337 lines
29 KiB
XML
337 lines
29 KiB
XML
<document ID-DOI="10.5252/a2014n2a5" ID-ISSN="1639-4798" ID-Zenodo-Dep="5208564" approvalRequired="29" approvalRequired_for_taxonomicNames="3" approvalRequired_for_textStreams="21" approvalRequired_for_treatments="5" checkinTime="1629146660200" checkinUser="carolina" docAuthor="Castillon, Jean-Philippe" docDate="2014" docId="03D7B17C4313FF88FF130FE79C505E22" docLanguage="fr" docName="Adansonia.36.2.221-235.pdf" docOrigin="Adansonia (3) 36 (2)" docSource="http://dx.doi.org/10.5252/a2014n2a5" docStyle="DocumentStyle:B98EC8A323C0F63E1C55336AD58D9273.1:Adansonia.2011-2014.journal_article" docStyleId="B98EC8A323C0F63E1C55336AD58D9273" docStyleName="Adansonia.2011-2014.journal_article" docStyleVersion="1" docTitle="Aloe horombensis Castillon, 2014, nom. nov." docType="treatment" docVersion="2" lastPageId="9" lastPageNumber="230" masterDocId="FFEEC9044314FF81FF830B699D325A28" masterDocTitle="Nouvelles remarques sur l’identité de l’Aloe deltoideodonta Baker (Xanthorrhoeaceae) et nouveau nom, Aloe horombensis nom. nov., pour les Aloe L. affiliés du sud-Betsileo" masterLastPageNumber="235" masterPageNumber="221" pageId="7" pageNumber="228" updateTime="1629148161588" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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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>Nouvelles remarques sur l’identité de l’Aloe deltoideodonta Baker (Xanthorrhoeaceae) et nouveau nom, Aloe horombensis nom. nov., pour les Aloe L. affiliés du sud-Betsileo</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>Castillon, Jean-Philippe</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>2014</mods:date>
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||
<mods:detail type="series">
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||
<mods:title>3</mods:title>
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||
</mods:detail>
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||
<mods:detail type="pubDate">
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<mods:number>2014-12-31</mods:number>
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||
</mods:detail>
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<mods:detail type="volume">
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<mods:number>36</mods:number>
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||
</mods:detail>
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||
<mods:detail type="issue">
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<mods:number>2</mods:number>
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||
</mods:detail>
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<mods:extent unit="page">
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<mods:start>221</mods:start>
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<mods:end>235</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:location>
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<mods:url>http://dx.doi.org/10.5252/a2014n2a5</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.5252/a2014n2a5</mods:identifier>
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<mods:identifier type="ISSN">1639-4798</mods:identifier>
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<mods:identifier type="Zenodo-Dep">5208564</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:plazi:treatment:03D7B17C4313FF88FF130FE79C505E22" httpUri="http://treatment.plazi.org/id/03D7B17C4313FF88FF130FE79C505E22" lastPageId="9" lastPageNumber="230" pageId="7" pageNumber="228">
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<subSubSection box="[144,616,1166,1193]" pageId="7" pageNumber="228" type="nomenclature">
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<paragraph blockId="7.[144,616,1166,1224]" box="[144,616,1166,1193]" pageId="7" pageNumber="228">
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||
<heading box="[144,616,1166,1193]" centered="true" fontSize="11" level="2" pageId="7" pageNumber="228" reason="3">
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<taxonomicName authorityName="Castillon" authorityYear="2014" box="[144,331,1166,1193]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="horombensis">
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<emphasis bold="true" box="[144,331,1166,1193]" italics="true" pageId="7" pageNumber="228">Aloe horombensis</emphasis>
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</taxonomicName>
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J.-P. Castillon,
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<taxonomicNameLabel box="[504,616,1167,1193]" pageId="7" pageNumber="228">nom. nov.</taxonomicNameLabel>
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</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection box="[339,420,1198,1224]" pageId="7" pageNumber="228" type="description">
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||
<paragraph blockId="7.[144,616,1166,1224]" box="[339,420,1198,1224]" pageId="7" pageNumber="228">
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(
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<figureCitation box="[347,411,1198,1224]" captionStart="FIG" captionStartId="8.[113,124,1657,1675]" captionTargetBox="[113,1209,215,1629]" captionTargetId="figure-31@8.[112,662,779,1347]" captionTargetPageId="8" captionText="FIG. 3. — Aloe horombensis J.-P. Castillon, nom. nov. (synonyme de Aloe deltoideodonta var. brevifolia H. Perrier): A, forme à feuilles tachetées, Jangany; B, en fleurs, à Betroka, juin 2012. Photos J.-P. Castillon." figureDoi="http://doi.org/10.5281/zenodo.5208570" httpUri="https://zenodo.org/record/5208570/files/figure.png" pageId="7" pageNumber="228">Fig. 3</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="228" type="reference_group">
