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<document id="66DD372E7970548A53951E3C14D91B74" ID-CLB-Dataset="3470" ID-DOI="10.15553/c2019v742a6" ID-GBIF-Dataset="33ff9a02-4298-4ec0-a596-3876685b2065" ID-ISSN="2235-3658" ID-Zenodo-Dep="5683727" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1636719083673" checkinUser="carolina" docAuthor="Castillon, Jean-Philippe &amp; Castillon, Jean-Bernard" docDate="2019" docId="03D3D54BFFC18E18EA292B8C6ED2F9A8" docLanguage="fr" docName="Candollea.74.2.159-167.pdf" docOrigin="Candollea 74 (2)" docStyle="DocumentStyle:1E5CC43F38D0DBC531513809D1267F7B.3:Candollea.2015-.journal_article" docStyleId="1E5CC43F38D0DBC531513809D1267F7B" docStyleName="Candollea.2015-.journal_article" docStyleVersion="3" docTitle="Euphorbia famatamboay Friedmann &amp; Cremers" docType="treatment" docVersion="7" lastPageNumber="164" masterDocId="FFEAAD33FFC28E1DE9082E006F4FFFA7" masterDocTitle="Nouveautés taxonomiques et nomenclaturales dans le genre Euphorbia (Euphorbiaceae) à Madagascar" masterLastPageNumber="167" masterPageNumber="159" pageNumber="162" updateTime="1699468334595" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="861358AB415904B3E88109CCDA0F94A1">Nouveautés taxonomiques et nomenclaturales dans le genre Euphorbia (Euphorbiaceae) à Madagascar</mods:title>
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<mods:namePart id="C1E415E3C929A4EA8E6EEF81E2FCD437">Castillon, Jean-Philippe</mods:namePart>
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<mods:title id="430CA5BD447AD7E5A562BEF0BAF0D881">Candollea</mods:title>
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<mods:date id="5EF2E09765F28C4C9D19959502B12195">2019</mods:date>
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<mods:number id="87CB465EF0E8BDB0769B92552E10F486">2019-10-07</mods:number>
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<treatment id="03D3D54BFFC18E18EA292B8C6ED2F9A8" ID-DOI="http://doi.org/10.5281/zenodo.5708098" ID-GBIF-Taxon="190305629" ID-Zenodo-Dep="5708098" LSID="urn:lsid:plazi:treatment:03D3D54BFFC18E18EA292B8C6ED2F9A8" httpUri="http://treatment.plazi.org/id/03D3D54BFFC18E18EA292B8C6ED2F9A8" lastPageId="5" lastPageNumber="164" pageId="3" pageNumber="162">
<subSubSection id="C36037D6FFC18E1EEA292B8C6CA2FA63" pageId="3" pageNumber="162" type="nomenclature">
<paragraph id="8BC5645DFFC18E1EEA292B8C6CA2FA63" blockId="3.[801,1452,1420,1476]" pageId="3" pageNumber="162">
<treatmentCitationGroup id="AB6A4373FFC18E1EEA292B8C6CA2FA63" pageId="3" pageNumber="162">
<treatmentCitation id="0ADB424CFFC18E1EEA292B8C6CA2FA63" author="Friedmann &amp; Cremers" page="253" pageId="3" pageNumber="162" year="1976">
<taxonomicName id="4C7A1FDEFFC18E1EEA292B8C6A55FA03" ID-CoL="3CNSR" authority="Friedmann &amp; Cremers" authorityName="Friedmann &amp; Cremers" box="[801,1306,1420,1444]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC18E1EEA292B8C6B6BFA03" bold="true" box="[801,1060,1420,1444]" italics="true" pageId="3" pageNumber="162">Euphorbia famatamboay</emphasis>
Friedmann &amp; Cremers
</taxonomicName>
in Adansonia ser. 2, 16: 253. 1976.
