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<document ID-CLB-Dataset="9371" ID-DOI="http://dx.doi.org/10.3897/phytokeys.169.54297" ID-GBIF-Dataset="7af14741-5c33-44a9-a556-6a47a8fa1fd5" ID-PMC="PMC7738471" ID-Pensoft-Pub="1314-2003-169-137" ID-Pensoft-UUID="6365AD85EDCE58C5AEB5108CF1383798" ID-PubMed="33354143" ModsDocID="1314-2003-169-137" checkinTime="1607471169883" checkinUser="pensoft" docAuthor="Toledo, Cassio A. P., Souza, Vinicius Castro &amp; Lucas, Eve J." docDate="2020" docId="6CC39B8237FA548B9E75381435B87DA3" docLanguage="en" docName="PhytoKeys 169: 137-175" docOrigin="PhytoKeys 169" docPubDate="2020-12-08" docSource="http://dx.doi.org/10.3897/phytokeys.169.54297" docTitle="Rourea tenuis G. Schellenb., in Engler, Pflanzenreich IV. 127 (Heft 103): 199. 1938." docType="treatment" docVersion="6" id="6365AD85EDCE58C5AEB5108CF1383798" lastPageNumber="137" masterDocId="6365AD85EDCE58C5AEB5108CF1383798" masterDocTitle="Nomenclatural and taxonomic updates in Rourea subgen. Rourea sect. Multifoliolatae (Connaraceae)" masterLastPageNumber="175" masterPageNumber="137" pageNumber="137" updateTime="1732741143530" updateUser="ExternalLinkService">
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<mods:title id="AA593BE6854254B0B1549C99F51296DC">Nomenclatural and taxonomic updates in Rourea subgen. Rourea sect. Multifoliolatae (Connaraceae)</mods:title>
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<mods:name id="A311EB8A27E1340F17E896B13094F519" type="personal">
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<mods:namePart id="B90D2D01726838828C9D95C55E579CA9">Toledo, Cassio A. P.</mods:namePart>
<mods:affiliation id="C514287DB3DC88FEC84B3CCBFB55009A">Programa de Pos-Graduacao em Biologia Vegetal. Instituto de Biologia, Universidade Estadual de Campinas-UNICAMP, Rua Monteiro Lobato, 255, Campinas, SP. CEP: 13083 - 862, Brazil</mods:affiliation>
<mods:nameIdentifier id="884B4B88E4D165854BDF2B639533255D" type="email">cassioxtoledo@gmail.com</mods:nameIdentifier>
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<mods:namePart id="367AA6D8CC614756EE14F560A0A53233">Souza, Vinicius Castro</mods:namePart>
<mods:affiliation id="0F0DE774C094023277D6D457B2C970A3">Departamento de Ciencias Biologicas. Escola Superior de Agricultura &quot; Luiz de Queiroz &quot; - ESALQ. Universidade de Sao Paulo-USP, Av. Padua Dias, 11, Piracicaba, SP. CEP: 13428 - 900, Brazil</mods:affiliation>
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<mods:namePart id="AE6A964C653856F84991EDCD692FB75F">Lucas, Eve J.</mods:namePart>
<mods:affiliation id="93D56069422FBB857384A26A13F3BEBD">Royal Botanic Gardens, Kew, Richmond, Surrey TW 9 3 DS, UK</mods:affiliation>
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<mods:date id="A3A8C44084F467AED5F094435F8BC218">2020</mods:date>
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<mods:number id="DBAE265ACAE21E998B6FE1DBEBE19FC6">169</mods:number>
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<mods:start id="E164D8A2B41DEFFBD3AC5A07370E0085">137</mods:start>
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<mods:classification id="05436801EC1A227718BFB62A0DF640AB">journal article</mods:classification>
<mods:identifier id="66474DF9BA07FD672822F2AE3D7596CB" type="DOI">http://dx.doi.org/10.3897/phytokeys.169.54297</mods:identifier>
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<subSection id="CE837174261C4E5D2F66DD4FA525A6DD" pageId="0" pageNumber="137" type="multiple">
<treatment id="6CC39B8237FA548B9E75381435B87DA3" ID-GBIF-Taxon="170719396" LSID="urn:lsid:plazi:treatment:6CC39B8237FA548B9E75381435B87DA3" httpUri="http://treatment.plazi.org/id/6CC39B8237FA548B9E75381435B87DA3" lastPageNumber="137" pageId="0" pageNumber="137" scope_family="Connaraceae">