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<paragraph blockId="7.[112,647,1266,1449]" pageId="7" pageNumber="228">
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<treatmentCitation author="H. Perrier" issue="1" journal="Memoires de la Societe linneenne de Normandie" page="24" pageId="7" pageNumber="228" score="268.71714498845455" volume="1" year="1926">
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<taxonomicName authority="H. Perrier, Memoires de la Societe" authorityName="H. Perrier, Memoires de la Societe" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="variety" species="deltoideodonta" variety="brevifolia">
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<emphasis box="[136,324,1266,1290]" italics="true" pageId="7" pageNumber="228">Aloe deltoideodonta</emphasis>
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<materialsCitation collectionCode="P" collectorName="de Normandie & de Benenitra" country="Madagascar" location="Perrier" pageId="7" pageNumber="228" specimenCode="P00398879, P00398880" specimenCount="1">
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Baker var.
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<emphasis box="[441,531,1266,1290]" italics="true" pageId="7" pageNumber="228">brevifolia</emphasis>
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H. Perrier,
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<emphasis box="[113,321,1293,1317]" italics="true" pageId="7" pageNumber="228">Mémoires de la Société</emphasis>
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</materialsCitation>
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</taxonomicName>
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||
<emphasis box="[326,556,1293,1317]" italics="true" pageId="7" pageNumber="228">
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linnéenne
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<collectorName box="[422,556,1293,1317]" pageId="7" pageNumber="228">de Normandie</collectorName>
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</emphasis>
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1 (1): 24 (1926)
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</treatmentCitation>
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. —
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<treatmentCitation author="H. Perrier" journal="International" page="24" pageId="7" pageNumber="228" score="0.5101326235132362" volume="84" year="2009">
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<taxonomicName authority="(H. Perrier) N. Rebmann, Cactus-Aventures International" authorityName="N. Rebmann, Cactus-Aventures International" baseAuthorityName="H. Perrier" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="subSpecies" species="deltoideodonta" subSpecies="brevifolia">
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<emphasis box="[229,414,1319,1343]" italics="true" pageId="7" pageNumber="228">Aloe deltoideodonta</emphasis>
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Baker subsp.
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<emphasis box="[557,646,1319,1343]" italics="true" pageId="7" pageNumber="228">brevifolia</emphasis>
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(H. Perrier) N. Rebmann,
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<emphasis italics="true" pageId="7" pageNumber="228">Cactus-Aventures International</emphasis>
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</taxonomicName>
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84: 24 (2009)
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</treatmentCitation>
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. —
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<typeStatus box="[366,414,1372,1396]" pageId="7" pageNumber="228">Type</typeStatus>
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:
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<emphasis bold="true" box="[431,549,1372,1396]" pageId="7" pageNumber="228">
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<collectingCountry box="[431,549,1372,1396]" name="Madagascar" pageId="7" pageNumber="228">Madagascar</collectingCountry>
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</emphasis>
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, environs
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<collectorName box="[115,239,1398,1422]" pageId="7" pageNumber="228">de Benenitra</collectorName>
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,
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<emphasis box="[247,376,1399,1423]" italics="true" pageId="7" pageNumber="228">
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<location LSID="urn:lsid:plazi:treatment:03D7B17C4313FF88FF130FE79C505E22:8EA156B14313FF86FF740E1E9C045FA6" box="[247,310,1399,1422]" country="Madagascar" name="Perrier" pageId="7" pageNumber="228">Perrier</location>
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12740
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</emphasis>
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(holo-, P[
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<specimenCode box="[472,587,1399,1423]" collectionCode="P" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="7" pageNumber="228" type="Herbarium">P00398879</specimenCode>
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]; iso-, P[
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<specimenCode box="[134,249,1425,1449]" collectionCode="P" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="7" pageNumber="228" type="Herbarium">P00398880</specimenCode>
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]).
