467 lines
50 KiB
XML
467 lines
50 KiB
XML
<document id="901073E4400AC86BBFE2F8FEEB34BAE4" ID-CLB-Dataset="20716" ID-DOI="10.15553/c2018v731a3" ID-GBIF-Dataset="5c9cef85-46ae-41e4-8da1-b069d72c2fce" ID-ISSN="2235-3658" ID-Zenodo-Dep="5722091" IM.bibliography_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" checkinTime="1637688221058" checkinUser="carolina" docAuthor="Castillon, Jean-Philippe & Castillon, Jean-Bernard" docDate="2018" docId="D36687ACBD15FFAF4BDDF9E1FC63F901" docLanguage="fr" docName="Candollea.73.1.19-25.pdf" docOrigin="Candollea 73 (1)" docStyle="DocumentStyle:1E5CC43F38D0DBC531513809D1267F7B.3:Candollea.2015-.journal_article" docStyleId="1E5CC43F38D0DBC531513809D1267F7B" docStyleName="Candollea.2015-.journal_article" docStyleVersion="3" docTitle="Euphorbia neoelliotii Castillon & Castillon, 2018, spec. nova" docType="treatment" docVersion="10" lastPageNumber="24" masterDocId="2F5FFFD4BD11FFAA4B55FFEDFFD5FFC5" masterDocTitle="Notes sur Euphorbia sect. Denisophorbia (Euphorbiaceae) à Madagascar: description d’une nouvelle espèce et une nouvelle synonymie" masterLastPageNumber="25" masterPageNumber="19" pageNumber="23" updateTime="1699469759639" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:titleInfo id="CD14C51C8C377F8335B8053AFB6D69FA">
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<mods:title id="2F6CD72D09CFC06E381AF78FF923B321">Notes sur Euphorbia sect. Denisophorbia (Euphorbiaceae) à Madagascar: description d’une nouvelle espèce et une nouvelle synonymie</mods:title>
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<mods:roleTerm id="8B3A06F95C9C08E7440433A47BFC4E4A">Author</mods:roleTerm>
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<mods:namePart id="F5F4020460C79B1E649769F3CE14F816">Castillon, Jean-Philippe</mods:namePart>
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<mods:name id="0ED52BC90C371E04F18A78AA1DF00B26" type="personal">
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<mods:roleTerm id="EFF52DF8D4DE3B67A5FFF5BC5173F877">Author</mods:roleTerm>
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<mods:namePart id="45A51BA7F00119FE2189CA01CE637F99">Castillon, Jean-Bernard</mods:namePart>
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<mods:typeOfResource id="DBD8AA6AC64FE79B9C2804077F084596">text</mods:typeOfResource>
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<mods:titleInfo id="BF3570BF08DF55FA4D5B53732A80E73E">
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<mods:title id="54A3208C00A6A6FE72605D939844287A">Candollea</mods:title>
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</mods:titleInfo>
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<mods:part id="0B0A7E4D3778FA0EF93CEC322BC70351">
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<mods:date id="5BB077018B450AC7A51F3EA26873E7FF">2018</mods:date>
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<mods:detail id="0D96E4696450E85EDFE5FCEEFAB90D49" type="pubDate">
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<mods:number id="14F555AF62DC0DC824E17F2EB4416310">2018-03-27</mods:number>
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</mods:detail>
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<mods:detail id="B0681704016549B48F6FC27ED6F82862" type="volume">
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<mods:number id="38797ADCA3038B874C285DD9CD9B22E0">73</mods:number>
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</mods:detail>
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<mods:detail id="2CA560A125C565CEE5E0163DD4C9A477" type="issue">
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<mods:number id="A70ED5E77919F9B6A9CD66F8C3B363C1">1</mods:number>
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<mods:start id="4BA5F197C3912B7C2B62411BA43B856F">19</mods:start>
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<mods:end id="E01F78B9CAC954A1D16C6819C5A86E28">25</mods:end>
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</mods:extent>
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</mods:part>
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<mods:classification id="3545D4445478B0AFE67EF8B5D030628F">journal article</mods:classification>
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<mods:identifier id="5AA372CD3049B60101E3B7CA4D22C460" type="DOI">10.15553/c2018v731a3</mods:identifier>
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<treatment id="D36687ACBD15FFAF4BDDF9E1FC63F901" ID-DOI="http://doi.org/10.5281/zenodo.6080801" ID-GBIF-Taxon="193329131" ID-Zenodo-Dep="6080801" LSID="urn:lsid:plazi:treatment:D36687ACBD15FFAF4BDDF9E1FC63F901" httpUri="http://treatment.plazi.org/id/D36687ACBD15FFAF4BDDF9E1FC63F901" lastPageId="5" lastPageNumber="24" pageId="4" pageNumber="23">
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<subSubSection id="13D56531BD15FFAE4BDDF9E1FEC8F981" pageId="4" pageNumber="23" type="nomenclature">
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<paragraph id="5B7036BABD15FFAE4BDDF9E1FEC8F981" blockId="4.[136,786,1548,1604]" pageId="4" pageNumber="23">
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<heading id="003881D6BD15FFAE4BDDF9E1FEC8F981" centered="true" fontSize="10" level="2" pageId="4" pageNumber="23" reason="2">
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<taxonomicName id="9CCF4D39BD15FFAE4BDDF9E1FEBEF9E1" ID-CoL="8WVGP" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[136,363,1548,1572]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="23" phylum="Tracheophyta" rank="species" species="neoelliotii">
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<emphasis id="69BBEAA8BD15FFAE4BDDF9E1FEBEF9E1" bold="true" box="[136,363,1548,1572]" italics="true" pageId="4" pageNumber="23">Euphorbia neoelliotii</emphasis>
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</taxonomicName>
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J.-P. Castillon & J.-B. Castillon,
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<emphasis id="69BBEAA8BD15FFAE498FF9E1FF6BF981" bold="true" pageId="4" pageNumber="23">
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<taxonomicNameLabel id="728857D3BD15FFAE498FF9E1FF6BF981" pageId="4" pageNumber="23" rank="species">spec. nova</taxonomicNameLabel>
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||
</emphasis>
|
||
(
|
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<figureCitation id="C3F42A3FBD15FFAE4B98F9C1FEC5F981" box="[205,272,1580,1604]" captionStart="Fig" captionStartId="3.[113,140,1889,1908]" captionTargetBox="[113,1451,276,1867]" captionTargetPageId="3" captionText="Fig. 2. − Euphorbia neoelliotii J.-P. Castillon & J.-B. Castillon. A. Port général (petits plants); B-C. Rosettes de feuilles; D. Système incyathescentiel;E. Fleur femelle; F. Fleurs mâles; G. Fruit. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5722102" httpUri="https://zenodo.org/record/5722102/files/figure.png" pageId="4" pageNumber="23">Fig. 2</figureCitation>
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).