</treatmentCitation>
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C36037D6FFC18E1EEA4F2BD76C8CF988" pageId="3" pageNumber="162" type="materials_examined">
<paragraph id="8BC5645DFFC18E1EEA4F2BD76C8CF988" blockId="3.[839,1451,1495,1583]" pageId="3" pageNumber="162">
<materialsCitation id="3B126E00FFC18E1EEA4F2BD76C8CF988" ID-GBIF-Occurrence="3407625311" collectingDate="1972-10" collectionCode="P" collectorName="Friedmann" country="Madagascar" location="env. de Beloha" pageId="3" pageNumber="162" specimenCode="P00077984" specimenCount="1" stateProvince="Prov. Toliara" typeStatus="holotype">
<emphasis id="B90EB84FFFC18E1EEA4F2BD76AE4FA48" bold="true" box="[839,1451,1495,1519]" pageId="3" pageNumber="162">
<typeStatus id="54C1DAFFFFC18E1EEA4F2BD76CF1FA48" box="[839,958,1495,1519]" pageId="3" pageNumber="162" type="holotype">Holotypus</typeStatus>
:
<collectingCountry id="F36D24CDFFC18E1EEAC52BD76B29FA48" box="[973,1126,1495,1519]" name="Madagascar" pageId="3" pageNumber="162">MADAGASCAR</collectingCountry>
. Reg. Androy [
<collectingRegion id="49BEAABFFFC18E1EEC012BD76AD3FA48" box="[1289,1436,1495,1519]" pageId="3" pageNumber="162">Prov. Toliara</collectingRegion>
]:
</emphasis>
<location id="8EA53286FFC18E1EEA4F2BF76CA9F9A8" LSID="urn:lsid:plazi:treatment:03D3D54BFFC18E18EA292B8C6ED2F9A8:8EA53286FFC18E1EEA4F2BF76CA9F9A8" box="[839,998,1527,1551]" country="Madagascar" name="env. de Beloha" pageId="3" pageNumber="162" stateProvince="Prov. Toliara">env. de Beloha</location>
,
<date id="FFC4429DFFC18E1EEAFA2BF76B72F9A8" box="[1010,1085,1527,1551]" pageId="3" pageNumber="162" value="1972-10">
<collectingDate id="EF80BB75FFC18E1EEAFA2BF76B72F9A8" box="[1010,1085,1527,1551]" pageId="3" pageNumber="162" value="1972-10">X.1972</collectingDate>
</date>
,
<emphasis id="B90EB84FFFC18E1EED412BF76BB9F9A8" box="[1097,1270,1527,1551]" italics="true" pageId="3" pageNumber="162">
<collectorName id="268F018BFFC18E1EED412BF76BF1F9A8" box="[1097,1214,1527,1551]" pageId="3" pageNumber="162">Friedmann</collectorName>
1909
</emphasis>
(
<collectionCode id="ED6BFC98FFC18E1EEC0E2BF76A58F9A8" box="[1286,1303,1527,1551]" pageId="3" pageNumber="162">P</collectionCode>
[
<specimenCode id="DBDCCC26FFC18E1EEC2D2BF76AEAF9A8" box="[1317,1445,1527,1551]" pageId="3" pageNumber="162">P00077984</specimenCode>
] image vue).
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="C36037D6FFC18E1EEA4F28426AC7F95D" pageId="3" pageNumber="162" type="reference_group">
<paragraph id="8BC5645DFFC18E1EEA4F28426AC7F95D" blockId="3.[839,1452,1602,1786]" pageId="3" pageNumber="162">
<treatmentCitationGroup id="AB6A4373FFC18E1EEA4F28426ACBF95D" pageId="3" pageNumber="162">
=
<treatmentCitation id="0ADB424CFFC18E1EEA6528426ACBF95D" author="Rauh &amp; Hebding" page="5" pageId="3" pageNumber="162" year="1993">
<taxonomicName id="4C7A1FDEFFC18E1EEA6528426A48F9FD" ID-CoL="3CN9S" authority="Rauh &amp; Hebding" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[877,1287,1602,1626]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC18E1EEA6528426B71F9FD" box="[877,1086,1602,1626]" italics="true" pageId="3" pageNumber="162">Euphorbia cedrorum</emphasis>
Rauh &amp; Hebding
</taxonomicName>
in Succulentes 16: 5. 1993.