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</paragraph>
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<paragraph blockId="7.[113,647,1484,1614]" pageId="7" pageNumber="228">
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<treatmentCitation author="H. Perrier" issue="1" journal="Memoires de la Societe linneenne de Normandie" page="24" pageId="7" pageNumber="228" score="268.71714498845455" volume="1" year="1926">
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<taxonomicName authority="H. Perrier, Memoires de la Societe" authorityName="H. Perrier, Memoires de la Societe" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="variety" species="deltoideodonta" variety="intermedia">
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<emphasis box="[113,293,1484,1508]" italics="true" pageId="7" pageNumber="228">Aloe deltoideodonta</emphasis>
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<materialsCitation collectionCode="P" collectorName="de Normandie" country="Madagascar" location="Itrongay" pageId="7" pageNumber="228" specimenCode="P00413853, P00413854" specimenCount="1">
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Baker var.
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<emphasis box="[397,498,1484,1508]" italics="true" pageId="7" pageNumber="228">intermedia</emphasis>
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H. Perrier,
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<emphasis italics="true" pageId="7" pageNumber="228">Mémoires de la Société</emphasis>
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</materialsCitation>
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||
</taxonomicName>
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||
<emphasis box="[322,553,1510,1534]" italics="true" pageId="7" pageNumber="228">
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||
linnéenne
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||
<collectorName box="[419,553,1510,1534]" pageId="7" pageNumber="228">de Normandie</collectorName>
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||
</emphasis>
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||
1 (1): 24 (1926)
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||
</treatmentCitation>
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||
, syn. nov. —
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||
<typeStatus box="[327,374,1537,1561]" pageId="7" pageNumber="228">Type</typeStatus>
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||
:
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||
<emphasis bold="true" box="[387,502,1537,1561]" pageId="7" pageNumber="228">
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||
<collectingCountry box="[387,502,1537,1561]" name="Madagascar" pageId="7" pageNumber="228">Madagascar</collectingCountry>
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||
</emphasis>
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||
, entre
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||
<location LSID="urn:lsid:plazi:treatment:03D7B17C4313FF88FF130FE79C505E22:8EA156B14313FF86FDB50D689FB55C31" box="[566,647,1537,1561]" country="Madagascar" name="Itrongay" pageId="7" pageNumber="228">Itrongay</location>
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et Benenitra,
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<emphasis box="[271,409,1563,1587]" italics="true" pageId="7" pageNumber="228">Perrier 12690</emphasis>
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||
(holo-, P[
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||
<specimenCode box="[515,632,1563,1587]" collectionCode="P" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="7" pageNumber="228" type="Herbarium">P00413853</specimenCode>
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||
]; iso-, P[
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||
<specimenCode box="[206,321,1589,1613]" collectionCode="P" country="France" lsid="urn:lsid:biocol.org:col:15763" name="Museum National d' Histoire Naturelle, Paris (MNHN) - Vascular Plants" pageId="7" pageNumber="228" type="Herbarium">P00413854</specimenCode>
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||
]).
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</paragraph>
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||
</subSubSection>
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||
<subSubSection pageId="7" pageNumber="228" type="distribution">
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<paragraph blockId="7.[113,649,1648,1699]" pageId="7" pageNumber="228">DISTRIBUTION. — Sud de l’Horombe, de Betroka à Benenitra, jusqu’à Jangany au nord et Beraketa au sud.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="9" lastPageNumber="230" pageId="7" pageNumber="228" type="description">
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<paragraph blockId="7.[674,1210,216,591]" box="[677,821,216,242]" pageId="7" pageNumber="228">DESCRIPTION</paragraph>
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<paragraph blockId="7.[674,1210,216,591]" pageId="7" pageNumber="228">
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Plante acaule, rejetant et poussant en touffes de 5-15 individus. Rosette ouverte de 12-20 feuilles, triangulaires sub-arrondies à allongées, 10 ×
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<quantity box="[1155,1209,311,337]" metricMagnitude="-2" metricUnit="m" metricValue="7.0" pageId="7" pageNumber="228" unit="cm" value="7.0">7 cm</quantity>
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à 26 ×
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<quantity box="[756,815,342,369]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="7" pageNumber="228" unit="cm" value="6.0">6 cm</quantity>
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, parfois tachetées de blanc, à épines plus ou moins distantes. Inflorescence
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<quantity box="[1096,1205,374,401]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" metricValueMax="6.0" metricValueMin="4.0" pageId="7" pageNumber="228" unit="cm" value="50.0" valueMax="60.0" valueMin="40.0">40-60 cm</quantity>
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, simple ou à 1-2 ramifications. Grandes bractées blanches, scarieuses, à 4-5 nervures marron, 12 ×
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<quantity box="[677,745,469,496]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="7" pageNumber="228" unit="mm" value="8.0">8 mm</quantity>
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. Périanthe droit, mais présentant un renflement à la base, de couleur rose, 25 ×
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<quantity box="[1044,1110,501,528]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="7" pageNumber="228" unit="mm" value="5.0">5 mm</quantity>
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. Anthères atteignant la limite du périanthe, stigmate finalement exsert de
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<quantity box="[841,933,564,591]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="7" pageNumber="228" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">2-3 mm</quantity>
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.