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||
</heading>
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||
</paragraph>
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||
</subSubSection>
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<subSubSection id="13D56531BD15FFAE4BFBF9BAFD3EF96A" pageId="4" pageNumber="23" type="materials_examined">
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||
<paragraph id="5B7036BABD15FFAE4BFBF9BAFD3EF96A" blockId="4.[174,786,1623,1711]" pageId="4" pageNumber="23">
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<materialsCitation id="EBA73CE7BD15FFAE4BFBF9BAFD57F96A" ID-GBIF-Occurrence="3464292310" collectingDate="2015-10-31" collectionCode="TAN" collectorName="J. - B. Castillon" country="Madagascar" elevation="100" latitude="-25.166666" location="Prefecture de Taolanaro" longLatPrecision="1247" longitude="46.65" municipality="d'Analapatsy" pageId="4" pageNumber="23" specimenCount="1" stateProvince="Prov. Toliara" typeStatus="holotype">
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||
<emphasis id="69BBEAA8BD15FFAE4BFBF9BAFDAEF9AA" bold="true" box="[174,635,1623,1647]" pageId="4" pageNumber="23">
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<typeStatus id="84748818BD15FFAE4BFBF9BAFEFFF9AA" box="[174,298,1623,1647]" pageId="4" pageNumber="23" type="holotype">Holotypus</typeStatus>
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||
:
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||
<collectingCountry id="23D8762ABD15FFAE4A63F9BAFE03F9AA" box="[310,470,1623,1647]" name="Madagascar" pageId="4" pageNumber="23">MADAGASCAR</collectingCountry>
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.
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||
<collectingRegion id="990BF858BD15FFAE4AB7F9BAFDC8F9AA" box="[482,541,1623,1647]" pageId="4" pageNumber="23">Prov.</collectingRegion>
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||
Toliara:
|
||
</emphasis>
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||
<location id="5E106061BD15FFAE49D7F9BAFECDF94A" LSID="urn:lsid:plazi:treatment:D36687ACBD15FFAF4BDDF9E1FC63F901:5E106061BD15FFAE49D7F9BAFECDF94A" country="Madagascar" latitude="-25.166666" longLatPrecision="1247" longitude="46.65" municipality="d'Analapatsy" name="Prefecture de Taolanaro" pageId="4" pageNumber="23" stateProvince="Prov. Toliara">Préfecture de Taolañaro</location>
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||
,
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||
<location id="5E106061BD15FFAE4A74F99AFD8FF94A" LSID="urn:lsid:plazi:treatment:D36687ACBD15FFAF4BDDF9E1FC63F901:5E106061BD15FFAE4A74F99AFD8FF94A" box="[289,602,1655,1679]" country="Madagascar" latitude="-25.166666" longLatPrecision="1247" longitude="46.65" municipality="d'Analapatsy" name="commune rurale d'Analapatsy" pageId="4" pageNumber="23" stateProvince="Prov. Toliara">commune rurale d’Analapatsy</location>
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||
,
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||
<geoCoordinate id="3EFB507DBD15FFAE4936F99AFD61F94A" box="[611,692,1655,1679]" degrees="25" direction="south" minutes="10" orientation="latitude" pageId="4" pageNumber="23" precision="925" value="-25.166666">25°10’S</geoCoordinate>
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<geoCoordinate id="3EFB507DBD15FFAE49ECF99AFCDBF94A" box="[697,782,1655,1679]" degrees="46" direction="east" minutes="39" orientation="longitude" pageId="4" pageNumber="23" precision="925" value="46.65">46°39’E</geoCoordinate>
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,
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||
<quantity id="9C379B5FBD15FFAE4BFBF97AFF26F96B" box="[174,243,1687,1711]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="23" unit="m" value="100.0">
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<elevation id="D0E2D189BD15FFAE4BFBF97AFF26F96B" box="[174,243,1687,1711]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="23" unit="m" value="100.0">100 m</elevation>
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||
</quantity>
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||
,
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||
<date id="2F71107ABD15FFAE4BABF97AFEBAF96A" box="[254,367,1687,1711]" pageId="4" pageNumber="23" value="2015-10-31">
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||
<collectingDate id="3F35E992BD15FFAE4BABF97AFEBAF96A" box="[254,367,1687,1711]" pageId="4" pageNumber="23" value="2015-10-31">31.X.2015</collectingDate>
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||
</date>
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||
,
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||
<emphasis id="69BBEAA8BD15FFAE4A2FF975FDF8F96A" box="[378,557,1687,1711]" italics="true" pageId="4" pageNumber="23">
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||
<collectorName id="F63A536CBD15FFAE4A2FF975FDD9F96A" box="[378,524,1687,1711]" pageId="4" pageNumber="23">J.-B. Castillon</collectorName>
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60
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||
</emphasis>
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||
(
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||
<collectionCode id="3DDEAE7FBD15FFAE4969F97AFDAEF96A" box="[572,635,1687,1711]" country="Madagascar" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13842" lsid="urn:lsid:biocol.org:col:13842" name="Parc de Tsimbazaza" pageId="4" pageNumber="23" type="Herbarium">TAN</collectionCode>
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||
!;
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||
</materialsCitation>
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||
<materialsCitation id="EBA73CE7BD15FFAE49DCF97AFD32F96A" ID-GBIF-Occurrence="3464292304" box="[649,743,1687,1711]" collectingDate="2015-10-31" collectionCode="TAN, G" collectorName="J. - B. Castillon" country="Madagascar" elevation="100" latitude="-25.166666" location="Prefecture de Taolanaro" longLatPrecision="1247" longitude="46.65" municipality="d'Analapatsy" pageId="4" pageNumber="23" specimenCount="1" stateProvince="Prov. Toliara" typeStatus="isotype">
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||
iso-:
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||
<collectionCode id="3DDEAE7FBD15FFAE49EAF97AFD0CF96A" box="[703,729,1687,1711]" pageId="4" pageNumber="23">G</collectionCode>
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||
!)
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||
</materialsCitation>
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||
.
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="13D56531BD15FFAE4BFBF92FFB8BF88A" pageId="4" pageNumber="23" type="description">
|
||
<paragraph id="5B7036BABD15FFAE4BFBF92FFE4DF85F" blockId="4.[174,787,1730,1946]" pageId="4" pageNumber="23">
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||
<emphasis id="69BBEAA8BD15FFAE4BFBF92FFE4DF85F" italics="true" pageId="4" pageNumber="23">
|
||
Haec species
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||
<taxonomicName id="9CCF4D39BD15FFAE4A72F92FFE2EF91F" authority="Baill." authorityName="Baill." box="[295,507,1730,1754]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="23" phylum="Tracheophyta" rank="species" species="commersonii">E. commersonii Baill.</taxonomicName>
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et
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<taxonomicName id="9CCF4D39BD15FFAE4943F92FFD1EF91C" authority="Lam." authorityName="Lam." box="[534,715,1730,1754]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="23" phylum="Tracheophyta" rank="species" species="pyrifoliae">E. pyrifoliae Lam.</taxonomicName>
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affinis, sed a hac planta monoica, statura humiliore atque incyathescentiis plerumque solitariis (vs. dichasialibus); ab illa foliis longioribus minus coriaceis, incyathescentia ex cyathio solitario constante atque cyathophyllis minutis ad involucrum adpressis; ab ambabus pedunculis brevioribus atque cyathiis viridibus minoribus distinguitur.