<emphasis id="B90EB84FFFC18E1EEAE428626A7FF9DD" bold="true" box="[1004,1328,1633,1658]" pageId="3" pageNumber="162">
<typeStatus id="54C1DAFFFFC18E1EEAE428626B29F9DD" box="[1004,1126,1634,1658]" pageId="3" pageNumber="162" type="holotype">Holotypus</typeStatus>
: [
<collectingCountry id="F36D24CDFFC18E1EED7528616A6DF9DE" box="[1149,1314,1633,1657]" name="Madagascar" pageId="3" pageNumber="162">MADAGASCAR</collectingCountry>
]:
</emphasis>
[cultivé au Jardin botanique “les Cèdres” à Saint Jean Cap Ferrat],
<date id="FFC4429DFFC18E1EEA6528A26CABF91D" box="[877,996,1698,1722]" pageId="3" pageNumber="162" value="1991-06-14">14.VI.1991</date>
,
<emphasis id="B90EB84FFFC18E1EEAF828A26CF0F97E" italics="true" pageId="3" pageNumber="162">Anon. s.n. [Jardin botanique d'Heidelberg 59367a]</emphasis>
(HEID [HEID204087 spirit] image vue; iso-: HEID [HEID206101 spirit] image vue),
<emphasis id="B90EB84FFFC18E1EEC2F28E26ACBF95D" bold="true" box="[1319,1412,1762,1786]" pageId="3" pageNumber="162">syn. nov</emphasis>
</treatmentCitation>
</treatmentCitationGroup>
.
</paragraph>
</subSubSection>
<subSubSection id="C36037D6FFC18E18EA4F29226ED2F9A8" lastPageId="5" lastPageNumber="164" pageId="3" pageNumber="162" type="discussion">
<paragraph id="8BC5645DFFC18E18EA4F29226EBAFC28" blockId="3.[801,1452,1825,1946]" lastBlockId="5.[113,764,279,1551]" lastPageId="5" lastPageNumber="164" pageId="3" pageNumber="162">
<emphasis id="B90EB84FFFC18E1EEA4F29226CD4F89E" box="[839,923,1826,1849]" italics="true" pageId="3" pageNumber="162">Notes. –</emphasis>
Avant 1976, trois noms servaient à désigner les euphorbes coralliformes à tiges cylindriques de
<collectingCountry id="F36D24CDFFC18E1EEC3429426C0EF8DE" name="Madagascar" pageId="3" pageNumber="162">Madagascar</collectingCountry>
:
<taxonomicName id="4C7A1FDEFFC18E1EEA4729626B57F8DD" authority="Drake" authorityName="Drake" box="[847,1048,1890,1914]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="oncoclada">
<emphasis id="B90EB84FFFC18E1EEA4729626C82F8DD" box="[847,973,1890,1914]" italics="true" pageId="3" pageNumber="162">E. oncoclada</emphasis>
Drake
</taxonomicName>
,
<taxonomicName id="4C7A1FDEFFC18E1EED2B29626BA7F8DD" authority="Drake" authorityName="Drake" box="[1059,1256,1890,1914]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="alluaudii">
<emphasis id="B90EB84FFFC18E1EED2B29626BD1F8DD" box="[1059,1182,1890,1914]" italics="true" pageId="3" pageNumber="162">E. alluaudii</emphasis>
Drake
</taxonomicName>
et
<taxonomicName id="4C7A1FDEFFC18E1EEC0329626CDBF83E" authority="Drake. En" authorityName="Drake. En" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="3" pageNumber="162" phylum="Tracheophyta" rank="species" species="leucodendron">
<emphasis id="B90EB84FFFC18E1EEC0329626AE3F8DD" box="[1291,1452,1890,1914]" italics="true" pageId="3" pageNumber="162">E. leucodendron</emphasis>
Drake. En
</taxonomicName>
raison des incertitudes sur les localités d’origine, de l’absence d’échantillons
<typeStatus id="54C1DAFFFFC78E18E8962F176E82FE88" box="[414,461,279,303]" pageId="5" pageNumber="164">type</typeStatus>
et du manque de précision des descriptions originales, l’application de ces noms restait cependant très floue, excepté
<taxonomicName id="4C7A1FDEFFC78E18E8A92F586D53FEC8" box="[417,540,343,367]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="oncoclada">
<emphasis id="B90EB84FFFC78E18E8A92F586D53FEC8" box="[417,540,343,367]" italics="true" pageId="5" pageNumber="164">E. oncoclada</emphasis>
</taxonomicName>
, la célèbre «euphorbe saucisse» de la région de Tuléar.