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</paragraph>
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<paragraph blockId="7.[674,1212,628,1700]" box="[677,750,628,654]" pageId="7" pageNumber="228">NOTES</paragraph>
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<paragraph blockId="7.[674,1212,628,1700]" pageId="7" pageNumber="228">
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Il est à noter, en plus de la différence des bractées bien visible sur les échantillons secs, une autre différence nette entre
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<taxonomicName authorityName="Castillon" authorityYear="2014" box="[853,1004,723,749]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
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<emphasis box="[853,1004,723,749]" italics="true" pageId="7" pageNumber="228">A. horombensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel box="[1009,1115,723,749]" pageId="7" pageNumber="228">nom. nov.</taxonomicNameLabel>
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et
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<taxonomicName class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="deltoideodonta">
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<emphasis italics="true" pageId="7" pageNumber="228">A. deltoideodonta</emphasis>
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</taxonomicName>
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, mais que l’on ne peut voir que sur les plantes vivantes: les fleurs de
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<taxonomicName box="[983,1159,786,812]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="deltoideodonta">
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<emphasis box="[983,1159,786,812]" italics="true" pageId="7" pageNumber="228">A. deltoideodonta</emphasis>
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</taxonomicName>
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sont plus grandes (
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<quantity box="[820,902,818,844]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="7" pageNumber="228" unit="mm" value="30.0">30 mm</quantity>
|
||
), moins larges et plus arquées (
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<figureCitation box="[683,761,849,876]" captionStart="FIG" captionStartId="6.[113,124,1657,1675]" captionTargetBox="[113,1209,215,1629]" captionTargetId="figure-31@6.[112,662,779,1347]" captionTargetPageId="6" captionText="FIG. 2. — Aloe deltoideodonta Baker (synonyme de Aloe madecassa H. Perrier): A, petite forme près d’Arivonimamo, avril 2010; B, près de Behenjy, juin 2006; C, détail de l’inflorescence. Photos J.-P. Castillon." figureDoi="http://doi.org/10.5281/zenodo.5208568" httpUri="https://zenodo.org/record/5208568/files/figure.png" pageId="7" pageNumber="228">Fig.2C</figureCitation>
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), les fleurs de
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<taxonomicName authorityName="Castillon" authorityYear="2014" box="[903,1052,849,876]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
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<emphasis box="[903,1052,849,876]" italics="true" pageId="7" pageNumber="228">A. horombensis</emphasis>
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</taxonomicName>
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<taxonomicNameLabel box="[1056,1161,850,876]" pageId="7" pageNumber="228">nom. nov.</taxonomicNameLabel>
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sont plus courtes (
|
||
<quantity box="[804,883,881,908]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="7" pageNumber="228" unit="mm" value="25.0">25 mm</quantity>
|
||
),plus larges,droites et présentent un renflement plus prononcé à la base du périanthe (comme chez
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<taxonomicName authority="All." authorityName="All." box="[822,990,944,971]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="maculata">
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||
<emphasis box="[822,946,944,971]" italics="true" pageId="7" pageNumber="228">A. maculata</emphasis>
|
||
All.