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||
</emphasis>
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||
</paragraph>
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||
<paragraph id="5B7036BABD15FFAE480BFEFAFB8BF88A" blockId="4.[824,1476,279,1871]" pageId="4" pageNumber="23">
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||
<emphasis id="69BBEAA8BD15FFAE480BFEFAFC7EFEEA" box="[862,939,279,303]" italics="true" pageId="4" pageNumber="23">Arbuste</emphasis>
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non succulent, pouvant atteindre
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||
<quantity id="9C379B5FBD15FFAE4E4FFEFAFA91FEEB" box="[1306,1348,279,303]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="4" pageNumber="23" unit="m" value="2.0">2 m</quantity>
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||
de hauteur.
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||
<emphasis id="69BBEAA8BD15FFAE486DFED5FCB2FE8A" box="[824,871,312,335]" italics="true" pageId="4" pageNumber="23">Tige</emphasis>
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||
principale atteignant
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||
<quantity id="9C379B5FBD15FFAE4F0EFEDAFB44FE8B" box="[1115,1169,311,335]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="4" pageNumber="23" unit="cm" value="4.0">4 cm</quantity>
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||
de diam. à la base, marrongris, rugueuse, desquamant avec l’âge; à ramifications primaires regroupées par 2 à 4 (de façon irrégulière tous les
|
||
<quantity id="9C379B5FBD15FFAE4E16FE9AFA51FE4B" box="[1347,1412,375,399]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="23" unit="cm" value="50.0">50 cm</quantity>
|
||
env.), formant un angle de 30° à 45° avec l’axe principal; épaissie et arrondie aux points de ramification.
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||
<emphasis id="69BBEAA8BD15FFAE4FFAFE55FB21FE0A" box="[1199,1268,440,463]" italics="true" pageId="4" pageNumber="23">Racine</emphasis>
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||
napiforme, blanche sur les jeunes plants.
|
||
<emphasis id="69BBEAA8BD15FFAE4F40FE3AFBB4FE2A" box="[1045,1121,471,495]" italics="true" pageId="4" pageNumber="23">Feuilles</emphasis>
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||
persistantes, obovales allongées à oblancéolées ou spatulées, vert foncé sur la face adaxiale, vert plus clair sur la face abaxiale, lisses, glabres, minces, souples, parfois légèrement ondulées, 6 ×
|
||
<quantity id="9C379B5FBD15FFAE4FDEFDDAFB07FD8B" box="[1163,1234,567,591]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="4" pageNumber="23" unit="cm" value="2.5">2,5 cm</quantity>
|
||
, regroupées en nombre de 5 à 8 à l’apex des brachyblastes; à apex arrondi ou échancré, souvent prolongé par un minuscule mucron (
|
||
<quantity id="9C379B5FBD15FFAE4E74FD9AFAADFD4A" box="[1313,1400,631,655]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="23" unit="mm" value="0.1">0,1 mm</quantity>
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||
) sur la face abaxiale; à marge entière; limbe à nervation pennée, formant un sillon sur la face adaxiale, légèrement convexe sur la face abaxiale et translucide; à 10-12 paires de nervures secondaires quasi invisibles, même en transparence, très légèrement en relief sur la face abaxiale; à pétiole court,
|
||
<quantity id="9C379B5FBD15FFAE4E74FCFAFAA8FCEB" box="[1313,1405,791,815]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" metricValueMax="5.0" metricValueMin="2.0" pageId="4" pageNumber="23" unit="mm" value="3.5" valueMax="5.0" valueMin="2.0">2-5 mm</quantity>
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||
, blanchâtre, glabre, souvent absent.
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||
<emphasis id="69BBEAA8BD15FFAE4F29FCDAFAF3FC8A" box="[1148,1318,819,847]" italics="true" pageId="4" pageNumber="23">Plante monoÏque</emphasis>
|
||
à cyathes unisexués.
|
||
<emphasis id="69BBEAA8BD15FFAE48D2FCBAFBA0FCAA" box="[903,1141,855,879]" italics="true" pageId="4" pageNumber="23">Système incyathescentiel</emphasis>
|
||
subterminal, regroupant de 1 à 5 incyathescences à l’apex de chaque brachyblaste.
|
||
<emphasis id="69BBEAA8BD15FFAE4E0CFC9AFCBFFC6A" italics="true" pageId="4" pageNumber="23">Incyathescence</emphasis>
|
||
à un cyathium; pédoncule vert de
|
||
<quantity id="9C379B5FBD15FFAE4FBDFC7AFA91FC6B" box="[1256,1348,919,943]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="4" pageNumber="23" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">1-2 mm</quantity>
|
||
; incyathescence plus rarement formée d’un dichasium à pédoncule de
|
||
<quantity id="9C379B5FBD15FFAE480FFC3AFC06FC2B" box="[858,979,983,1007]" metricMagnitude="-2" metricUnit="m" metricValue="1.1" metricValueMax="1.2" metricValueMin="1.0" pageId="4" pageNumber="23" unit="mm" value="11.0" valueMax="12.0" valueMin="10.0">10-12 mm</quantity>
|
||
.
|
||
<emphasis id="69BBEAA8BD15FFAE488BFC3AFB92FC2A" box="[990,1095,983,1007]" italics="true" pageId="4" pageNumber="23">Cyathium</emphasis>
|
||
petit,
|
||
<quantity id="9C379B5FBD15FFAE4FC5FC3AFB04FC2B" box="[1168,1233,983,1007]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="4" pageNumber="23" unit="mm" value="3.0">3 mm</quantity>
|
||
de diam. et
|
||
<quantity id="9C379B5FBD15FFAE4E0BFC3AFA4AFC2B" box="[1374,1439,983,1007]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="4" pageNumber="23" unit="mm" value="2.0">2 mm</quantity>
|
||
de hauteur, de forme conique à cylindro-conique, vert, jaunissant en vieillissant.
|
||
<emphasis id="69BBEAA8BD15FFAE4F56FBFAFB58FBEA" box="[1027,1165,1047,1071]" italics="true" pageId="4" pageNumber="23">Cyathophylles</emphasis>
|
||
, 2, très minces, membraneux, rarement plus charnus, 2 ×
|
||
<quantity id="9C379B5FBD15FFAE4F0EFBDAFB65FB8B" box="[1115,1200,1079,1103]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="4" pageNumber="23" unit="mm" value="1.5">1,5 mm</quantity>
|
||
, verts, blancs translucides à l’apex, triangulaires à extrémité arrondie, parfois fimbriés, plaqués contre l’involucre, insérés à la base du cyathe, dans le prolongement du pédoncule, sessiles.