<bibRefCitation id="EFEB19ACFFC78E18E8C22F776D9FFE28" author="FRIEDMANN, F." box="[458,720,375,399]" pageId="5" pageNumber="164" pagination="245 - 257" refId="ref4993" refString="FRIEDMANN, F. &amp; G. CREMERS (1976). Observations sur les euphorbes coralliformes de Madagascar. Adansonia ser. 2, 16: 245 - 257." type="journal article" year="1976">FRIEDMANN et al. (1976)</bibRefCitation>
ont remarquablement clarifié les choses mettant les deux autres noms en synonymie (sous
<taxonomicName id="4C7A1FDEFFC78E18E8AA2FB86D69FE68" box="[418,550,439,463]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="alluaudii">
<emphasis id="B90EB84FFFC78E18E8AA2FB86D69FE68" box="[418,550,439,463]" italics="true" pageId="5" pageNumber="164">E. alluaudii</emphasis>
</taxonomicName>
), et ne conservant
<taxonomicName id="4C7A1FDEFFC78E18E9792FD86FB9FE48" box="[113,246,471,495]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="oncoclada">
<emphasis id="B90EB84FFFC78E18E9792FD86FB9FE48" box="[113,246,471,495]" italics="true" pageId="5" pageNumber="164">E. oncoclada</emphasis>
</taxonomicName>
(
<figureCitation id="134178D8FFC78E18E80F2FD76E2FFE48" box="[263,352,471,495]" captionStart="Fig" captionStartId="6.[136,167,960,979]" captionTargetBox="[136,1474,276,937]" captionTargetId="figure-470@6.[585,1026,276,937]" captionTargetPageId="6" captionText="Fig. 3. – Les euphorbes malgaches à articles cylindriques. A. Euphorbia alluaudii subsp. oncoclada (Drake) F. Friedmann &amp; Cremers; B. Euphorbia alluaudii Drake; C. Euphorbia famatamboay subsp. itampolensis F. Friedmann &amp; Cremers. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683733" httpUri="https://zenodo.org/record/5683733/files/figure.png" pageId="5" pageNumber="164">Fig. 3A</figureCitation>
) que comme sous-espèce de celle-ci (
<figureCitation id="134178D8FFC78E18E9722FF76F80FDA8" box="[122,207,503,527]" captionStart="Fig" captionStartId="6.[136,167,960,979]" captionTargetBox="[136,1474,276,937]" captionTargetId="figure-470@6.[585,1026,276,937]" captionTargetPageId="6" captionText="Fig. 3. – Les euphorbes malgaches à articles cylindriques. A. Euphorbia alluaudii subsp. oncoclada (Drake) F. Friedmann &amp; Cremers; B. Euphorbia alluaudii Drake; C. Euphorbia famatamboay subsp. itampolensis F. Friedmann &amp; Cremers. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683733" httpUri="https://zenodo.org/record/5683733/files/figure.png" pageId="5" pageNumber="164">Fig. 3B</figureCitation>
). Ils ont par la même occasion décrit une nouvelle espèce
<taxonomicName id="4C7A1FDEFFC78E18E9CB2C186E3CFD88" box="[195,371,535,559]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC78E18E9CB2C186E3CFD88" box="[195,371,535,559]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
</taxonomicName>
, avec une sous-espèce
<emphasis id="B90EB84FFFC78E18EB712C176DB4FD88" box="[633,763,535,559]" italics="true" pageId="5" pageNumber="164">itampolensis</emphasis>
(
<figureCitation id="134178D8FFC78E18E9712C376F84FDE8" box="[121,203,567,591]" captionStart="Fig" captionStartId="6.[136,167,960,979]" captionTargetBox="[136,1474,276,937]" captionTargetId="figure-470@6.[585,1026,276,937]" captionTargetPageId="6" captionText="Fig. 3. – Les euphorbes malgaches à articles cylindriques. A. Euphorbia alluaudii subsp. oncoclada (Drake) F. Friedmann &amp; Cremers; B. Euphorbia alluaudii Drake; C. Euphorbia famatamboay subsp. itampolensis F. Friedmann &amp; Cremers. [Photos: J.-P. Castillon]" figureDoi="http://doi.org/10.5281/zenodo.5683733" httpUri="https://zenodo.org/record/5683733/files/figure.png" pageId="5" pageNumber="164">Fig. 3C</figureCitation>
). Celle-ci est une euphorbe à tiges cylindriques, similaire à
<taxonomicName id="4C7A1FDEFFC78E18E9B02C586E7EFDC8" box="[184,305,599,623]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="alluaudii">
<emphasis id="B90EB84FFFC78E18E9B02C586E7EFDC8" box="[184,305,599,623]" italics="true" pageId="5" pageNumber="164">E. alluaudii</emphasis>
</taxonomicName>
, mais clairement différente de par son port en candélabre, moins désordonné, ses rameaux sans rétrécissements annuels, mais caducs et laissant des grosses cicatrices rondes sur les tiges, et ses inflorescences non sub-terminales mais ornant le tiers supérieur des articles. Hélas, une erreur au niveau des légendes des illustrations dans la description originale (
<bibRefCitation id="EFEB19ACFFC78E18E9A62D176EAFFC88" author="FRIEDMANN, F." box="[174,480,791,815]" pageId="5" pageNumber="164" pagination="245 - 257" refId="ref4993" refString="FRIEDMANN, F. &amp; G. CREMERS (1976). Observations sur les euphorbes coralliformes de Madagascar. Adansonia ser. 2, 16: 245 - 257." type="journal article" year="1976">FRIEDMANN et al., 1976: 247</bibRefCitation>
, planche 1, la photo 1 correspond en fait à
<taxonomicName id="4C7A1FDEFFC78E18E82D2D386E86FCE8" box="[293,457,823,847]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC78E18E82D2D386E86FCE8" box="[293,457,823,847]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
</taxonomicName>
et la photo 2 à
<taxonomicName id="4C7A1FDEFFC78E18EB612D386DAEFCE8" box="[617,737,823,847]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="alluaudii">
<emphasis id="B90EB84FFFC78E18EB612D386DAEFCE8" box="[617,737,823,847]" italics="true" pageId="5" pageNumber="164">E. alluaudii</emphasis>
</taxonomicName>
) a sans doute induit en erreur beaucoup de botanistes sur l’identité réelle de chacune de ces espèces.
</paragraph>
<caption id="DF0534D5FFC68E19E98029616E12F800" ID-DOI="http://doi.org/10.5281/zenodo.5683731" ID-Zenodo-Dep="5683731" httpUri="https://zenodo.org/record/5683731/files/figure.png" pageId="4" pageNumber="163" startId="4.[136,167,1889,1908]" targetBox="[136,1473,276,1862]" targetPageId="4">
<paragraph id="8BC5645DFFC68E19E98029616E12F800" blockId="4.[136,1312,1888,1959]" pageId="4" pageNumber="163">
<emphasis id="B90EB84FFFC68E19E98029616F9DF8D3" bold="true" box="[136,210,1889,1908]" pageId="4" pageNumber="163">Fig. 2. –</emphasis>
Euphorbes épineuses du sud-ouest malgache.
<emphasis id="B90EB84FFFC68E19EB8D29616DFDF8D3" bold="true" box="[645,690,1888,1908]" pageId="4" pageNumber="163">A–D.</emphasis>
<taxonomicName id="4C7A1FDEFFC68E19EBBF29616BC1F8D3" authority="Drake d'Ambohimahavelona" authorityName="Drake d'Ambohimahavelona" box="[695,1166,1889,1908]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="163" phylum="Tracheophyta" rank="species" species="rubrostriata">
<emphasis id="B90EB84FFFC68E19EBBF29616CC9F8D3" box="[695,902,1889,1908]" italics="true" pageId="4" pageNumber="163">Euphorbia rubrostriata</emphasis>
Drake d’Ambohimahavelona
</taxonomicName>
, près de Tuléar;
<emphasis id="B90EB84FFFC68E19E980297A6FFDF82A" bold="true" box="[136,178,1914,1933]" pageId="4" pageNumber="163">E–F.</emphasis>
<taxonomicName id="4C7A1FDEFFC68E19E9BF297A6D55F82A" authority="Rebmann de l'Isalo." authorityName="Rebmann de l'Isalo." box="[183,538,1914,1933]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="163" phylum="Tracheophyta" rank="species" species="beuginii">
<emphasis id="B90EB84FFFC68E19E9BF297A6E2DF82A" box="[183,354,1914,1933]" italics="true" pageId="4" pageNumber="163">Euphorbia beuginii</emphasis>
Rebmann de l’Isalo.
</taxonomicName>
[Photos: J.-P. Castillon]
</paragraph>
</caption>
<paragraph id="8BC5645DFFC78E18E99F2D976E75FB09" blockId="5.[113,764,279,1551]" pageId="5" pageNumber="164">
Plus tard, Rauh &amp; Hebding (
<bibRefCitation id="EFEB19ACFFC78E18E8DA2D976DC4FC08" author="RAUH, W." box="[466,651,919,943]" pageId="5" pageNumber="164" pagination="5 - 11" refId="ref5256" refString="RAUH, W. &amp; R. HEBDING (1993). Euphorbia cedrorum Rauh &amp; Hebding, une nouvelle espece du groupe des Euphorbes coralliformes. Succulentes (France) 1993 (4): 5 - 11." type="journal article" year="1993">RAUH et al., 1993</bibRefCitation>
) décrivent
<taxonomicName id="4C7A1FDEFFC78E18E9792DB86FA3FC68" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[113,236,951,975]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18E9792DB86FA3FC68" box="[113,236,951,975]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
à partir d’une plante cultivée au jardin des Cèdres à Saint-Jean-Cap-Ferrat (Alpes-Maritimes), d’origine précise inconnue. Il n’y a aucune différence, autre que de vocabulaire, entre la description et les photos de
<taxonomicName id="4C7A1FDEFFC78E18E8F72A186D33FB88" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[511,636,1047,1071]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18E8F72A186D33FB88" box="[511,636,1047,1071]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
et celles de
<taxonomicName id="4C7A1FDEFFC78E18E9792A386E50FBE8" box="[113,287,1079,1103]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC78E18E9792A386E50FBE8" box="[113,287,1079,1103]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
</taxonomicName>
. Enfin,
<bibRefCitation id="EFEB19ACFFC78E18E8742A376D43FBE8" author="RAUH, W." box="[380,524,1079,1103]" pageId="5" pageNumber="164" pagination="18" refId="ref5296" refString="RAUH, W. (1994). Euphorbia cedrorum Rauh &amp; Hebding Note complementaire. Succulentes (France) 1994 (1): 18." type="journal article" year="1994">RAUH (1994)</bibRefCitation>
identifie
<taxonomicName id="4C7A1FDEFFC78E18EB722A386DB4FBE8" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[634,763,1079,1103]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18EB722A386DB4FBE8" box="[634,763,1079,1103]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
avec une plante trouvée par Hermann Pétignat près de Tuléar; cette dernière – que nous avons observée – est
<taxonomicName id="4C7A1FDEFFC78E18EB5F2A786E7CFB08" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="subSpecies" species="famatamboay" subSpecies="itampolensis">
<emphasis id="B90EB84FFFC78E18EB5F2A786DB3FB28" box="[599,764,1143,1167]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
subsp.
