482 lines
37 KiB
XML
482 lines
37 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.4327799" ID-GBIF-Dataset="b9a9d10f-e4f0-4498-9696-046dee1fc19c" ID-GBIF-Taxon="137662805" ID-ISSN="1639-4798" ID-Zenodo-Dep="4327799" approvalRequired="1" approvalRequired_for_textStreams="1" checkinTime="1512651204946" checkinUser="plazi" docAuthor="Jean-Philippe Castillon" docDate="2017" docId="03B24A60FFFB312FFF3B829BFAB4AB30" docLanguage="fr" docName="Adansonia.39.1.7-13.pdf.imf" docOrigin="Adansonia 39 (1)" docStyle="DocumentStyle:E7A860AFEA63D44BCC37955D07FCAFC7.2:Adansonia.2015-2017.journal_article" docStyleId="E7A860AFEA63D44BCC37955D07FCAFC7" docStyleName="Adansonia.2015-2017.journal_article" docStyleVersion="2" docTitle="Aloe maningoryensis J.P. Castillon 2017" docType="treatment" docVersion="6" lastPageId="3" lastPageNumber="10" masterDocId="FF8B3218FFFA312CFFED872FFFA5A801" masterDocTitle="Deux nouvelles espèces d’ Aloe L. (Xanthorrhoeaceae, Asphodelaceae), section Lomatophyllum Rowley, de Madagascar" masterLastPageNumber="13" masterPageNumber="7" pageId="1" pageNumber="8" updateTime="1643479621578" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Deux nouvelles espèces d’ Aloe L. (Xanthorrhoeaceae, Asphodelaceae), section Lomatophyllum Rowley, de Madagascar</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Jean-Philippe Castillon</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>Adansonia</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2017-06-30</mods:number>
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</mods:detail>
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||
<mods:detail type="volume">
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<mods:number>39</mods:number>
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</mods:detail>
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||
<mods:detail type="issue">
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||
<mods:number>1</mods:number>
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||
</mods:detail>
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||
<mods:extent unit="page">
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<mods:start>7</mods:start>
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<mods:end>13</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.5252/a2017n1a1</mods:identifier>
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<mods:identifier type="GBIF-Dataset">b9a9d10f-e4f0-4498-9696-046dee1fc19c</mods:identifier>
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<mods:identifier type="ISSN">1639-4798</mods:identifier>
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<mods:identifier type="Zenodo-Dep">1095574</mods:identifier>
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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.4327799" ID-GBIF-Taxon="137662805" ID-Zenodo-Dep="4327799" LSID="urn:lsid:plazi:treatment:03B24A60FFFB312FFF3B829BFAB4AB30" httpUri="http://treatment.plazi.org/id/03B24A60FFFB312FFF3B829BFAB4AB30" lastPageId="3" lastPageNumber="10" pageId="1" pageNumber="8">
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<subSection box="[214,693,1460,1487]" pageId="1" pageNumber="8" type="multiple">
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<subSubSection box="[214,693,1460,1487]" pageId="1" pageNumber="8" type="nomenclature">
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||
<paragraph blockId="1.[214,693,1460,1519]" box="[214,693,1460,1487]" pageId="1" pageNumber="8">
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||
<heading box="[214,693,1460,1487]" centered="true" fontSize="11" level="5" pageId="1" pageNumber="8" reason="4">
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||
<taxonomicName authorityName="J.P. Castillon" authorityYear="2017" box="[214,597,1460,1487]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="1" pageNumber="8" phylum="Tracheophyta" rank="species" species="maningoryensis">
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<emphasis bold="true" box="[214,434,1460,1487]" italics="true" pageId="1" pageNumber="8">Aloe maningoryensis</emphasis>
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J.-P. Castillon
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</taxonomicName>
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, sp. nov.