|
||
<emphasis id="69BBEAA8BD15FFAE4FEDFB7AFADBFB6A" box="[1208,1294,1175,1199]" italics="true" pageId="4" pageNumber="23">Glandes,</emphasis>
|
||
5(-6), elliptiques, dressées, jaune-vert, de 1-1,5 ×
|
||
<quantity id="9C379B5FBD15FFAE4FC5FB5AFB2BFB0B" box="[1168,1278,1207,1231]" metricMagnitude="-4" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="4" pageNumber="23" unit="mm" value="0.75" valueMax="1.0" valueMin="0.5">0,5-1 mm</quantity>
|
||
, soudées à la base mais disjointes au sommet, à marge entière, à surface constellée de minuscules cratères invisibles à l’oeil nu (
|
||
<quantity id="9C379B5FBD15FFAE4E4EFB1AFA56FACA" box="[1307,1411,1271,1295]" metricMagnitude="-5" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="23" unit="mm" value="0.05">0,05 mm</quantity>
|
||
), formant un cône de 2 ×
|
||
<quantity id="9C379B5FBD15FFAE4F71FAFAFBAEFAEB" box="[1060,1147,1303,1327]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="4" pageNumber="23" unit="mm" value="2.5">2,5 mm</quantity>
|
||
.
|
||
<emphasis id="69BBEAA8BD15FFAE4FD2FAFAFA47FAEA" box="[1159,1426,1303,1327]" italics="true" pageId="4" pageNumber="23">Bractées interglandulaires</emphasis>
|
||
, 1 ×
|
||
<quantity id="9C379B5FBD15FFAE486DFADAFCACFA8B" box="[824,889,1335,1359]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="23" unit="mm" value="1.0">1 mm</quantity>
|
||
, quasiment invisibles, vertes à apex blanc, ciliées, couvrant l’intérieur du cyathe, puis s’ouvrant et devenant dressées pour laisser sortir les fleurs mâles, plaquées sur l’ovaire sans le recouvrir entièrement chez les cyathes femelles.
|
||
<emphasis id="69BBEAA8BD15FFAE4E68FA7AFA17FA6A" box="[1341,1474,1431,1455]" italics="true" pageId="4" pageNumber="23">Fleurs mâles:</emphasis>
|
||
10-15, pédicelles de
|
||
<quantity id="9C379B5FBD15FFAE4F4DFA5AFB50FA0B" box="[1048,1157,1463,1487]" metricMagnitude="-4" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="4" pageNumber="23" unit="mm" value="0.75" valueMax="1.0" valueMin="0.5">0,5-1 mm</quantity>
|
||
entièrement enfouis dans les bractéoles blanches translucides; étamines blanches de 0,6 ×
|
||
<quantity id="9C379B5FBD15FFAE486DFA1AFC5FF9CB" box="[824,906,1527,1551]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="4" pageNumber="23" unit="mm" value="0.3">0,3 mm</quantity>
|
||
portant 2 anthères jaunes 0,5 ×
|
||
<quantity id="9C379B5FBD15FFAE4F8EFA1AFAEFF9CB" box="[1243,1338,1527,1551]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" pageId="4" pageNumber="23" unit="mm" value="0.25">0,25 mm</quantity>
|
||
non exsertes (ou très légèrement).
|
||
<emphasis id="69BBEAA8BD15FFAE4F71F9FAFB67F9EA" box="[1060,1202,1559,1583]" italics="true" pageId="4" pageNumber="23">Fleur femelle:</emphasis>
|
||
ovaire vert globuleux de
|
||
<quantity id="9C379B5FBD15FFAE486DF9DAFC59F98B" box="[824,908,1591,1615]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="4" pageNumber="23" unit="mm" value="1.5">1,5 mm</quantity>
|
||
,
|
||
<emphasis id="69BBEAA8BD15FFAE48C2F9DAFC17F98A" box="[919,962,1591,1615]" italics="true" pageId="4" pageNumber="23">style</emphasis>
|
||
vert foncé,
|
||
<quantity id="9C379B5FBD15FFAE4F6BF9DAFB46F98B" box="[1086,1171,1591,1615]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="4" pageNumber="23" unit="mm" value="1.5">1,5 mm</quantity>
|
||
, droit, puis divisé dès le premier tiers en 3 stigmates perpendiculaires à l’axe de la fleur, enfin, bilobés à l’extrémité et fortement recourbés vers l’ovaire.
|
||
<emphasis id="69BBEAA8BD15FFAE486DF97AFC50F96A" box="[824,901,1687,1711]" italics="true" pageId="4" pageNumber="23">Capsule</emphasis>
|
||
verte à 3 carpelles, à surface lisse et unie,
|
||
<quantity id="9C379B5FBD15FFAE4E78F97AFAB9F96B" box="[1325,1388,1687,1711]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="23" unit="mm" value="5.0">5 mm</quantity>
|
||
de large ×
|
||
<quantity id="9C379B5FBD15FFAE4818F95AFC5BF90B" box="[845,910,1719,1743]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="4" pageNumber="23" unit="mm" value="5.0">5 mm</quantity>
|
||
de long, portée par un pédoncule qui s’allonge très légèrement à
|
||
<quantity id="9C379B5FBD15FFAE489FF93AFBF1F92B" box="[970,1060,1751,1775]" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="4" pageNumber="23" unit="mm" value="4.5" valueMax="5.0" valueMin="4.0">4-5 mm</quantity>
|
||
; style parfois persistant, parfois disparaissant mais les 6 surfaces stigmatiques laissent alors 6 points noirs sur le fruit.
|
||
<emphasis id="69BBEAA8BD15FFAE48A7F8FAFBEFF8EB" box="[1010,1082,1815,1838]" italics="true" pageId="4" pageNumber="23">Graine</emphasis>
|
||
ovale marron, 2 ×
|
||
<quantity id="9C379B5FBD15FFAE4E51F8FAFA8CF8EB" box="[1284,1369,1815,1839]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="4" pageNumber="23" unit="mm" value="1.5">1,5 mm</quantity>
|
||
, à surface constellée de petites bosses.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="0FB06632BD14FFAF4B24FEF9FE1FFE85" ID-Table-UUID="0FB06632BD14FFAF4B24FEF9FE1FFE85" httpUri="http://table.plazi.org/id/0FB06632BD14FFAF4B24FEF9FE1FFE85" pageId="5" pageNumber="24" startId="5.[113,179,276,295]" targetBox="[113,1350,355,863]" targetIsTable="true" targetPageId="5">
|
||
<paragraph id="5B7036BABD14FFAF4B24FEF9FE1FFE85" blockId="5.[113,1422,276,320]" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FEF9FF03FEE2" bold="true" box="[113,214,276,295]" pageId="5" pageNumber="24">Tableau 1. −</emphasis>
|
||
Morphologie comparée de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4A9CFEF9FD19FEE2" authority="Baill." authorityName="Baill." box="[457,716,276,295]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF4A9CFEF9FD49FEE2" box="[457,668,276,295]" italics="true" pageId="5" pageNumber="24">Euphorbia commersonii</emphasis>
|
||
Baill.