<emphasis id="B90EB84FFFC78E18E9B02A976E7CFB08" box="[184,307,1175,1199]" italics="true" pageId="5" pageNumber="164">itampolensis</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8BC5645DFFC78E18E99F2AB76ED2F9A8" blockId="5.[113,764,279,1551]" pageId="5" pageNumber="164">
Etant donnés le peu de différences entre l’espèce
<taxonomicName id="4C7A1FDEFFC78E18E9792AD86E50FB48" box="[113,287,1239,1263]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC78E18E9792AD86E50FB48" box="[113,287,1239,1263]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
</taxonomicName>
et sa sous-espèce
<emphasis id="B90EB84FFFC78E18E8E52AD76D22FB48" box="[493,621,1239,1263]" italics="true" pageId="5" pageNumber="164">itampolensis</emphasis>
(la première pousse sur des sols de latérite et a une couleur générale plus verte, la seconde sur le plateau calcaire et ses tiges sont plus blanchâtres), l’incertitude quant à la localité d’origine du
<typeStatus id="54C1DAFFFFC78E18EBC62B376DB3FAE8" box="[718,764,1335,1359]" pageId="5" pageNumber="164">type</typeStatus>
de
<taxonomicName id="4C7A1FDEFFC78E18E99C2B586E5BFAC8" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[148,276,1367,1391]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18E99C2B586E5BFAC8" box="[148,276,1367,1391]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
et les modifications morphologiques inévitables causées par la culture en Europe, il est impossible de déterminer de façon catégorique à quelle sous-espèce de
<taxonomicName id="4C7A1FDEFFC78E18E9792BB86E57FA68" box="[113,280,1463,1487]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="famatamboay">
<emphasis id="B90EB84FFFC78E18E9792BB86E57FA68" box="[113,280,1463,1487]" italics="true" pageId="5" pageNumber="164">E. famatamboay</emphasis>
</taxonomicName>
correspond
<taxonomicName id="4C7A1FDEFFC78E18E8942BB86D59FA68" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[412,534,1463,1487]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18E8942BB86D59FA68" box="[412,534,1463,1487]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
. Cependant, les photos de la publication originale de
<taxonomicName id="4C7A1FDEFFC78E18E8DA2BD86D03FA48" authorityName="Rauh &amp; Hebding" authorityYear="1993" box="[466,588,1495,1519]" class="Magnoliopsida" family="Euphorbiaceae" genus="Euphorbia" kingdom="Plantae" order="Malpighiales" pageId="5" pageNumber="164" phylum="Tracheophyta" rank="species" species="cedrorum">
<emphasis id="B90EB84FFFC78E18E8DA2BD86D03FA48" box="[466,588,1495,1519]" italics="true" pageId="5" pageNumber="164">E. cedrorum</emphasis>
</taxonomicName>
semblent mieux correspondre à l’espèce
<typeStatus id="54C1DAFFFFC78E18E8612BF76ED7F9A8" box="[361,408,1527,1551]" pageId="5" pageNumber="164">type</typeStatus>
.
</paragraph>
</subSubSection>
</treatment>
</document>
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