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</heading>
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</paragraph>
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</subSubSection>
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||
</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
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||
<subSubSection pageId="1" pageNumber="8" type="description">
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||
<paragraph blockId="1.[214,693,1460,1519]" box="[413,494,1493,1519]" pageId="1" pageNumber="8">
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||
<heading box="[413,494,1493,1519]" centered="true" fontSize="11" level="5" pageId="1" pageNumber="8" reason="1">
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(
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<figureCitation box="[422,485,1493,1519]" captionStart="FIG" captionStartId="2.[132,143,1987,2005]" captionTargetBox="[132,1438,214,1915]" captionTargetId="figure@2.[132,1438,214,1915]" captionTargetPageId="2" captionText="FIG. 1.—Aloe maningoryensisJ.-P.Castillon,sp.nov.:A,planteexposéeau soleil;B, portgénéral,avecsa tigesansfeuillespersistantes; C, ungrosplant acaule produit une bulbille qui,à peine enracinée,produit elle-même uneautre bulbille; D, plante en culture; E, détail des fleurs." httpUri="https://zenodo.org/record/1095576/files/figure.png" pageId="1" pageNumber="8">Fig. 1</figureCitation>
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)
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</heading>
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||
</paragraph>
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<paragraph blockId="1.[132,775,1549,1626]" pageId="1" pageNumber="8">
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<emphasis box="[132,248,1549,1573]" italics="true" pageId="1" pageNumber="8">Haec planta</emphasis>
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A. occidentale
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<emphasis italics="true" pageId="1" pageNumber="8">affinis est sed, nominatis characteribus, praecipue distinguitur: habitu, arcuatioribus et ad basim latioribus foliis, floribus minoribus et prope primos propagines sunt.</emphasis>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="8" type="materials_examined">
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<paragraph blockId="1.[132,775,1650,1775]" pageId="1" pageNumber="8">
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<materialsCitation ID-GBIF-Occurrence="1703326869" box="[149,193,1654,1672]" collectionCode="TAN" collectorName="J. - B Castillon" country="Madagascar" county="District d’Ambatondrazaka" elevation="800" latitude="-17.4" location="berges du fleuve Maningory, près du lac Alaotra, dans des lambeaux de forêt" longLatPrecision="1279" longitude="48.716667" pageId="1" pageNumber="8" specimenCount="1" typeStatus="holo-">
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<typeStatus box="[132,193,1650,1674]" pageId="1" pageNumber="8">
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||
<collectionCode box="[132,193,1650,1674]" pageId="1" pageNumber="8">
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||
<emphasis bold="true" box="[132,148,1650,1674]" pageId="1" pageNumber="8">
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<emphasis bold="true" box="[149,193,1654,1672]" pageId="1" pageNumber="8">TYPUS</emphasis>
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</emphasis>
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</collectionCode>
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</typeStatus>
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</materialsCitation>
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. —
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<emphasis bold="true" box="[232,347,1650,1674]" pageId="1" pageNumber="8">
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<collectingCountry box="[232,347,1650,1674]" name="Madagascar" pageId="1" pageNumber="8">Madagascar</collectingCountry>
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</emphasis>
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.
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<collectingCounty box="[358,617,1650,1674]" pageId="1" pageNumber="8">District d’Ambatondrazaka</collectingCounty>
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,
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<location LSID="urn:lsid:plazi:treatment:03B24A60FFFB312FFF3B829BFAB4AB30:8EC4ADADFFFB312DFD9F815DFD0BAEA4" country="Madagascar" county="District d’Ambatondrazaka" latitude="-17.4" longLatPrecision="1279" longitude="48.716667" name="berges du fleuve Maningory, près du lac Alaotra, dans des lambeaux de forêt" pageId="1" pageNumber="8">berges du fleuve Maningory, près du lac Alaotra, dans des lambeaux de forêt</location>
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,
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<geoCoordinate box="[694,771,1677,1701]" direction="south" orientation="latitude" pageId="1" pageNumber="8" precision="925" value="-17.4">17°24’S</geoCoordinate>
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,
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<geoCoordinate box="[132,214,1703,1727]" direction="east" orientation="longitude" pageId="1" pageNumber="8" precision="925" value="48.716667">48°43’E</geoCoordinate>
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,
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<elevation box="[224,290,1703,1727]" metricMagnitude="2" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="8" unit="m" value="800.0">
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<quantity box="[224,290,1703,1727]" metricMagnitude="2" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="8" unit="m" value="800.0">800 m</quantity>
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||
</elevation>
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,
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<emphasis box="[301,460,1703,1727]" italics="true" pageId="1" pageNumber="8">
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<collectorName box="[301,429,1703,1727]" pageId="1" pageNumber="8">J.-B Castillon</collectorName>
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59
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</emphasis>
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(
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<typeStatus box="[474,530,1703,1727]" pageId="1" pageNumber="8">holo-</typeStatus>
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,
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<collectionCode box="[539,594,1703,1727]" collectionName="TAN" country="Madagascar" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13842" name="Parc de Tsimbazaza" pageId="1" pageNumber="8">TAN</collectionCode>
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).
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</paragraph>
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</subSubSection>
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<subSubSection box="[132,752,1750,1775]" pageId="1" pageNumber="8" type="etymology">
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||
<paragraph blockId="1.[132,775,1650,1775]" box="[132,752,1750,1775]" pageId="1" pageNumber="8">
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||
<emphasis bold="true" box="[132,147,1750,1774]" pageId="1" pageNumber="8">
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<emphasis bold="true" box="[147,260,1754,1772]" pageId="1" pageNumber="8">ÉTYMOLOGIE</emphasis>
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</emphasis>
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. — La plante pousse près de la rivière Maningory.
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</paragraph>
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</subSubSection>
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</subSection>
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<subSubSection lastPageId="3" lastPageNumber="10" pageId="1" pageNumber="8" type="description">
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||
<subSection box="[132,277,1811,1837]" pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[132,775,1811,2030]" box="[132,277,1811,1837]" pageId="1" pageNumber="8">
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||
<heading allCaps="true" bold="true" box="[132,277,1811,1837]" fontSize="10" level="3" pageId="1" pageNumber="8" reason="6">
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||
<emphasis bold="true" box="[132,154,1811,1837]" pageId="1" pageNumber="8">
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<emphasis bold="true" box="[154,277,1816,1836]" pageId="1" pageNumber="8">DESCRIPTION</emphasis>
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</emphasis>
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</heading>
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</paragraph>
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</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
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||
<paragraph blockId="1.[132,775,1811,2030]" box="[132,198,1843,1869]" pageId="1" pageNumber="8">
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||
<heading box="[132,198,1843,1869]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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<emphasis box="[132,198,1843,1869]" italics="true" pageId="1" pageNumber="8">Plante</emphasis>
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</heading>
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||
</paragraph>
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<paragraph blockId="1.[132,775,1811,2030]" lastBlockId="1.[813,1456,217,308]" pageId="1" pageNumber="8">
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||
De grande taille, parfois acaule, elle atteint alors
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||
<quantity box="[702,775,1876,1902]" metricMagnitude="-1" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="8" unit="cm" value="80.0">80 cm</quantity>
|
||
de hauteur, parfois développant une tige courte et épaisse 50 cm-
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||
<quantity box="[215,253,1939,1966]" metricMagnitude="0" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="8" unit="m" value="1.0">1 m</quantity>
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||
de long ×
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||
<quantity box="[371,448,1939,1966]" metricMagnitude="-2" metricUnit="m" metricValue="5.5" metricValueMax="6.0" metricValueMin="5.0" pageId="1" pageNumber="8" unit="cm" value="5.5" valueMax="6.0" valueMin="5.0">5-6 cm</quantity>
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||
de diamètre, d’abord couchée puis redressée, sans feuilles sèches persistantes (Fig 1B). Elle ne rejette pas mais peut vivre en peuplements denses du fait de son mode de reproduction (par bulbilles et graines qui tombent et germent sur place) (Fig. 1C). Rosette de 20-30 feuilles, atteignant
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||
<quantity box="[1017,1060,281,308]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="8" unit="m" value="2.0">2 m</quantity>
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||
de large.
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||
</paragraph>
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||
</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1455,345,499]" box="[813,889,345,371]" pageId="1" pageNumber="8">
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||
<heading box="[813,889,345,371]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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||
<emphasis box="[813,889,345,371]" italics="true" pageId="1" pageNumber="8">Feuilles</emphasis>
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</heading>
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</paragraph>
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<paragraph blockId="1.[813,1455,345,499]" pageId="1" pageNumber="8">
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Vert vif, parfois rougeâtres au soleil (Fig. 1A, B), unies, la face inférieure légèrement plus claire, lisses, dressées-arquées, canaliculées, 60-110 ×
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||
<quantity box="[1059,1139,440,467]" metricMagnitude="-2" metricUnit="m" metricValue="6.5" metricValueMax="8.0" metricValueMin="5.0" pageId="1" pageNumber="8" unit="cm" value="6.5" valueMax="8.0" valueMin="5.0">5-8 cm</quantity>
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, sans rétrécissement à la base, se terminant en pointe aiguë.
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||
</paragraph>
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||
</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1455,530,690]" box="[813,880,530,562]" pageId="1" pageNumber="8">
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||
<heading box="[813,880,530,562]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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<emphasis box="[813,880,530,562]" italics="true" pageId="1" pageNumber="8">Épines</emphasis>
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</heading>
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</paragraph>
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<paragraph blockId="1.[813,1455,530,690]" pageId="1" pageNumber="8">
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5 ×
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<quantity box="[850,915,568,595]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="8" unit="mm" value="4.0">4 mm</quantity>
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, assez régulièrement réparties, espacées de
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<quantity box="[1350,1451,568,595]" metricMagnitude="-3" metricUnit="m" metricValue="9.5" metricValueMax="13.0" metricValueMin="6.0" pageId="1" pageNumber="8" unit="mm" value="9.5" valueMax="13.0" valueMin="6.0">6-13 mm</quantity>
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, de même couleur que la feuille mais à bord blanc cartilagineux-corné, piquantes sans être blessantes, présentes sur toute la longueur de la feuille sauf sur les 5-7 derniers cm.
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</paragraph>
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||
</subSection>
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||
<subSection box="[813,1323,728,786]" pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1323,728,786]" box="[813,849,728,754]" pageId="1" pageNumber="8">
|
||
<heading box="[813,849,728,754]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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||
<emphasis box="[813,849,728,754]" italics="true" pageId="1" pageNumber="8">Suc</emphasis>
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||
</heading>
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</paragraph>
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<paragraph blockId="1.[813,1323,728,786]" box="[813,1323,759,786]" pageId="1" pageNumber="8">Jaune-vert sur le frais, peu abondant, peu amer.</paragraph>
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</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
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||
<paragraph blockId="1.[813,1456,823,1073]" box="[813,947,823,849]" pageId="1" pageNumber="8">
|
||
<heading box="[813,947,823,849]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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||
<emphasis box="[813,947,823,849]" italics="true" pageId="1" pageNumber="8">Inflorescences</emphasis>
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</heading>
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||
</paragraph>
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<paragraph blockId="1.[813,1456,823,1073]" pageId="1" pageNumber="8">
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||
En moyenne 1 à 2, jusqu’à 3 par rosette, courbée, de longueur atteignant
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||
<quantity box="[936,1012,887,914]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="8" unit="cm" value="50.0">50 cm</quantity>
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||
. 1 à 3 ramifications, partant du même point, un peu au-dessus du milieu du pédoncule. Pédoncule et racèmes dressés mais parfois courbés sous leur poids (Fig. 1D). Pédoncule vert-rouge,
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||
<quantity box="[1170,1249,983,1009]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" pageId="1" pageNumber="8" unit="mm" value="14.0">14 mm</quantity>
|
||
de largeur ×
|
||
<quantity box="[1390,1455,983,1009]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="1" pageNumber="8" unit="mm" value="4.0">4 mm</quantity>
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||
d’épaisseur à la base, la première ramification est à environ
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||
<quantity box="[813,881,1046,1073]" metricMagnitude="-1" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="8" unit="cm" value="30.0">30 cm</quantity>
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||
; présence occasionnelle d’une bulbille.
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||
</paragraph>
|
||
</subSection>
|
||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1455,1110,1232]" box="[813,967,1110,1137]" pageId="1" pageNumber="8">
|
||
<heading box="[813,967,1110,1137]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,967,1110,1137]" italics="true" pageId="1" pageNumber="8">Bractées stériles</emphasis>
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||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1455,1110,1232]" pageId="1" pageNumber="8">
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||
Une première
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||
<quantity box="[973,1030,1142,1169]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="8" unit="cm" value="3.0">3 cm</quantity>
|
||
avant la ramification du pédoncule et 4 autres après la ramification, 4 ×
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||
<quantity box="[1175,1242,1174,1200]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="8" unit="mm" value="3.0">3 mm</quantity>
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||
, blanc scarieux avec une nervure centrale épaisse noire.
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||
</paragraph>
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||
</subSection>
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||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1455,1270,1424]" box="[813,891,1270,1296]" pageId="1" pageNumber="8">
|
||
<heading box="[813,891,1270,1296]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
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||
<emphasis box="[813,891,1270,1296]" italics="true" pageId="1" pageNumber="8">Racème</emphasis>
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||
</heading>
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||
</paragraph>
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||
<paragraph blockId="1.[813,1455,1270,1424]" pageId="1" pageNumber="8">
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||
Cylindro-conique, de
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||
<quantity box="[1058,1129,1302,1328]" metricMagnitude="-1" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="8" unit="cm" value="20.0">20 cm</quantity>
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||
environ, les racèmes latéraux légèrement plus courts (
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||
<quantity box="[1081,1157,1333,1360]" metricMagnitude="-1" metricUnit="m" metricValue="1.8" pageId="1" pageNumber="8" unit="cm" value="18.0">18 cm</quantity>
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||
), de
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||
<quantity box="[1212,1269,1333,1360]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="1" pageNumber="8" unit="cm" value="6.0">6 cm</quantity>
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||
de largeur, assez denses (environ 20 fleurs pour
|
||
<quantity box="[1135,1189,1365,1392]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="8" unit="cm" value="5.0">5 cm</quantity>
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||
); jeunes boutons dressés, puis horizontaux, fleurs ouvertes pendantes.
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||
</paragraph>
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||
</subSection>
|
||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1456,1461,1551]" box="[813,968,1461,1487]" pageId="1" pageNumber="8">
|
||
<heading box="[813,968,1461,1487]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,968,1461,1487]" italics="true" pageId="1" pageNumber="8">
|
||
Fleur (
|
||
<figureCitation box="[883,944,1461,1487]" captionStart="FIG" captionStartId="2.[132,143,1987,2005]" captionTargetBox="[132,1438,214,1915]" captionTargetId="figure@2.[132,1438,214,1915]" captionTargetPageId="2" captionText="FIG. 1.—Aloe maningoryensisJ.-P.Castillon,sp.nov.:A,planteexposéeau soleil;B, portgénéral,avecsa tigesansfeuillespersistantes; C, ungrosplant acaule produit une bulbille qui,à peine enracinée,produit elle-même uneautre bulbille; D, plante en culture; E, détail des fleurs." httpUri="https://zenodo.org/record/1095576/files/figure.png" pageId="1" pageNumber="8">Fig. 1</figureCitation>
|
||
E)
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1456,1461,1551]" pageId="1" pageNumber="8">
|
||
<emphasis box="[813,887,1493,1519]" italics="true" pageId="1" pageNumber="8">Bractée</emphasis>
|
||
triangulaire acuminée, 3 ×
|
||
<quantity box="[1177,1244,1493,1519]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="8" unit="mm" value="3.0">3 mm</quantity>
|
||
, blanc scarieux avec une nervure noire.
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection box="[813,1456,1588,1647]" pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1456,1588,1647]" box="[813,901,1588,1614]" pageId="1" pageNumber="8">
|
||
<heading box="[813,901,1588,1614]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,901,1588,1614]" italics="true" pageId="1" pageNumber="8">Pédicelle</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1456,1588,1647]" box="[813,1456,1620,1647]" pageId="1" pageNumber="8">
|
||
11 ×
|
||
<quantity box="[868,936,1620,1647]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="8" unit="mm" value="1.0">1 mm</quantity>
|
||
, rouge, avec un bourrelet à la base du périanthe.
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1456,1684,1807]" box="[813,912,1684,1710]" pageId="1" pageNumber="8">
|
||
<heading box="[813,912,1684,1710]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,912,1684,1710]" italics="true" pageId="1" pageNumber="8">Périanthe</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1456,1684,1807]" pageId="1" pageNumber="8">
|
||
Clavé arqué, rouge-rose à extrémité blanc-vert, de
|
||
<quantity box="[1374,1455,1716,1743]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="1" pageNumber="8" unit="mm" value="30.0">30 mm</quantity>
|
||
de long, de
|
||
<quantity box="[939,1004,1748,1774]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="1" pageNumber="8" unit="mm" value="7.0">7 mm</quantity>
|
||
de large au niveau de l’ovaire, puis rétréci (
|
||
<quantity box="[821,887,1780,1807]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="1" pageNumber="8" unit="mm" value="5.0">5 mm</quantity>
|
||
) enfin clavé (
|
||
<quantity box="[1031,1097,1780,1806]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="8" unit="mm" value="8.0">8 mm</quantity>
|
||
) et ouvert à l’extrémité (
|
||
<quantity box="[1360,1443,1780,1806]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="8" unit="mm" value="10.0">10 mm</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection box="[813,1456,1844,1902]" pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1456,1844,1902]" box="[813,906,1844,1870]" pageId="1" pageNumber="8">
|
||
<heading box="[813,906,1844,1870]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,906,1844,1870]" italics="true" pageId="1" pageNumber="8">Segments</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1456,1844,1902]" box="[813,1456,1875,1902]" pageId="1" pageNumber="8">Soudés sur les 3/4 du périanthe, à extrémités légèrement récurvées.</paragraph>
|
||
</subSection>
|
||
<subSection pageId="1" pageNumber="8" type="multiple">
|
||
<paragraph blockId="1.[813,1455,1939,2030]" box="[813,914,1939,1965]" pageId="1" pageNumber="8">
|
||
<heading box="[813,914,1939,1965]" fontSize="11" level="6" pageId="1" pageNumber="8" reason="1">
|
||
<emphasis box="[813,914,1939,1965]" italics="true" pageId="1" pageNumber="8">Filaments</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="1.[813,1455,1939,2030]" pageId="1" pageNumber="8">
|
||
Blancs ou d’un vert très pâle, courbés de 30° environ après l’ovaire, légèrement exserts (
|
||
<quantity box="[1115,1207,2003,2030]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="1" pageNumber="8" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2-3 mm</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSection>
|
||
<caption httpUri="https://zenodo.org/record/1095576/files/figure.png" pageId="2" pageNumber="9" targetBox="[132,1438,214,1915]" targetPageId="2">
|
||
<paragraph blockId="2.[132,1456,1987,2028]" pageId="2" pageNumber="9">
|
||
FIG. 1. —
|
||
<emphasis box="[210,382,1987,2005]" italics="true" pageId="2" pageNumber="9">
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[210,247,1987,2005]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="2" pageNumber="9" phylum="Tracheophyta" rank="genus">Aloe</taxonomicName>
|
||
maningoryensis
|
||
</emphasis>
|
||
J.-P. Castillon, sp. nov.:
|
||
<emphasis bold="true" box="[581,594,1987,2005]" pageId="2" pageNumber="9">A</emphasis>
|
||
, plante exposée au soleil;
|
||
<emphasis bold="true" box="[813,826,1987,2005]" pageId="2" pageNumber="9">B</emphasis>
|
||
, port général, avec sa tige sans feuilles persistantes;
|
||
<emphasis bold="true" box="[1266,1280,1987,2005]" pageId="2" pageNumber="9">C</emphasis>
|
||
, un gros plant acaule produit une bulbille qui, à peine enracinée, produit elle-même une autre bulbille;
|
||
<emphasis bold="true" box="[803,817,2010,2028]" pageId="2" pageNumber="9">D</emphasis>
|
||
, plante en culture;
|
||
<emphasis bold="true" box="[979,991,2010,2028]" pageId="2" pageNumber="9">E</emphasis>
|
||
, détail des fleurs.
|
||
</paragraph>
|
||
</caption>
|
||
<subSection box="[132,567,217,276]" pageId="3" pageNumber="10" type="multiple">
|
||
<paragraph blockId="3.[132,567,217,276]" box="[132,179,217,243]" pageId="3" pageNumber="10">
|
||
<heading box="[132,179,217,243]" fontSize="11" level="6" pageId="3" pageNumber="10" reason="1">
|
||
<emphasis box="[132,179,217,243]" italics="true" pageId="3" pageNumber="10">Style</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[132,567,217,276]" box="[132,567,249,276]" pageId="3" pageNumber="10">
|
||
Jaune paille, inclus puis exsert de
|
||
<quantity box="[494,563,249,276]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="3" pageNumber="10" unit="mm" value="4.0">4 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection box="[132,598,313,371]" pageId="3" pageNumber="10" type="multiple">
|
||
<paragraph blockId="3.[132,598,313,371]" box="[132,203,313,339]" pageId="3" pageNumber="10">
|
||
<heading box="[132,203,313,339]" fontSize="11" level="6" pageId="3" pageNumber="10" reason="1">
|
||
<emphasis box="[132,203,313,339]" italics="true" pageId="3" pageNumber="10">Ovaire</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[132,598,313,371]" box="[132,598,345,371]" pageId="3" pageNumber="10">
|
||
4 ×
|
||
<quantity box="[174,242,345,371]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="10" unit="mm" value="3.0">3 mm</quantity>
|
||
, en forme d’obus, jaune-marron.
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection box="[132,600,409,467]" pageId="3" pageNumber="10" type="multiple">
|
||
<paragraph blockId="3.[132,600,409,467]" box="[132,186,409,434]" pageId="3" pageNumber="10">
|
||
<heading box="[132,186,409,434]" fontSize="11" level="6" pageId="3" pageNumber="10" reason="1">
|
||
<emphasis box="[132,186,409,434]" italics="true" pageId="3" pageNumber="10">Fruit</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[132,600,409,467]" box="[132,600,440,467]" pageId="3" pageNumber="10">
|
||
Baie sphérique de
|
||
<quantity box="[329,411,441,467]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="10" unit="mm" value="20.0">20 mm</quantity>
|
||
, verte puis jaune.
|
||
</paragraph>
|
||
</subSection>
|
||
<subSection box="[132,775,505,563]" pageId="3" pageNumber="10" type="multiple">
|
||
<paragraph blockId="3.[132,775,505,563]" box="[132,211,505,531]" pageId="3" pageNumber="10">
|
||
<heading box="[132,211,505,531]" fontSize="11" level="6" pageId="3" pageNumber="10" reason="1">
|
||
<emphasis box="[132,211,505,531]" italics="true" pageId="3" pageNumber="10">Graines</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[132,775,505,563]" box="[132,775,536,563]" pageId="3" pageNumber="10">
|
||
Noires, 7 ×
|
||
<quantity box="[247,310,536,563]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="10" unit="mm" value="5.0">5 mm</quantity>
|
||
, avec des arêtes et des petites ailettes (0,5 mm).
|
||
</paragraph>
|
||
</subSection>
|
||
</subSubSection>
|
||
<subSection pageId="3" pageNumber="10" type="multiple">
|
||
<subSubSection pageId="3" pageNumber="10" type="discussion">
|
||
<paragraph blockId="3.[132,776,599,2030]" box="[132,262,599,625]" pageId="3" pageNumber="10">
|
||
<heading allCaps="true" bold="true" box="[132,262,599,625]" fontSize="10" level="3" pageId="3" pageNumber="10" reason="6">
|
||
<emphasis bold="true" box="[132,154,599,625]" pageId="3" pageNumber="10">
|
||
<emphasis bold="true" box="[154,262,604,624]" pageId="3" pageNumber="10">DISCUSSION</emphasis>
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[132,776,599,2030]" lastBlockId="3.[813,1455,217,276]" pageId="3" pageNumber="10">
|
||
Cette nouvelle espèce est très proche de
|
||
<emphasis box="[577,728,632,658]" italics="true" pageId="3" pageNumber="10">A. occidentalis</emphasis>
|
||
(H. Perrier) Newton & Rowley, elle s’en distingue essentiellement par son port, ses tiges dépourvues de feuilles sèches, ses feuilles plus nombreuses, plus arquées, plus larges à la base et ne présentant pas le rétrécissement caractéristique de
|
||
<emphasis box="[165,313,791,818]" italics="true" pageId="3" pageNumber="10">A. occidentalis</emphasis>
|
||
, moins grasses, et armées de piquants bien plus gros, plus nombreux et plus réguliers. Les fleurs sont très semblables à celles de
|
||
<emphasis box="[427,580,855,881]" italics="true" pageId="3" pageNumber="10">A. occidentalis</emphasis>
|
||
, mais légèrement plus petites et moins colorées.
|
||
<emphasis box="[480,676,887,913]" italics="true" pageId="3" pageNumber="10">A. maningoryensis</emphasis>
|
||
est ainsi indiscutablement à classer dans le groupe de
|
||
<emphasis box="[625,774,919,945]" italics="true" pageId="3" pageNumber="10">A. occidentalis</emphasis>
|
||
(avec
|
||
<emphasis box="[193,339,951,977]" italics="true" pageId="3" pageNumber="10">A. mayottensis</emphasis>
|
||
Berger et
|
||
<emphasis box="[449,607,951,977]" italics="true" pageId="3" pageNumber="10">A. megalocarpa</emphasis>
|
||
Lavranos) mais il a certains traits qui le rapprochent aussi de
|
||
<emphasis box="[645,775,982,1009]" italics="true" pageId="3" pageNumber="10">A. orientalis</emphasis>
|
||
(H. Perrier) Newton & Rowley (ses larges feuilles arquées). Cette espèce est donc particulièrement intéressante car le fait de trouver à l’intérieur des terres un
|
||
<taxonomicName box="[568,731,1078,1104]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Lomatophyllum" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[568,731,1078,1104]" italics="true" pageId="3" pageNumber="10">Lomatophyllum</emphasis>
|
||
</taxonomicName>
|
||
à la morphologie intermédiaire entre ceux des côtes est et ouest montre le lien existant entre tous ces taxons et est un argument fort en faveur de la monophylie de la section
|
||
<taxonomicName box="[605,768,1174,1200]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Lomatophyllum" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[605,768,1174,1200]" italics="true" pageId="3" pageNumber="10">Lomatophyllum</emphasis>
|
||
</taxonomicName>
|
||
. Les bulbilles sont un caractère important de l’espèce. En effet, c’est un caractère que l’on ne retrouve que chez des
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[697,741,1238,1264]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[697,741,1238,1264]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
de forêts humides: chez des
|
||
<taxonomicName box="[417,583,1269,1295]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Lomatophyllum" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[417,583,1269,1295]" italics="true" pageId="3" pageNumber="10">Lomatophyllum</emphasis>
|
||
</taxonomicName>
|
||
:
|
||
<emphasis box="[603,775,1269,1296]" italics="true" pageId="3" pageNumber="10">A. propagulifera</emphasis>
|
||
(Rauh) Newton & Rowley (Ambohitantely) et
|
||
<emphasis box="[645,774,1301,1328]" italics="true" pageId="3" pageNumber="10">A. schilliana</emphasis>
|
||
Newton & Rowley (Manongarivo), et chez des
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[616,659,1333,1359]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[616,659,1333,1359]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
à capsules:
|
||
<emphasis box="[132,260,1365,1392]" italics="true" pageId="3" pageNumber="10">A. rodolphei</emphasis>
|
||
J.-B. Castillon (Andapa, Marojejy),
|
||
<emphasis box="[661,774,1365,1392]" italics="true" pageId="3" pageNumber="10">A. leandrii</emphasis>
|
||
Bosser (Andasibe) et
|
||
<emphasis box="[366,514,1397,1423]" italics="true" pageId="3" pageNumber="10">A. bulbillifera</emphasis>
|
||
Perrier (Manongarivo). Ces bulbilles permettent une colonisation rapide de l’espace, même en l’absence de fruits et les plantes qui en produisent vivent toujours en touffes denses. Il est peu probable que des espèces aussi diverses présentant ce caractère l’aient toutes acquis de manière indépendante; il est plus logique de penser qu’il s’agisse plutôt d’une aptitude ancestrale, peut-être présente mais inactive chez de nombreux autres
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[625,669,1620,1646]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[625,669,1620,1646]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
, et qu’un habitat prolongé en forêts humides permet d’exprimer. Ceci dit, d’autres espèces de forêts humides ne présentent pas ce caractère (
|
||
<emphasis box="[243,324,1716,1742]" italics="true" pageId="3" pageNumber="10">A. rosea</emphasis>
|
||
(Perrier) Newton & Rowley,
|
||
<emphasis box="[645,775,1716,1742]" italics="true" pageId="3" pageNumber="10">A. aurelienii</emphasis>
|
||
J.-B Castillon,
|
||
<emphasis box="[290,412,1748,1774]" italics="true" pageId="3" pageNumber="10">A. martialii</emphasis>
|
||
J.-B. Castillon ou
|
||
<emphasis box="[608,774,1748,1774]" italics="true" pageId="3" pageNumber="10">A. ivakoanyensis</emphasis>
|
||
Letsara, Rakotoarisoa & Almeda par exemple pour les
|
||
<taxonomicName class="Liliopsida" family="Xanthorrhoeaceae" genus="Lomatophyllum" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis italics="true" pageId="3" pageNumber="10">Lomatophyllum</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<emphasis box="[251,407,1812,1838]" italics="true" pageId="3" pageNumber="10">A. ifanadianae</emphasis>
|
||
J.-B. Castillon ou
|
||
<emphasis box="[614,729,1812,1838]" italics="true" pageId="3" pageNumber="10">A. capitata</emphasis>
|
||
<taxonomicName authority="Perrier" authorityName="Perrier" pageId="3" pageNumber="10" rank="variety" variety="silvicola">
|
||
var.
|
||
<emphasis box="[132,214,1843,1869]" italics="true" pageId="3" pageNumber="10">silvicola</emphasis>
|
||
Perrier
|
||
</taxonomicName>
|
||
pour les
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[394,438,1843,1869]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[394,438,1843,1869]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
à capsules), ce qui montre que la «réactivation» du caractère n’est pas automatique; des
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[731,775,1875,1901]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[731,775,1875,1901]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
de zones sèches, même cultivés en environnement humide, ne produiront pas de bulbilles tandis que nos
|
||
<taxonomicName authorityName="Linnaeus" authorityYear="1753" box="[617,661,1939,1965]" class="Liliopsida" family="Xanthorrhoeaceae" genus="Aloe" higherTaxonomySource="GBIF" kingdom="Plantae" order="Asparagales" pageId="3" pageNumber="10" phylum="Tracheophyta" rank="genus">
|
||
<emphasis box="[617,661,1939,1965]" italics="true" pageId="3" pageNumber="10">Aloe</emphasis>
|
||
</taxonomicName>
|
||
à bulbilles continueront à en produire, même sur des plants issus de graines et cultivés au soleil. La production de bulbilles doit donc être considérée comme un critère important et à lui seul suffisant pour caractériser une espèce.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</subSection>
|
||
<subSection pageId="3" pageNumber="10" type="multiple">
|
||
<subSubSection pageId="3" pageNumber="10" type="conservation">
|
||
<paragraph blockId="3.[813,1456,312,818]" box="[813,1097,312,338]" pageId="3" pageNumber="10">
|
||
<heading allCaps="true" bold="true" box="[813,1097,312,338]" fontSize="9" level="4" pageId="3" pageNumber="10" reason="6">
|
||
<emphasis bold="true" box="[826,1097,317,337]" pageId="3" pageNumber="10">
|
||
<emphasis bold="true" box="[813,827,312,338]" pageId="3" pageNumber="10">STATUT</emphasis>
|
||
DE CONSERVATION
|
||
</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph blockId="3.[813,1456,312,818]" pageId="3" pageNumber="10">
|
||
Cette plante pousse dans un lambeau de forêt, très dégradé, d’environ
|
||
<quantity box="[924,1014,372,403]" metricMagnitude="3" metricUnit="m" metricValue="2.0" pageId="3" pageNumber="10" unit="m" value="2000.0">2000 m</quantity>
|
||
², où son unique population occupe une surface de quelques centaines de m² pour quelques dizaines d’individus. Vu la pression humaine sur cette région, je doute que cette petite forêt subsiste encore longtemps et cette petite population est vouée à disparaitre dans un avenir très proche. Il est à espérer que cette plante se retrouve plus en aval de la rivière, ou ailleurs dans une zone protégée, car toute la région du haut Maningory n’abrite quasiment plus aucune forêt primaire. La plante semble n’être connue localement que de quelques gens qui arpentent fréquemment la forêt, en particulier les producteurs de charbon de bois, qui m’ont parlé d’une autre station à quelques heures de marche. En l’absence d’autres informations sur la distribution de cette plante, un statut vulnérable (VU) me semble approprié.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</subSection>
|
||
</treatment>
|
||
</document> |