|
||
</taxonomicName>
|
||
et de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4857FEF9FCB8FEE2" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[770,877,276,295]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF4857FEF9FCB8FEE2" box="[770,877,276,295]" italics="true" pageId="5" pageNumber="24">E. neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
J.-P. Castillon & J.-B. Castillon. Les valeurs en italique varient dans certaines populations (voir texte).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="5B7036BABD14FFAF4B24FE8EFB13FC9A" pageId="5" pageNumber="24">
|
||
<table id="29CFC41ABD1400554B24FE8EFA93FC9A" box="[113,1350,355,863]" gridcols="3" gridrows="13" pageId="5" pageNumber="24">
|
||
<tr id="E5FF34F8BD1400554B24FE8EFA93FEB2" box="[113,1350,355,375]" gridrow="0" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FE8EFE3AFEB2" box="[113,495,355,375]" gridcol="0" gridrow="0" pageId="5" pageNumber="24">Caractères</th>
|
||
<th id="A62E5D84BD140055497AFE8EFC44FEB2" box="[559,913,355,375]" gridcol="1" gridrow="0" pageId="5" pageNumber="24">
|
||
<taxonomicName id="9CCF4D39BD14FFAF497AFE88FCDDFEB2" box="[559,776,357,375]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">Euphorbia commersonii</taxonomicName>
|
||
</th>
|
||
<th id="A62E5D84BD14005548B8FE8EFA93FEB2" box="[1005,1350,355,375]" gridcol="2" gridrow="0" pageId="5" pageNumber="24">
|
||
<taxonomicName id="9CCF4D39BD14FFAF48B8FE88FB7FFEB2" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[1005,1194,357,375]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF48B8FE88FB7FFEB2" bold="true" box="[1005,1194,357,375]" italics="true" pageId="5" pageNumber="24">Euphorbia neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
</th>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FE69FA93FE76" box="[113,1350,388,435]" gridrow="1" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FE69FE3AFE76" box="[113,495,388,435]" gridcol="0" gridrow="1" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FE69FF37FE5D" bold="true" box="[113,226,388,408]" pageId="5" pageNumber="24">Port général</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFE69FC44FE76" box="[559,913,388,435]" gridcol="1" gridrow="1" pageId="5" pageNumber="24">plutôt droit, peu ramifié; ramifications plutôt horizontales</td>
|
||
<td id="A62E5D84BD14005548B8FE69FA93FE76" box="[1005,1350,388,435]" gridcol="2" gridrow="1" pageId="5" pageNumber="24">très ramifié; ramifications ascendantes</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FE53FA93FE17" box="[113,1350,446,466]" gridrow="2" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FE53FE3AFE17" box="[113,495,446,466]" gridcol="0" gridrow="2" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FE53FEF6FE17" bold="true" box="[113,291,446,466]" pageId="5" pageNumber="24">Bouquet de feuilles</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFE53FC44FE17" box="[559,913,446,466]" gridcol="1" gridrow="2" pageId="5" pageNumber="24">3-5 au sommet des brachyblastes</td>
|
||
<td id="A62E5D84BD14005548B8FE53FA93FE17" box="[1005,1350,446,466]" gridcol="2" gridrow="2" pageId="5" pageNumber="24">généralement plus nombreuses (5-8)</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FE0EFA93FE32" box="[113,1350,483,503]" gridrow="3" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FE0EFE3AFE32" box="[113,495,483,503]" gridcol="0" gridrow="3" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FE0EFED5FE32" bold="true" box="[113,256,483,503]" pageId="5" pageNumber="24">Forme du limbe</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFE0EFC44FE32" box="[559,913,483,503]" gridcol="1" gridrow="3" pageId="5" pageNumber="24">pyriforme</td>
|
||
<td id="A62E5D84BD14005548B8FE0EFA93FE32" box="[1005,1350,483,503]" gridcol="2" gridrow="3" pageId="5" pageNumber="24">elliptique allongée ou cunée</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FDE4FA93FDD8" box="[113,1350,521,541]" gridrow="4" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FDE4FE3AFDD8" box="[113,495,521,541]" gridcol="0" gridrow="4" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FDE4FE92FDD8" bold="true" box="[113,327,521,541]" pageId="5" pageNumber="24">Rapport L/l des feuilles</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFDE4FC44FDD8" box="[559,913,521,541]" gridcol="1" gridrow="4" pageId="5" pageNumber="24">≤ 2,2</td>
|
||
<td id="A62E5D84BD14005548B8FDE4FA93FDD8" box="[1005,1350,521,541]" gridcol="2" gridrow="4" pageId="5" pageNumber="24">≥ 3</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FDC2FA93FD86" box="[113,1350,559,579]" gridrow="5" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FDC2FE3AFD86" box="[113,495,559,579]" gridcol="0" gridrow="5" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FDC2FE3AFD86" bold="true" box="[113,495,559,579]" pageId="5" pageNumber="24">Couleur de la face supérieure des feuilles</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFDC2FC44FD86" box="[559,913,559,579]" gridcol="1" gridrow="5" pageId="5" pageNumber="24">vert foncé luisant</td>
|
||
<td id="A62E5D84BD14005548B8FDC2FA93FD86" box="[1005,1350,559,579]" gridcol="2" gridrow="5" pageId="5" pageNumber="24">vert clair</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FDB8FA93FDAC" box="[113,1350,597,617]" gridrow="6" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FDB8FE3AFDAC" box="[113,495,597,617]" gridcol="0" gridrow="6" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FDB8FEF2FDAC" bold="true" box="[113,295,597,617]" pageId="5" pageNumber="24">Texture des feuilles</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFDB8FC44FDAC" box="[559,913,597,617]" gridcol="1" gridrow="6" pageId="5" pageNumber="24">coriace</td>
|
||
<td id="A62E5D84BD14005548B8FDB8FA93FDAC" box="[1005,1350,597,617]" gridcol="2" gridrow="6" pageId="5" pageNumber="24">tendre et souple</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FD96FA93FD4A" box="[113,1350,635,655]" gridrow="7" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FD96FE3AFD4A" box="[113,495,635,655]" gridcol="0" gridrow="7" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FD96FECFFD4A" bold="true" box="[113,282,635,655]" pageId="5" pageNumber="24">Marge des feuilles</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFD96FC44FD4A" box="[559,913,635,655]" gridcol="1" gridrow="7" pageId="5" pageNumber="24">légèrement à fortement recourbée</td>
|
||
<td id="A62E5D84BD14005548B8FD96FA93FD4A" box="[1005,1350,635,655]" gridcol="2" gridrow="7" pageId="5" pageNumber="24">limbe entièrement plat</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FD4DFA93FD71" box="[113,1350,672,692]" gridrow="8" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FD4DFE3AFD71" box="[113,495,672,692]" gridcol="0" gridrow="8" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FD4DFF04FD71" bold="true" box="[113,209,672,692]" pageId="5" pageNumber="24">Pédoncule</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFD4DFC44FD71" box="[559,913,672,692]" gridcol="1" gridrow="8" pageId="5" pageNumber="24">rougeâtre</td>
|
||
<td id="A62E5D84BD14005548B8FD4DFA93FD71" box="[1005,1350,672,692]" gridcol="2" gridrow="8" pageId="5" pageNumber="24">vert</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FD2BFA93FD1F" box="[113,1350,710,730]" gridrow="9" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FD2BFE3AFD1F" box="[113,495,710,730]" gridcol="0" gridrow="9" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FD2BFF60FD1F" bold="true" box="[113,181,710,730]" pageId="5" pageNumber="24">Pilosité</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFD2BFC44FD1F" box="[559,913,710,730]" gridcol="1" gridrow="9" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF497AFD2BFC44FD1F" box="[559,913,710,730]" italics="true" pageId="5" pageNumber="24">feuilles, pédoncule, cyathophylles, fruits</emphasis>
|
||
</td>
|
||
<td id="A62E5D84BD14005548B8FD2BFA93FD1F" box="[1005,1350,710,730]" gridcol="2" gridrow="9" pageId="5" pageNumber="24">aucune</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FD01FA93FCDE" box="[113,1350,748,795]" gridrow="10" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FD01FE3AFCDE" box="[113,495,748,795]" gridcol="0" gridrow="10" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FD01FECBFCC5" bold="true" box="[113,286,748,768]" pageId="5" pageNumber="24">Cyathophylle [mm]</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFD01FC44FCDE" box="[559,913,748,795]" gridcol="1" gridrow="10" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF497AFD01FC8FFCC5" box="[559,858,748,768]" italics="true" pageId="5" pageNumber="24">pétaloïde, 4 × 4, à base rougeâtre</emphasis>
|
||
</td>
|
||
<td id="A62E5D84BD14005548B8FD01FA93FCDE" box="[1005,1350,748,795]" gridcol="2" gridrow="10" pageId="5" pageNumber="24">triangulaire, plaqué sur l’involucre, vert à extrémité blanche</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FCC8FA93FCFC" box="[113,1350,805,825]" gridrow="11" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FCC8FE3AFCFC" box="[113,495,805,825]" gridcol="0" gridrow="11" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FCC8FF2EFCFC" bold="true" box="[113,251,805,825]" pageId="5" pageNumber="24">Involucre [mm]</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFCC8FC44FCFC" box="[559,913,805,825]" gridcol="1" gridrow="11" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF497AFCC8FCD4FCFC" box="[559,769,805,825]" italics="true" pageId="5" pageNumber="24">conique, jaunâtre, 5 × 4</emphasis>
|
||
</td>
|
||
<td id="A62E5D84BD14005548B8FCC8FA93FCFC" box="[1005,1350,805,825]" gridcol="2" gridrow="11" pageId="5" pageNumber="24">plus cylindrique, vert, 3 × 2</td>
|
||
</tr>
|
||
<tr id="E5FF34F8BD1400554B24FCA6FA93FC9A" box="[113,1350,843,863]" gridrow="12" pageId="5" pageNumber="24">
|
||
<th id="A62E5D84BD1400554B24FCA6FE3AFC9A" box="[113,495,843,863]" gridcol="0" gridrow="12" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24FCA6FF25FC9A" bold="true" box="[113,240,843,863]" pageId="5" pageNumber="24">Glandes [mm]</emphasis>
|
||
</th>
|
||
<td id="A62E5D84BD140055497AFCA6FC44FC9A" box="[559,913,843,863]" gridcol="1" gridrow="12" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF497AFCA6FCE3FC9A" box="[559,822,843,863]" italics="true" pageId="5" pageNumber="24">2,5 × 2, jaunes, plutôt étalées</emphasis>
|
||
</td>
|
||
<td id="A62E5D84BD14005548B8FCA6FA93FC9A" box="[1005,1350,843,863]" gridcol="2" gridrow="12" pageId="5" pageNumber="24">1,5 × 1, vertes, dressées</td>
|
||
</tr>
|
||
</table>
|
||
</paragraph>
|
||
<subSubSection id="13D56531BD14FFAF4BC2FC41FEBBFB61" pageId="5" pageNumber="24" type="etymology">
|
||
<paragraph id="5B7036BABD14FFAF4BC2FC41FEBBFB61" blockId="5.[113,764,940,1188]" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4BC2FC41FEC1FC01" box="[151,276,940,964]" italics="true" pageId="5" pageNumber="24">Etymologie.</emphasis>
|
||
– Cette espèce est dédiée à George Francis Scott-Elliot pour sa contribution à la connaissance de la flore malgache, l’autre euphorbe qui portait jusqu’à présent son nom ayant été mise en synonymie ci-dessus avec
|
||
<taxonomicName id="9CCF4D39BD14FFAF49D1FBE0FF77FB81" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF49D1FBE0FF77FB81" italics="true" pageId="5" pageNumber="24">E. commersonii</emphasis>
|
||
</taxonomicName>
|
||
. Il passa plusieurs séjours à
|
||
<collectingCountry id="23D8762ABD14FFAF4A89FBC1FDB5FB81" box="[476,608,1068,1092]" name="Madagascar" pageId="5" pageNumber="24">Madagascar</collectingCountry>
|
||
entre 1888 et 1889 (
|
||
<bibRefCitation id="3F5E4B4BBD14FFAF4BEDFBA1FEE9FBA1" author="DORR, L. J." box="[184,316,1100,1124]" pageId="5" pageNumber="24" refId="ref4068" refString="DORR, L. J. (1997). Plant collectors in Madagascar and the Comoro Island. Royal Botanic Gardens, Kew." type="book" year="1997">DORR, 1997</bibRefCitation>
|
||
) et collecta notamment dans la région de Fort-Dauphin (ScOTT ELLIOT, 1891). Il a décrit une centaine d’espèces à
|
||
<collectingCountry id="23D8762ABD14FFAF4BBCFB61FEBCFB61" box="[233,361,1164,1188]" name="Madagascar" pageId="5" pageNumber="24">Madagascar</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="13D56531BD14FFAF4BC2FB21FEA7F9C1" pageId="5" pageNumber="24" type="distribution">
|
||
<paragraph id="5B7036BABD14FFAF4BC2FB21FEA7F9C1" blockId="5.[113,764,1228,1540]" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4BC2FB21FDE7FB21" box="[151,562,1228,1252]" italics="true" pageId="5" pageNumber="24">Distribution et statut de conservation.</emphasis>
|
||
– La plante a été trouvée dans une petite forêt semi-humide près d’Analapatsy, à env.