|
||
</taxonomicName>
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||
et les
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<taxonomicName box="[1053,1096,944,970]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="genus">
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<emphasis box="[1053,1096,944,970]" italics="true" pageId="7" pageNumber="228">Aloe</emphasis>
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</taxonomicName>
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du groupe sud-africain
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<emphasis box="[804,864,977,1002]" italics="true" pageId="7" pageNumber="228">Pictae</emphasis>
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, mais ce renflement, même s’il est nettement visible, est cependant bien moins marqué chez
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<taxonomicName authorityName="Castillon" authorityYear="2014" box="[730,881,1039,1066]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
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||
<emphasis box="[730,881,1039,1066]" italics="true" pageId="7" pageNumber="228">A. horombensis</emphasis>
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||
</taxonomicName>
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||
<taxonomicNameLabel box="[888,1000,1040,1066]" pageId="7" pageNumber="228">nom. nov.</taxonomicNameLabel>
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).
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||
</paragraph>
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||
<paragraph blockId="7.[674,1212,628,1700]" pageId="7" pageNumber="228">
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||
Les variétés
|
||
<taxonomicName box="[836,936,1071,1097]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="brevifolia">
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||
<emphasis box="[836,936,1071,1097]" italics="true" pageId="7" pageNumber="228">brevifolia</emphasis>
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</taxonomicName>
|
||
et
|
||
<taxonomicName authority="de Perrier" authorityName="de Perrier" box="[975,1209,1071,1097]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="intermedia">
|
||
<emphasis box="[975,1091,1071,1097]" italics="true" pageId="7" pageNumber="228">intermedia</emphasis>
|
||
de Perrier
|
||
</taxonomicName>
|
||
n’ont entre elles comme différences que la taille des feuilles (et les taches blanches que peuvent avoir les feuilles de la variété
|
||
<taxonomicName box="[991,1089,1166,1192]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="brevifolia">
|
||
<emphasis box="[991,1089,1166,1192]" italics="true" pageId="7" pageNumber="228">brevifolia</emphasis>
|
||
</taxonomicName>
|
||
), mais l’on trouve souvent côte à côte des plantes adultes de toute taille, avec ou sans taches sur les feuilles. Un regroupement de ces deux variétés me semble donc indispensable.
|
||
</paragraph>
|
||
<paragraph blockId="7.[674,1212,628,1700]" lastBlockId="9.[111,647,216,1034]" lastPageId="9" lastPageNumber="230" pageId="7" pageNumber="228">
|
||
Vers l’ouest,
|
||
<taxonomicName authorityName="Castillon" authorityYear="2014" box="[830,981,1325,1351]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
|
||
<emphasis box="[830,981,1325,1351]" italics="true" pageId="7" pageNumber="228">A. horombensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[987,1094,1325,1351]" pageId="7" pageNumber="228">nom. nov.</taxonomicNameLabel>
|
||
cède peu à peu la place à
|
||
<taxonomicName authority="Reynolds (Ranohira)" box="[819,1181,1356,1383]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="imalotensis">
|
||
<emphasis box="[819,957,1356,1383]" italics="true" pageId="7" pageNumber="228">A. imalotensis</emphasis>
|
||
Reynolds (Ranohira)
|
||
</taxonomicName>
|
||
, et à sa variété
|
||
<emphasis box="[793,932,1388,1414]" italics="true" pageId="7" pageNumber="228">longeracemosa</emphasis>
|
||
J.-B. Castillon (Benenitra, Bezaha). La limite morphologique entre ces espèces est très floue (
|
||
<taxonomicName box="[813,947,1451,1478]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="imalotensis">
|
||
<emphasis box="[813,947,1451,1478]" italics="true" pageId="7" pageNumber="228">A. imalotensis</emphasis>
|
||
</taxonomicName>
|
||
est une plante plus grosse, aux feuilles plus arrondies,aux marges cartilagineuses continues),la limite géographique tout aussi imprécise peut être approchée par la lisière est de la chaine de l’Isalo. Cette impossibilité à établir des limites précises tendrait à me faire partager le point de vue de Perrier qui ne considérait
|
||
<taxonomicName box="[942,1081,1641,1668]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="imalotensis">
|
||
<emphasis box="[942,1081,1641,1668]" italics="true" pageId="7" pageNumber="228">A. imalotensis</emphasis>
|
||
</taxonomicName>
|
||
que comme une autre variété de
|
||
<taxonomicName authority="(sensu Perrier)" baseAuthorityName="Perrier" box="[879,1207,1673,1700]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="7" pageNumber="228" phylum="Tracheophyta" rank="species" species="deltoideodonta">
|
||
<emphasis box="[879,1052,1673,1699]" italics="true" pageId="7" pageNumber="228">A. deltoideodonta</emphasis>
|
||
(sensu Perrier)
|
||
</taxonomicName>
|
||
. LES PLANTES PLUS AU NORD
|
||
</paragraph>
|
||
<caption ID-DOI="http://doi.org/10.5281/zenodo.5208570" ID-Zenodo-Dep="5208570" httpUri="https://zenodo.org/record/5208570/files/figure.png" pageId="8" pageNumber="229" startId="8.[113,124,1657,1675]" targetBox="[113,1209,215,1629]" targetPageId="8">
|
||
<paragraph blockId="8.[113,1210,1657,1698]" pageId="8" pageNumber="229">
|
||
FIG. 3. —
|
||
<taxonomicName authorityName="Castillon" authorityYear="2014" box="[193,342,1657,1675]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="8" pageNumber="229" phylum="Tracheophyta" rank="species" species="horombensis">
|
||
<emphasis box="[193,342,1657,1675]" italics="true" pageId="8" pageNumber="229">Aloe horombensis</emphasis>
|
||
</taxonomicName>
|
||
J.-P. Castillon,
|
||
<taxonomicNameLabel box="[471,555,1657,1675]" pageId="8" pageNumber="229">nom. nov.</taxonomicNameLabel>
|
||
(synonyme de
|
||
<taxonomicName authority="H. Perrier" authorityName="H. Perrier" box="[680,1048,1657,1675]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="8" pageNumber="229" phylum="Tracheophyta" rank="variety" species="deltoideodonta" variety="brevifolia">
|
||
<emphasis box="[680,848,1657,1675]" italics="true" pageId="8" pageNumber="229">Aloe deltoideodonta</emphasis>
|
||
var.
|
||
<emphasis box="[887,961,1657,1675]" italics="true" pageId="8" pageNumber="229">brevifolia</emphasis>
|
||
H. Perrier
|
||
</taxonomicName>
|
||
):
|
||
<emphasis bold="true" box="[1060,1073,1657,1675]" pageId="8" pageNumber="229">A</emphasis>
|
||
, forme à feuilles tachetées, Jangany;
|
||
<emphasis bold="true" box="[286,299,1680,1698]" pageId="8" pageNumber="229">B</emphasis>
|
||
, en fleurs, à Betroka, juin 2012. Photos J.-P. Castillon.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph blockId="9.[111,647,216,1034]" pageId="9" pageNumber="230">
|
||
Dans la région du sud-Betsileo (Ambalavao-Ihosy), deux plantes proches sont actuellement répertoriées: les variétés
|
||
<emphasis box="[232,332,311,337]" italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
H. Perrier et
|
||
<emphasis box="[478,536,311,337]" italics="true" pageId="9" pageNumber="230">fallax</emphasis>
|
||
J.-B. Castillon de
|
||
<taxonomicName box="[211,391,342,369]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="9" pageNumber="230" phylum="Tracheophyta" rank="species" species="deltoideodonta">
|
||
<emphasis box="[211,391,342,369]" italics="true" pageId="9" pageNumber="230">A. deltoideodonta</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="9.[111,647,216,1034]" pageId="9" pageNumber="230">
|
||
Les différences entre
|
||
<taxonomicName authorityName="Castillon" authorityYear="2014" box="[355,509,374,401]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="9" pageNumber="230" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
|
||
<emphasis box="[355,509,374,401]" italics="true" pageId="9" pageNumber="230">A. horombensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[514,622,375,401]" pageId="9" pageNumber="230">nom. nov.</taxonomicNameLabel>
|
||
et
|
||
<taxonomicName box="[112,448,406,432]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="9" pageNumber="230" phylum="Tracheophyta" rank="variety" species="deltoideodonta" variety="candicans">
|
||
<emphasis box="[112,294,406,432]" italics="true" pageId="9" pageNumber="230">A. deltoideodonta</emphasis>
|
||
var.
|
||
<emphasis box="[348,448,406,432]" italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
</taxonomicName>
|
||
sont relativement mineures: des différences végétatives – la variété
|
||
<emphasis italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
pousse en touffes bien plus grandes (plusieurs dizaines d’individus), elle présente des rosettes plus refermées – et des différences au niveau floral – rachis bien plus court, bractées encore plus grandes pour la variété
|
||
<emphasis box="[215,315,596,622]" italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
. Ces différences, ainsi que leur éloignement géographique d’avec
|
||
<taxonomicName authorityName="Castillon" authorityYear="2014" box="[487,646,628,654]" class="Liliopsida" family="Asphodelaceae" genus="Aloe" kingdom="Plantae" order="Asparagales" pageId="9" pageNumber="230" phylum="Tracheophyta" rank="species" species="horombensis" status="nom. nov.">
|
||
<emphasis box="[487,646,628,654]" italics="true" pageId="9" pageNumber="230">A. horombensis</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[113,225,660,686]" pageId="9" pageNumber="230">nom. nov.</taxonomicNameLabel>
|
||
, valent ici à l’ancienne variété
|
||
<emphasis box="[546,646,659,685]" italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
le statut de sous-espèce.
|
||
</paragraph>
|
||
<paragraph blockId="9.[111,647,216,1034]" pageId="9" pageNumber="230">
|
||
<materialsCitation collectionCode="H" collectorName="Trois & de Perrier & de Zazafotsy. Je" location="Ankaramena" pageId="9" pageNumber="230" specimenCount="2" typeStatus="syntype">
|
||
<collectorName box="[136,190,723,749]" pageId="9" pageNumber="230">Trois</collectorName>
|
||
<typeStatus box="[196,287,723,749]" pageId="9" pageNumber="230">syntypes</typeStatus>
|
||
existent actuellement pour la variété
|
||
<emphasis box="[161,263,754,780]" italics="true" pageId="9" pageNumber="230">candicans</emphasis>
|
||
<collectorName box="[272,378,754,780]" pageId="9" pageNumber="230">de Perrier</collectorName>
|
||
: les échantillons 13121 et 13121bis qui proviennent d’Ikalamavony, et le 11026 qui vient
|
||
<collectorName box="[291,457,818,844]" pageId="9" pageNumber="230">de Zazafotsy. Je</collectorName>
|
||
choisis ce dernier comme
|
||
<typeStatus box="[202,300,849,875]" pageId="9" pageNumber="230">lectotype</typeStatus>
|
||
de la variété
|
||
<collectorName box="[449,556,849,875]" pageId="9" pageNumber="230">de Perrier</collectorName>
|
||
, pour la principale raison que c’est une plante que tout le monde peut facilement retrouver le long de la RN7 entre
|
||
<location LSID="urn:lsid:plazi:treatment:03D7B17C4313FF88FF130FE79C505E22:8EA156B1431DFF88FF2C08D99C0A59E2" box="[175,312,944,970]" name="Ankaramena" pageId="9" pageNumber="230">Ankaramena</location>
|
||
et Ihosy (
|
||
<figureCitation box="[425,545,944,971]" captionStart="FIG" captionStartId="10.[115,126,1657,1675]" captionTargetBox="[113,1209,215,1629]" captionTargetId="figure-31@10.[112,662,779,1347]" captionTargetPageId="10" captionText="FIG. 4. — A, B, Aloe horombensis subsp. candicans (H. Perrier) J.-P. Castillon, comb. nov, stat. nov. entre Ankaramena et Zazafotsy; C, Aloe horombensis subsp.fallax (J.-B. Castillon) J.-P.Castillon, comb.nov,stat.nov.près d’Ambalavao,mai 2010.Photos J.-P.Castillon." figureDoi="http://doi.org/10.5281/zenodo.5208572" httpUri="https://zenodo.org/record/5208572/files/figure.png" pageId="9" pageNumber="230">Fig. 4A, B</figureCitation>
|
||
), et aussi parce que
|
||
<collectionCode box="[226,251,977,1003]" country="Finland" lsid="urn:lsid:biocol.org:col:15618" name="University of Helsinki" pageId="9" pageNumber="230" type="Herbarium">H</collectionCode>
|
||
. Perrier a écrit lui-même le mot type sur la feuille d’herbier
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |