treatments-xml/data/03/9F/A1/039FA124FFA6CD15FFD5FB14FBB6F924.xml
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<mods:title id="AE54E5D34A24D37B596CE2B2BC4B3CD8">Nouvelles espèces du genre Pyrostria (Rubiaceae, Vanguerieae) de Madagascar</mods:title>
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<mods:namePart id="6E1AE83D97281BD3FDF7361E166B990A">Atalahy, Anselme M.</mods:namePart>
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<treatment id="039FA124FFA6CD15FFD5FB14FBB6F924" ID-DOI="http://doi.org/10.5281/zenodo.5711199" ID-GBIF-Taxon="190222613" ID-Zenodo-Dep="5711199" LSID="urn:lsid:plazi:treatment:039FA124FFA6CD15FFD5FB14FBB6F924" httpUri="http://treatment.plazi.org/id/039FA124FFA6CD15FFD5FB14FBB6F924" lastPageNumber="2" pageId="1" pageNumber="2">
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<taxonomicName id="4C366BB1FFA6CD15FFD5FB14FD6CFB20" ID-CoL="9V3SK" authority="Atalahy, Rakotonas. &amp; Razafim." authorityName="Atalahy, Rakotonas. &amp; Razafim." authorityYear="2021" box="[113,760,1249,1274]" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="ambohitantelensis" status="sp. nov.">
<emphasis id="B942CC20FFA6CD15FFD5FB14FE03FB23" bold="true" box="[113,407,1249,1273]" italics="true" pageId="1" pageNumber="2">Pyrostria ambohitantelensis</emphasis>
Atalahy, Rakotonas. &amp; Razafim.
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,
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<taxonomicNameLabel id="A271715BFFA6CD15FFD5FAF7FF51FAC0" box="[113,197,1282,1306]" pageId="1" pageNumber="2" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="130D0CB7FFA6CD15FF70FAF7FE85FAC0" box="[212,273,1282,1306]" captionStart="Fig" captionStartId="2.[136,165,1864,1884]" captionTargetBox="[206,1410,310,1765]" captionTargetId="figure-19@2.[254,1334,327,1765]" captionText="Fig. 1. Pyrostria ambohitantelensis Atalahy, Rakotonas.&amp; Razafim. A. Rameau fructifère; B. Détail des stipules montrant la face abaxiale" figureDoi="http://doi.org/10.5281/zenodo.5711191" httpUri="https://zenodo.org/record/5711191/files/figure.png" pageId="1" pageNumber="2">Fig. 1</figureCitation>
).
</heading>
</paragraph>
<paragraph id="8B891032FFA6CD15FF33FAD9FDAFFA7E" blockId="1.[151,764,1324,1444]" pageId="1" pageNumber="2">
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<emphasis id="B942CC20FFA6CD15FF33FAD9FEC6FABE" bold="true" pageId="1" pageNumber="2">
<typeStatus id="548DAE90FFA6CD15FF33FAD9FE8DFA9E" box="[151,281,1324,1348]" pageId="1" pageNumber="2" type="holotype">Holotypus</typeStatus>
:
<collectingCountry id="F32150A2FFA6CD15FE8CFAD9FE5DFA9E" box="[296,457,1324,1348]" name="Madagascar" pageId="1" pageNumber="2">MADAGASCAR</collectingCountry>
.
<collectingRegion id="49F2DED0FFA6CD15FE7DFAD9FED1FABE" pageId="1" pageNumber="2">Reg. Analamanga [Prov. Antananarivo</collectingRegion>
]:
</emphasis>
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,
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,
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,
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, fl.,
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<collectorName id="26C375E4FFA6CD15FD1CFA99FF5CFA7E" pageId="1" pageNumber="2">Schatz et al.</collectorName>
3585
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(
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!; iso-:
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!)
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.
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<emphasis id="B942CC20FFA6CD15FF33FA4DFF72F9B5" italics="true" pageId="1" pageNumber="2">
<taxonomicName id="4C366BB1FFA6CD15FF33FA4DFD68FA15" authority="Atalahy, Rakotonas. &amp; Razafim." authorityName="Atalahy, Rakotonas. &amp; Razafim." box="[151,764,1463,1487]" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="ambohitantelensis">Pyrostria ambohitantelensis Atalahy, Rakotonas. &amp; Razafim.</taxonomicName>
resembles
<taxonomicName id="4C366BB1FFA6CD15FF53FA2DFE4DFA35" authority="Lantz et al." authorityName="Lantz" box="[247,473,1495,1519]" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="pendula">P. pendula Lantz et al.</taxonomicName>
by its small leaves, but differs by its sessile, submembranous leaves (vs. petiolate, coriaceous leaves), by its 2 3 pairs of lateral nerves (vs. 1 2 pairs lateral nerves) and by its bilobed or kidney-shaped fruits, 11.513
</emphasis>
×
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(vs. bilobed fruits, 57
</emphasis>
×
<emphasis id="B942CC20FFA6CD15FDC7F9A2FD5DF9B4" box="[611,713,1622,1647]" italics="true" pageId="1" pageNumber="2">
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).