|
||
<quantity id="9C379B5FBD14FFAF4BE3FAE1FF29FAE1" box="[182,252,1292,1316]" metricMagnitude="4" metricUnit="m" metricValue="3.5" pageId="5" pageNumber="24" unit="km" value="35.0">35 km</quantity>
|
||
au sud-ouest de Fort-Dauphin, non loin de la mer, à une altitude de
|
||
<quantity id="9C379B5FBD14FFAF4A36FAC1FE72FA81" box="[355,423,1324,1348]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="5" pageNumber="24" unit="m" value="100.0">100 m</quantity>
|
||
env., poussant dans des éboulis rocheux remplis de terre et d’humus. Dans cette unique localité dans une forêt déjà bien dégradée, seulement une cinquantaine de plants ont été observés et son statut de conservation est provisoirement considéré comme «En danger critique» [CR B1ab(iii,v)+B2ab(iii,v)] selon les Catégories et les Critères de l’UICN (2012).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="13D56531BD14FFAF4BC2F9D5FC63F901" pageId="5" pageNumber="24" type="discussion">
|
||
<paragraph id="5B7036BABD14FFAF4BC2F9D5FE17F8CA" blockId="5.[113,764,1591,1935]" pageId="5" pageNumber="24">
|
||
<emphasis id="69BBEAA8BD14FFAF4BC2F9D5FE34F98A" box="[151,481,1591,1615]" italics="true" pageId="5" pageNumber="24">
|
||
Notes. –
|
||
<taxonomicName id="9CCF4D39BD14FFAF4BACF9DAFE34F98A" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[249,481,1591,1615]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">Euphorbia neoelliotii</taxonomicName>
|
||
</emphasis>
|
||
fait partie de la section
|
||
<emphasis id="69BBEAA8BD14FFAF4B24F9BAFED8F9AA" box="[113,269,1623,1647]" italics="true" pageId="5" pageNumber="24">
|
||
<taxonomicName id="9CCF4D39BD14FFAF4B24F9BAFEDCF9AA" box="[113,265,1623,1647]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="section" section="Denisophorbia">Denisophorbia</taxonomicName>
|
||
.
|
||
</emphasis>
|
||
Cette nouvelle espèce possède tous les caractères distinctifs de la section, en particulier le mode de croissance rappelant les arbres du genre
|
||
<taxonomicName id="9CCF4D39BD14FFAF4AB9F97AFD8AF96A" box="[492,607,1687,1711]" class="Magnoliopsida" family="Combretaceae" genus="Terminalia" kingdom="Plantae" order="Myrtales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="69BBEAA8BD14FFAF4AB9F97AFD8AF96A" box="[492,607,1687,1711]" italics="true" pageId="5" pageNumber="24">Terminalia</emphasis>
|
||
</taxonomicName>
|
||
L.
|
||
<emphasis id="69BBEAA8BD14FFAF49D1F97AFF7FF90B" italics="true" pageId="5" pageNumber="24">
|
||
(
|
||
<taxonomicName id="9CCF4D39BD14FFAF49D9F97AFF4AF90B" class="Magnoliopsida" family="Combretaceae" kingdom="Plantae" order="Myrtales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="family">Combretaceae</taxonomicName>
|
||
),
|
||
</emphasis>
|
||
avec une succession d’hypopodiums allongés de
|
||
<quantity id="9C379B5FBD14FFAF499DF95AFF47F92B" metricMagnitude="-2" metricUnit="m" metricValue="7.5" metricValueMax="10.0" metricValueMin="5.0" pageId="5" pageNumber="24" unit="cm" value="7.5" valueMax="10.0" valueMin="5.0">5-10 cm</quantity>
|
||
et de brachyblastes de
|
||
<quantity id="9C379B5FBD14FFAF4AC0F93AFE33F92B" box="[405,486,1751,1775]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="5" pageNumber="24" unit="cm" value="1.5" valueMax="2.0" valueMin="1.0">1-2 cm</quantity>
|
||
, qui a été
|
||
<emphasis id="69BBEAA8BD14FFAF490CF93AFD04F92A" box="[601,721,1751,1775]" pageId="5" pageNumber="24">schématisé</emphasis>
|
||
par
|
||
<bibRefCitation id="3F5E4B4BBD14FFAF4B24F91AFE9DF8CA" author="CREMERS, G." box="[113,328,1783,1807]" pageId="5" pageNumber="24" pagination="55 - 81" refId="ref3977" refString="CREMERS, G. (1977). Architecture vegetative de quelques especes malgaches du genre Euphorbia L. Bull. Jard. Bot. Belg. 47: 55 - 81." type="journal article" year="1977">CREMERS (1977: 76</bibRefCitation>
|
||
, modèle 5).
|
||
</paragraph>
|
||
<paragraph id="5B7036BABD14FFAF4BC2F8FAFBB5FB61" blockId="5.[113,764,1591,1935]" lastBlockId="5.[801,1452,940,1732]" pageId="5" pageNumber="24">
|
||
Les espèces les plus proches morphologiquement sont
|
||
<taxonomicName id="9CCF4D39BD14FFAF4B24F8D5FEDAF88A" box="[113,271,1848,1871]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF4B24F8D5FEDAF88A" box="[113,271,1848,1871]" italics="true" pageId="5" pageNumber="24">E. commersonii</emphasis>
|
||
</taxonomicName>
|
||
et
|
||
<taxonomicName id="9CCF4D39BD14FFAF4A64F8D5FE73F88A" box="[305,422,1847,1871]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="pyrifolia">
|
||
<emphasis id="69BBEAA8BD14FFAF4A64F8D5FE73F88A" box="[305,422,1847,1871]" italics="true" pageId="5" pageNumber="24">E. pyrifolia</emphasis>
|
||
</taxonomicName>
|
||
. Le tableau 1 reprend les différences essentielles entre la forme typique de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4908F8B5FD2EF8AA" box="[605,763,1880,1903]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF4908F8B5FD2EF8AA" box="[605,763,1880,1903]" italics="true" pageId="5" pageNumber="24">E. commersonii</emphasis>
|
||
</taxonomicName>
|
||
(celle de Mandena et de Lokaro) et
|
||
<taxonomicName id="9CCF4D39BD14FFAF4AB8F895FDB9F84A" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[493,620,1911,1935]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF4AB8F895FDB9F84A" box="[493,620,1911,1935]" italics="true" pageId="5" pageNumber="24">E. neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
. Il est à noter que certaines caractéristiques (en italique dans le tableau) sont variables chez d’autres populations que celle de Mandena, que nous rapportons, mais sans une totale certitude, à
|
||
<taxonomicName id="9CCF4D39BD14FFAF4E73FC00FCEBFBE1" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF4E73FC00FCEBFBE1" italics="true" pageId="5" pageNumber="24">E. commersonii</emphasis>
|
||
</taxonomicName>
|
||
. Ainsi, les plantes de Petriky et d’Ambinanibe sont glabres et peuvent avoir des caractéristiques florales (cyathophylles) rappelant celles de
|
||
<taxonomicName id="9CCF4D39BD14FFAF48B3FBA0FBB7FBA1" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[998,1122,1100,1124]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF48B3FBA0FBB7FBA1" box="[998,1122,1100,1124]" italics="true" pageId="5" pageNumber="24">E. neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
, rendant leur identification discutable; un statut de sous-espèce de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4FFAFB80FA98FB41" box="[1199,1357,1133,1156]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="commersonii">
|
||
<emphasis id="69BBEAA8BD14FFAF4FFAFB80FA98FB41" box="[1199,1357,1133,1156]" italics="true" pageId="5" pageNumber="24">E. commersonii</emphasis>
|
||
</taxonomicName>
|
||
pourrait être envisagé pour ces plantes.
|
||
</paragraph>
|
||
<paragraph id="5B7036BABD14FFAF4812FB41FB52FA41" blockId="5.[801,1452,940,1732]" pageId="5" pageNumber="24">
|
||
<taxonomicName id="9CCF4D39BD14FFAF4812FB41FBC3FB01" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[839,1046,1196,1220]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF4812FB41FBC3FB01" box="[839,1046,1196,1220]" italics="true" pageId="5" pageNumber="24">Euphorbia neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
se distingue de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4FE9FB40FAF9FB01" box="[1212,1324,1196,1220]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="pyrifolia">
|
||
<emphasis id="69BBEAA8BD14FFAF4FE9FB40FAF9FB01" box="[1212,1324,1196,1220]" italics="true" pageId="5" pageNumber="24">E. pyrifolia</emphasis>
|
||
</taxonomicName>
|
||
, endémique de
|
||
<collectingCountry id="23D8762ABD14FFAF4817FB21FC48FB21" box="[834,925,1228,1252]" name="Mauritius" pageId="5" pageNumber="24">Maurice</collectingCountry>
|
||
et des
|
||
<collectingCountry id="23D8762ABD14FFAF48B9FB21FB88FB21" box="[1004,1117,1228,1252]" name="Seychelles" pageId="5" pageNumber="24">Seychelles</collectingCountry>
|
||
, par ses plantes monoïques (vs dioïques chez
|
||
<taxonomicName id="9CCF4D39BD14FFAF48EBFB00FBE1FAC1" box="[958,1076,1260,1284]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="pyrifolia">
|
||
<emphasis id="69BBEAA8BD14FFAF48EBFB00FBE1FAC1" box="[958,1076,1260,1284]" italics="true" pageId="5" pageNumber="24">E. pyrifolia</emphasis>
|
||
</taxonomicName>
|
||
), sa plus petite taille (
|
||
<quantity id="9C379B5FBD14FFAF4E73FB01FA84FAC1" box="[1318,1361,1260,1284]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="5" pageNumber="24" unit="m" value="2.0">2 m</quantity>
|
||
avec un tronc de
|
||
<quantity id="9C379B5FBD14FFAF48D2FAE1FC6BFAE1" box="[903,958,1292,1316]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="5" pageNumber="24" unit="cm" value="4.0">4 cm</quantity>
|
||
de diam. vs
|
||
<quantity id="9C379B5FBD14FFAF4F1BFAE0FBACFAE1" box="[1102,1145,1293,1316]" metricMagnitude="0" metricUnit="m" metricValue="7.0" pageId="5" pageNumber="24" unit="m" value="7.0">7 m</quantity>
|
||
avec un tronc de
|
||
<quantity id="9C379B5FBD14FFAF4E11FAE1FA5CFAE1" box="[1348,1417,1292,1316]" metricMagnitude="-1" metricUnit="m" metricValue="1.5" pageId="5" pageNumber="24" unit="cm" value="15.0">15 cm</quantity>
|
||
de diam.), ses cyathes vertes (vs jaunes) plus petites, ses courts pédoncules (
|
||
<quantity id="9C379B5FBD14FFAF48F2FAA1FBDEFAA1" box="[935,1035,1356,1380]" metricMagnitude="-3" metricUnit="m" metricValue="6.5" metricValueMax="12.0" metricValueMin="1.0" pageId="5" pageNumber="24" unit="mm" value="6.5" valueMax="12.0" valueMin="1.0">1-12 mm</quantity>
|
||
vs
|
||
<quantity id="9C379B5FBD14FFAF4F78FAA1FBB1FAA1" box="[1069,1124,1356,1380]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="5" pageNumber="24" unit="cm" value="4.0">4 cm</quantity>
|
||
), ses incyathescences généralement solitaires (vs en dichasium).
|
||
</paragraph>
|
||
<paragraph id="5B7036BABD14FFAF4812FA61FC63F901" blockId="5.[801,1452,940,1732]" pageId="5" pageNumber="24">
|
||
Parmi les autres espèces malgaches proches morphologiquement, on peut citer
|
||
<taxonomicName id="9CCF4D39BD14FFAF4F48FA40FB01FA01" authority="Boiss." authorityName="Boiss." box="[1053,1236,1452,1476]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="boivinii">
|
||
<emphasis id="69BBEAA8BD14FFAF4F48FA40FB58FA01" box="[1053,1165,1452,1476]" italics="true" pageId="5" pageNumber="24">E. boivinii</emphasis>
|
||
Boiss.
|
||
</taxonomicName>
|
||
et ses variétés, dont
|
||
<taxonomicName id="9CCF4D39BD14FFAF4874FA20FC77FA21" authorityName="J.-P.Castillon & J.-B.Castillon" authorityYear="2018" box="[801,930,1484,1508]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="neoelliotii">
|
||
<emphasis id="69BBEAA8BD14FFAF4874FA20FC77FA21" box="[801,930,1484,1508]" italics="true" pageId="5" pageNumber="24">E. neoelliotii</emphasis>
|
||
</taxonomicName>
|
||
se différencie par ses feuilles plus petites, à extrémités arrondies (vs acuminées chez
|
||
<taxonomicName id="9CCF4D39BD14FFAF4FCFFA00FADDF9C1" box="[1178,1288,1516,1540]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="boivinii">
|
||
<emphasis id="69BBEAA8BD14FFAF4FCFFA00FADDF9C1" box="[1178,1288,1516,1540]" italics="true" pageId="5" pageNumber="24">E. boivinii</emphasis>
|
||
</taxonomicName>
|
||
) et par ses cyathiums verts (vs blanc-rose). La nouvelle espèce se distingue aussi aisément de
|
||
<taxonomicName id="9CCF4D39BD14FFAF488BF9C0FB06F981" authority="Baker" authorityName="Baker" box="[990,1235,1580,1604]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="erythroxyloides">
|
||
<emphasis id="69BBEAA8BD14FFAF488BF9C0FB5AF981" box="[990,1167,1580,1604]" italics="true" pageId="5" pageNumber="24">E. erythroxyloides</emphasis>
|
||
Baker
|
||
</taxonomicName>
|
||
qui a des larges cyathophylles arrondis et des petites feuilles rondes et de
|
||
<taxonomicName id="9CCF4D39BD14FFAF4E19F9A0FC1DF941" authority="Rauh" authorityName="Rauh" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="24" phylum="Tracheophyta" rank="species" species="mahabobokensis">
|
||
<emphasis id="69BBEAA8BD14FFAF4E19F9A0FC52F941" italics="true" pageId="5" pageNumber="24">E. mahabobokensis</emphasis>
|
||
Rauh
|
||
</taxonomicName>
|
||
qui a des feuilles caduques qui n’apparaissent qu’à la saison des pluies, plus grasses, à marge denticulée et à pétioles roses.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |