, Robert Teo, Rachel Lim, and YangShufen (Singapore); for sharing their observations, unpublished data andphotos with us generously.
• We are grateful to Prof. Tan Swee Ngin (Nanyang Technological University,Singapore) for her continual support.
AcknowledgementsAcknowledgements• International: We thank Prof Sukristijono Sukardjo (Indonesia); Dr. VienNgoc NAM (Vietnam); Dr Wijarn Meepol (Thailand); Mr Win Maung(Myanmar); Prof Ong J. E., Prof Maketab Mohamed, Wong Yun Yun andStanley Tan (Malaysia);
• Local: Koh Kwan Siong, Ali Ibrahim, Ria Tan, Wong Wei San, Chua JitChern, Boo Chih Min, Ang Hui Ping, Robert Teo, Rachel Lim, and YangShufen (Singapore); for sharing their observations, unpublished data andphotos with us generously.
• We are grateful to Prof. Tan Swee Ngin (Nanyang Technological University,Singapore) for her continual support.
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BruguieraBruguiera speciesspecies•• SmallSmall--flowered typeflowered type
– B. parviflora– B. cylindrica
Insect-pollinated
•• LargeLarge--flowered typeflowered type– B. gymnorhiza– B. sexangula– B. exaristata
(Northern Terr., Aust)
Bird-pollinated
•• SmallSmall--flowered typeflowered type– B. parviflora– B. cylindrica
Insect-pollinated
•• LargeLarge--flowered typeflowered type– B. gymnorhiza– B. sexangula– B. exaristata
(Northern Terr., Aust)
Bird-pollinated
““Problem” of a biological “misfit”:Problem” of a biological “misfit”:B. hainesiiB. hainesii
- considered to be the small-flowered type- BUT, bird-pollinated!
(Noske, R.A. 1993. Bruguiera hainesii: another bird-pollinated mangrove? Biotropica 25, 481-483)
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Bruguiera sexangulaBruguiera sexangulaBruguiera cylindricaBruguiera cylindrica
Bruguiera parvifloraBruguiera parviflora
Bruguiera gymnorhizaBruguiera gymnorhizaBruguiera gymnorhizaBruguiera gymnorhiza
Bruguiera hainesiiBruguiera hainesii
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B. sexangulaB. sexangula B. hainesiiB. hainesii B.B. cylindricacylindrica B. parvifloraB. parvifloraB. gymnorhizaB. gymnorhiza
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B. sexangulaB. sexangulaB. hainesiiB. hainesiiB.B. cylindricacylindricaB. parvifloraB. parviflora B. gymnorhizaB. gymnorhizaB.B. exaristataexaristata
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B. sexangulaB. sexangula B. hainesiiB. hainesiiB.B. cylindricacylindricaB. parvifloraB. parviflora B. gymnorhizaB. gymnorhizaB.B. exaristataexaristata
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ThankThankyou!you!
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Mistletoe Germination Process
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Do your homework?Do your homework?
HumansHumans
NatureNature
Infrastructure InteractionsInfrastructure Interactions& environment& environment
BiologicalBiologicalinteractionsinteractions
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