</emphasis>
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<emphasis id="B942CC20FFA6CD15FF33F962FF46F975" box="[151,210,1687,1711]" italics="true" pageId="1" pageNumber="2">Arbre</emphasis>
c.
<quantity id="4CCEBDD7FFA6CD15FF52F962FEB8F974" box="[246,300,1687,1711]" metricMagnitude="1" metricUnit="m" metricValue="1.6" pageId="1" pageNumber="2" unit="m" value="16.0">16 m</quantity>
de haut; écorce grise, rugueuse; rameaux cylindriques,
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de diam., glabres.
<emphasis id="B942CC20FFA6CD15FD9EF942FD1EF915" box="[570,650,1719,1743]" italics="true" pageId="1" pageNumber="2">Feuilles</emphasis>
sessiles, à limbes obovales, sub-membraneux, 1,3 3,9 ×
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, atténués à la base, obtus à lapex, glabres, marrons dessous et dessus (matériel sec), nervures primaires peu saillantes sur les deux faces, glabres, 23 paires de nervures secondaires, glabres, nervures tertiaires indistinctes, domaties poilues-résineuses jaunâtres à laisselle des nervures secondaires.
<emphasis id="B942CC20FFA6CD15FDF4F882FD0AF855" box="[592,670,1911,1935]" italics="true" pageId="1" pageNumber="2">Stipules</emphasis>
triangulaires, aiguës à lapex, 22,5 ×
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, glabres.
<emphasis id="B942CC20FFA6CD15FA8DFEE2FCCDFE95" italics="true" pageId="1" pageNumber="2">Inflorescences mâles</emphasis>
3-flores, bractées pédonculées: pédoncules
<quantity id="4CCEBDD7FFA6CD15FA8CFEC2FA3FFE94" box="[1320,1451,310,335]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" metricValueMax="5.0" metricValueMin="2.0" pageId="1" pageNumber="2" unit="mm" value="0.35" valueMax="0.5" valueMin="0.2">0,20,5 mm</quantity>
de long, glabres, bractées en forme de capuchon, aiguës à lapex, 22,5 ×
<quantity id="4CCEBDD7FFA6CD15FC6CFE82FBDFFE54" box="[968,1099,374,399]" metricMagnitude="-3" metricUnit="m" metricValue="1.65" metricValueMax="1.8" metricValueMin="1.5" pageId="1" pageNumber="2" unit="mm" value="1.65" valueMax="1.8" valueMin="1.5">1,5 1,8 mm</quantity>
, glabres sur la face externe, hirsutes à la base de la face interne.
<emphasis id="B942CC20FFA6CD15FB30FE62FA82FE75" box="[1172,1302,407,431]" italics="true" pageId="1" pageNumber="2">Fleurs mâles</emphasis>
(4)5-mères, pédicellées; pédicelles
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de long, glabres.
<emphasis id="B942CC20FFA6CD15FA96FE42FAEDFE15" box="[1330,1401,439,463]" italics="true" pageId="1" pageNumber="2">Calices</emphasis>
vert clair (in vivo), tubes c.
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de long, glabres, lobes vert clair (in vivo), triangulaires,
<quantity id="4CCEBDD7FFA6CD15FBC7FE02FB79FDD4" box="[1123,1261,502,527]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" metricValueMax="1.8" metricValueMin="0.6" pageId="1" pageNumber="2" unit="mm" value="1.2" valueMax="1.8" valueMin="0.6">0,6 1,8 mm</quantity>
de long, glabres.
<emphasis id="B942CC20FFA6CD15FC85FDE2FCE6FDF5" box="[801,882,535,559]" italics="true" pageId="1" pageNumber="2">Corolles</emphasis>
blanches (in vivo), glabres, tubes
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de long, infundibuliformes, lobes
<quantity id="4CCEBDD7FFA6CD15FB97FDC2FB2CFD94" box="[1075,1208,566,591]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" metricValueMax="1.8" metricValueMin="0.6" pageId="1" pageNumber="2" unit="mm" value="1.2" valueMax="1.8" valueMin="0.6">0,61,8 mm</quantity>
de long, triangulaires.
<emphasis id="B942CC20FFA6CD15FC85FDADFC10FDB5" box="[801,900,600,623]" italics="true" pageId="1" pageNumber="2">Etamines</emphasis>
(4)5, anthères ellipsoïdes, basifixes, à déhiscence longitudinale, filets c.
<quantity id="4CCEBDD7FFA6CD15FBACFD82FBCCFD54" box="[1032,1112,631,655]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="1" pageNumber="2" unit="mm" value="0.1">0,1 mm</quantity>
de long.
<emphasis id="B942CC20FFA6CD15FB13FD82FCCDFD75" italics="true" pageId="1" pageNumber="2">Ovaires stériles des fleurs mâles</emphasis>
obovoïdes, biloculaires, 11,5 ×
<quantity id="4CCEBDD7FFA6CD15FB0CFD62FA87FD74" box="[1192,1299,662,687]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" metricValueMax="1.2" metricValueMin="1.0" pageId="1" pageNumber="2" unit="mm" value="1.1" valueMax="1.2" valueMin="1.0">11,2 mm</quantity>
, glabres.
<emphasis id="B942CC20FFA6CD15FAD7FD62FC6AFD15" italics="true" pageId="1" pageNumber="2">Styles stériles des fleurs mâles</emphasis>
<quantity id="4CCEBDD7FFA6CD15FBA0FD42FBE4FD14" box="[1028,1136,694,719]" metricMagnitude="-3" metricUnit="m" metricValue="3.2" metricValueMax="3.4" metricValueMin="3.0" pageId="1" pageNumber="2" unit="mm" value="3.2" valueMax="3.4" valueMin="3.0">33,4 mm</quantity>
de long, stigmates ellipsoïdes, 0,81 ×
<quantity id="4CCEBDD7FFA6CD15FCDEFD22FC69FD34" box="[890,1021,726,751]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" metricValueMax="7.0" metricValueMin="5.0" pageId="1" pageNumber="2" unit="mm" value="0.6" valueMax="0.7" valueMin="0.5">0,50,7 mm</quantity>
, à un ovule par locule; disque annulaire.
<emphasis id="B942CC20FFA6CD15FC85FD02FC6FFCD5" box="[801,1019,759,783]" italics="true" pageId="1" pageNumber="2">Inflorescences femelles</emphasis>
1-flore.
<emphasis id="B942CC20FFA6CD15FBF1FD02FB7DFCD5" box="[1109,1257,759,783]" italics="true" pageId="1" pageNumber="2">Fleurs femelles</emphasis>
inconnues.
<emphasis id="B942CC20FFA6CD15FAC8FD0DFA3FFCD5" box="[1388,1451,760,783]" italics="true" pageId="1" pageNumber="2">Fruits</emphasis>
solitaires, bilobés, réniformes (lorsquune des deux graines est avortée), obcordés, obovoïdes, 11,513 ×
<quantity id="4CCEBDD7FFA6CD15FB71FCC2FAA8FC94" box="[1237,1340,822,847]" metricMagnitude="-2" metricUnit="m" metricValue="1.05" metricValueMax="1.3" metricValueMin="0.8" pageId="1" pageNumber="2" unit="mm" value="10.5" valueMax="13.0" valueMin="8.0">813 mm</quantity>
, glabres, à (1)2 graines.
</paragraph>
<paragraph id="8B891032FFA6CD15FCE3FC62FB59FC35" blockId="1.[801,1451,919,1007]" pageId="1" pageNumber="2">
<emphasis id="B942CC20FFA6CD15FCE3FC62FBA1FC75" box="[839,1077,919,943]" italics="true" pageId="1" pageNumber="2">Distribution et écologie.</emphasis>
Cette espèce est endémique de la forêt humide de la Réserve spéciale dAmbohitantely, unique localité connue, située à
<quantity id="4CCEBDD7FFA6CD15FB80FC22FBFBFC34" box="[1060,1135,983,1007]" metricMagnitude="3" metricUnit="m" metricValue="1.53" pageId="1" pageNumber="2" unit="m" value="1530.0">1530 m</quantity>
(
<figureCitation id="130D0CB7FFA6CD15FBDAFC22FB54FC35" box="[1150,1216,983,1007]" captionStart="Fig" captionStartId="3.[113,142,1238,1258]" captionTargetBox="[100,764,271,1215]" captionTargetId="figure-692@3.[100,764,271,1215]" captionTargetPageId="3" captionText="Fig. 2. Carte de distribution des cinq espèces de Pyrostria Comm. ex Juss. décrites dans cet article." figureDoi="http://doi.org/10.5281/zenodo.5683785" httpUri="https://zenodo.org/record/5683785/files/figure.png" pageId="1" pageNumber="2">Fig. 2</figureCitation>
).
</paragraph>
<paragraph id="8B891032FFA6CD15FCE3FBE2FB52FB95" blockId="1.[801,1452,1047,1103]" pageId="1" pageNumber="2">
<emphasis id="B942CC20FFA6CD15FCE3FBE2FC26FBF5" box="[839,946,1047,1071]" italics="true" pageId="1" pageNumber="2">Phénologie</emphasis>
. La floraison de cette espèce a été observée en novembre et sa fructification en janvier.
</paragraph>
<paragraph id="8B891032FFA6CD15FCE3FB82FB8DFAB5" blockId="1.[801,1452,1143,1391]" pageId="1" pageNumber="2">
<emphasis id="B942CC20FFA6CD15FCE3FB82FBBEFB55" box="[839,1066,1143,1167]" italics="true" pageId="1" pageNumber="2">Statut de conservation</emphasis>
. Cette espèce nest connue que de deux récoltes au sein de la Réserve spéciale dAmbohitantely représentant une localité (sensu UICN, 2012). Aucune menace anthropique sur lhabitat de lespèce a été observée. Avec une zone doccupation (AOO) de
<quantity id="4CCEBDD7FFA6CD15FBCDFB02FB34FAD5" box="[1129,1184,1271,1295]" metricMagnitude="3" metricUnit="m" metricValue="8.0" pageId="1" pageNumber="2" unit="km" value="8.0">8 km</quantity>
²,
<taxonomicName id="4C366BB1FFA6CD15FB12FB0DFA12FAD5" box="[1206,1414,1271,1295]" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="ambohitantelensis">
<emphasis id="B942CC20FFA6CD15FB12FB0DFA12FAD5" box="[1206,1414,1271,1295]" italics="true" pageId="1" pageNumber="2">P. ambohitantelensis</emphasis>
</taxonomicName>
est provisoirement considérée comme en «Préoccupation mineure» [LC] selon les Critères et les Catégories de la Liste Rouge de lUICN (UICN, 2012).
</paragraph>
<paragraph id="8B891032FFA6CD15FCE3FA6DFC59F955" blockId="1.[801,1452,1431,1679]" pageId="1" pageNumber="2">
<emphasis id="B942CC20FFA6CD15FCE3FA6DFCE3FA75" box="[839,887,1432,1455]" italics="true" pageId="1" pageNumber="2">Note</emphasis>
.
<taxonomicName id="4C366BB1FFA6CD15FC3DFA6DFB22FA75" box="[921,1206,1431,1455]" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="ambohitantelensis">
<emphasis id="B942CC20FFA6CD15FC3DFA6DFB22FA75" box="[921,1206,1431,1455]" italics="true" pageId="1" pageNumber="2">Pyrostria ambohitantelensis</emphasis>
</taxonomicName>
ressemble à
<taxonomicName id="4C366BB1FFA6CD15FAE6FA6DFC08FA15" authority="Lantz et al." authorityName="Lantz" class="Magnoliopsida" family="Rubiaceae" genus="Pyrostria" kingdom="Plantae" order="Gentianales" pageId="1" pageNumber="2" phylum="Tracheophyta" rank="species" species="pendula">
<emphasis id="B942CC20FFA6CD15FAE6FA6DFA3FFA75" box="[1346,1451,1431,1455]" italics="true" pageId="1" pageNumber="2">P. pendula</emphasis>
Lantz et al.
</taxonomicName>
par ses petites feuilles (LANTZ et al., 2007), mais diffère par ses feuilles sessiles, sub-membraneuses à 23 paires de nervures latérales (vs. feuilles pétiolées, coriaces, à 12 paires de nervures latérales), par ses inflorescences femelles 1-flores (vs. inflorescences femelles 13-flores) et par ses fruits bilobés ou réniformes, 11,5 13 ×
<quantity id="4CCEBDD7FFA6CD15FBCAF9A2FB4DF9B4" box="[1134,1241,1622,1647]" metricMagnitude="-2" metricUnit="m" metricValue="1.05" metricValueMax="1.3" metricValueMin="0.8" pageId="1" pageNumber="2" unit="mm" value="10.5" valueMax="13.0" valueMin="8.0">8 13 mm</quantity>
(vs. fruits bilobés, 57 ×
<quantity id="4CCEBDD7FFA6CD15FCC6F982FC55F955" box="[866,961,1654,1679]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" metricValueMax="8.0" metricValueMin="6.0" pageId="1" pageNumber="2" unit="mm" value="7.0" valueMax="8.0" valueMin="6.0">68 mm</quantity>
).
</paragraph>
<paragraph id="8B891032FFA6CD15FCE3F943FBB6F924" blockId="1.[801,1455,1717,1790]" pageId="1" pageNumber="2">
<materialsCitation id="3B5E1A6FFFA6CD15FCE3F943FB8AF924" ID-GBIF-Occurrence="3408771315" collectingDate="1989-01-12" collectionCode="TEF" collectorName="Service Forestier" country="Madagascar" location="Fiv. Ankazobe, village Manankazo" municipality="Manankazo" pageId="1" pageNumber="2" specimenCount="1" stateProvince="Reg. Analamanga [Prov. Antananarivo" typeStatus="paratype">
<emphasis id="B942CC20FFA6CD15FCE3F943FC0FF912" box="[839,923,1718,1736]" italics="true" pageId="1" pageNumber="2">
<typeStatus id="548DAE90FFA6CD15FCE3F943FC03F912" box="[839,919,1718,1736]" pageId="1" pageNumber="2" type="paratype">Paratypus</typeStatus>
.
</emphasis>
<emphasis id="B942CC20FFA6CD15FC09F940FA1EF912" bold="true" box="[941,1418,1717,1736]" pageId="1" pageNumber="2">
<collectingCountry id="F32150A2FFA6CD15FC09F940FBB1F912" box="[941,1061,1717,1736]" name="Madagascar" pageId="1" pageNumber="2">MADAGASCAR</collectingCountry>
.
<collectingRegion id="49F2DED0FFA6CD15FB89F940FA15F912" box="[1069,1409,1717,1736]" pageId="1" pageNumber="2">Reg. Analamanga [Prov. Antananarivo</collectingRegion>
]:
</emphasis>
<location id="8EE946E9FFA6CD15FA2AF940FB8BF939" LSID="urn:lsid:plazi:treatment:039FA124FFA6CD15FFD5FB14FBB6F924:8EE946E9FFA6CD15FA2AF940FB8BF939" country="Madagascar" municipality="Manankazo" name="Fiv. Ankazobe, village Manankazo" pageId="1" pageNumber="2" stateProvince="Reg. Analamanga [Prov. Antananarivo">Fiv. Ankazobe, village Manankazo</location>
,
<location id="8EE946E9FFA6CD15FB83F925FAAEF939" LSID="urn:lsid:plazi:treatment:039FA124FFA6CD15FFD5FB14FBB6F924:8EE946E9FFA6CD15FB83F925FAAEF939" box="[1063,1338,1744,1763]" country="Madagascar" municipality="Manankazo" name="Jardin Botanique Ambohitantely" pageId="1" pageNumber="2" stateProvince="Reg. Analamanga [Prov. Antananarivo">Jardin Botanique Ambohitantely</location>
,
<date id="FF8836F2FFA6CD15FAE6F925FA19F939" box="[1346,1421,1744,1763]" pageId="1" pageNumber="2" value="1989-01-12">
<collectingDate id="EFCCCF1AFFA6CD15FAE6F925FA19F939" box="[1346,1421,1744,1763]" pageId="1" pageNumber="2" value="1989-01-12">12.I.1989</collectingDate>
</date>
, fr.,
<emphasis id="B942CC20FFA6CD15FC85F91EFC49F927" box="[801,989,1770,1790]" italics="true" pageId="1" pageNumber="2">
<collectorName id="26C375E4FFA6CD15FC85F91EFC33F927" box="[801,935,1771,1790]" pageId="1" pageNumber="2">Service Forestier</collectorName>
33565
</emphasis>
(
<collectionCode id="ED2788F7FFA6CD15FC4DF91EFB83F924" box="[1001,1047,1771,1790]" collectionName="TEF" country="Madagascar" httpUri="http://biocol.org/urn:lsid:biocol.org:col:12774" lsid="urn:lsid:biocol.org:col:12774" name="Centre National de la Recherche Appliquée au Developement Rural" pageId="1" pageNumber="2" type="Herbarium">TEF</collectionCode>
)
</materialsCitation>
.
</paragraph>
</subSubSection>
</treatment>
</document>