<subSubSection id="2EAD207845B8286E40A1D66E422D1FD3" pageId="0" pageNumber="137" type="nomenclature">
<paragraph id="B2E66545B5AE426D228DB89129F7449F" pageId="0" pageNumber="137">
<taxonomicName id="052D2BAAF387106205356DC12133302C" ID-CoL="4THBL" LSID="6CC39B82-37FA-548B-9E75-381435B87DA3" authority="G. Schellenb., in Engler, Pflanzenreich IV. 127 (Heft 103): 199. 1938." authorityName="G. Schellenb., in Engler, Pflanzenreich IV. 127 (Heft 103): 199. 1938." class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">Rourea tenuis G. Schellenb., in Engler, Pflanzenreich IV. 127(Heft 103): 199. 1938.</taxonomicName>
<figureCitation id="B4D7CD87651AC7252E469C254AACF36D" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Leaves in Rourea subgen. R. sect. Multifoliolatae: A R. discolor B R. martiana C R. tenuis D R. cnestidifolia." figureDoi="10.3897/phytokeys.169.54297.figure1" httpUri="https://binary.pensoft.net/fig/484418" pageId="0" pageNumber="137">Figs 1C</figureCitation>
<figureCitation id="B8F9A78F4C5834C080D5A02EDE47C111" captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Rourea tenuis, flowering branchlet (photo by Thiago Flores)." figureDoi="10.3897/phytokeys.169.54297.figure12" httpUri="https://binary.pensoft.net/fig/484429" pageId="0" pageNumber="137">, 12</figureCitation>
<bibRefCitation id="D5319CF2C61AC5B7CBAE3B0B3AFDBE3B" author="Forero, E" journalOrPublisher="Brazilian Journal of Botany" pageId="0" pageNumber="137" pagination="65 - 77" refId="B13" refString="Forero, E, Carbono, E, Vidal, LA, 1984. Nuevas especies de Connaraceae Neotropicales. Revista Brasileira de Botanica. Brazilian Journal of Botany 7 (1): 65 - 77" title="Nuevas especies de Connaraceae Neotropicales. Revista Brasileira de Botanica." volume="7" year="1984">; illustration: Forero et al. (1984</bibRefCitation>
</paragraph>
</subSubSection>
<subSubSection id="F39735AB5CB63558AAD81092C726F484" pageId="0" pageNumber="137" type="reference_group">
<paragraph id="30B7A612F251863F10B97D7D1B6E4787" pageId="0" pageNumber="137">
<taxonomicName id="7FACD2E879DCA8A6F82311C19F8C3481" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea carvalhoi" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="carvalhoi">Rourea carvalhoi</taxonomicName>
Forero,
<normalizedToken id="2B2CEB497696C3EDC928C741DA4B07F0" originalValue="Carbonó">Carbono</normalizedToken>
&amp; L. A. Vidal, Revista Brasil. Bot. 7(1): 72. 1984. Type. Brazil. Bahia: Km. 6 da rod. Teixeira de Freitas a
<normalizedToken id="08B4CAC4F55711DCDFB4FC047DED29C8" originalValue="Alcobaça">Alcobaca</normalizedToken>
, 9 Oct 1971 (fr.),
<emphasis id="A60AF471B6B875AF05D4AA963FE03C71" italics="true" pageId="0" pageNumber="137">T. S. Santos 2094</emphasis>
(
<emphasis id="3020F86DC8F9B044F73ECC64D0704881" italics="true" pageId="0" pageNumber="137">Holotype</emphasis>
: CEPEC 7633!;
<emphasis id="028635E7DDD7991893592D5BD12837B3" italics="true" pageId="0" pageNumber="137">isotypes</emphasis>
: COL!, NY!).
</paragraph>
</subSubSection>
<subSubSection id="0C14071D5F46CAB39045AF0C7B1C8481" pageId="0" pageNumber="137" type="materials_examined">
<paragraph id="40D7BBA78F8A7ACE7956AB0B19098297" pageId="0" pageNumber="137">Type.</paragraph>
<paragraph id="DB5B83797681531B5498C0DE0BD671D8" pageId="0" pageNumber="137">
<emphasis id="F9892AF3EDFBCC1C043070DCECB05652" bold="true" pageId="0" pageNumber="137">Brazil.</emphasis>
Vittoria, s. d. (fr.),
<emphasis id="624E59269140B1B3830FECC67FF1CD7E" italics="true" pageId="0" pageNumber="137">F. Sellow s. n.</emphasis>
(
<emphasis id="E79B4A9A041B044BE68F2408A0491848" bold="true" italics="true" pageId="0" pageNumber="137">Holotype</emphasis>
: B†).
<emphasis id="1D219333C590D4E15A38E8E1D0FF50F4" bold="true" pageId="0" pageNumber="137">Brazil.</emphasis>
S. d. (fl.),
<emphasis id="CDA0AFFBD36677C699D600AA0DC469EE" italics="true" pageId="0" pageNumber="137">J. Pohl s. n.</emphasis>
(
<emphasis id="E90E83AD1E616C536043BF83F70A647F" bold="true" italics="true" pageId="0" pageNumber="137">Neotype</emphasis>
: BR barcode BR 000000697468!, selected by
<bibRefCitation id="FF1D77328B690C31C1B7A30DC8B6E20A" author="Forero, E" journalOrPublisher="Memoirs of the New York Botanical Garden" pageId="0" pageNumber="137" pagination="1 - 119" refId="B10" refString="Forero, E, 1976. A revision of the American species of Rourea subgenus Rourea (Connaraceae). Memoirs of the New York Botanical Garden 26 (1): 1 - 119" title="A revision of the American species of Rourea subgenus Rourea (Connaraceae)." volume="26" year="1976">Forero 1976</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="0490742CE1F9E804E95ABFB61D1D5CE6" pageId="0" pageNumber="137" type="description">
<paragraph id="B2E5F95DF48EB7BBB18D387AB7757EB0" pageId="0" pageNumber="137">Description.</paragraph>
<paragraph id="B60969C0A73355C0B1685890DC44696C" pageId="0" pageNumber="137">
<emphasis id="5707D5C4C1BAFFF531151A060FF0113D" bold="true" italics="true" pageId="0" pageNumber="137">Lianas</emphasis>
or scandent shrubs, (0.5-)1-3 m tall; branchlets sparsely hirsute to glabrescent, lenticels absent or sparse, inconspicuous.
<emphasis id="118F5FD8639C322A97BF0C2986202391" bold="true" italics="true" pageId="0" pageNumber="137">Leaves</emphasis>
5-7-foliolate, loosely disposed or congested; petiole 2.7-7 cm long, sparsely hirsute, with glandular trichomes; rachis 2.6-6.5 cm long, sparsely hirsute, with glandular trichomes;
<emphasis id="B668B019C92A6DDEDF47A92B366CEEC0" bold="true" italics="true" pageId="0" pageNumber="137">leaflets</emphasis>
opposite to subopposite, pulvinulus 1-2 mm long; blade of the basal pair of leaflets 2.3-5.7(-7.7)
<normalizedToken id="F56646FF93DEF45AB436BCE66E10B732" originalValue="×">x</normalizedToken>
1.4-2.5(-4) cm, elliptic or ovate, others 3.5-8.4(-13)
<normalizedToken id="760B1AD9CD7BC1E63E87AF6D404D3BA1" originalValue="×">x</normalizedToken>
2.1-3(-6.7) cm, elliptic or ovate, rarely oblong, chartaceous, slightly discolorous, abaxially sparsely hirsute, more densely on the veins, brownish or greenish, adaxially sparsely hirsute on the veins, dull, base slightly asymmetric, symmetric in the apical leaflet, rounded, obtuse or subcordate, occasionally acute in the apical leaflet, apex obtuse or narrowly rounded, occasionally short-acuminate, margin flat to revolute, ciliate; midvein abaxially prominent, adaxially flat or slightly impressed, secondary veins 5-7 pairs, abaxially slightly prominent, adaxially flat, tertiary veins flat on both surfaces.
<emphasis id="7900D3987AE467429546504564C3D6E1" bold="true" italics="true" pageId="0" pageNumber="137">Inflorescences</emphasis>
in axillary or pseudoterminal determinate thyrses, rarely panicles; bracts ca. 2 mm long; peduncle 1.9-6.4 cm long, hirsute, with glandular trichomes; rachis (0.7-)2-5.8(-7.7) cm long, hirsute, with glandular trichomes; lateral branches 0.5-3 cm long, hirsute, with glandular trichomes.
<emphasis id="860A2ADA54E5DB0C932A655682C4BB94" bold="true" italics="true" pageId="0" pageNumber="137">Flowers</emphasis>
loosely disposed or congested apically; buds 2.5-4
<normalizedToken id="E865449008389338F05CB5F775940078" originalValue="×">x</normalizedToken>
1.5-2 mm, orbicular or elliptic; pedicel 5-10 mm long, with glandular trichomes, 2 bracteoles located up the lower third, persistent or deciduous; sepals 4-5
<normalizedToken id="37094D075E42A46366B52766671112AB" originalValue="×">x</normalizedToken>
1-2 mm, chartaceous, ovate, outer surface sparsely hirsute, with glandular trichomes, inner surface glabrous, margin ciliate, more densely at the apex; petals 5-7
<normalizedToken id="BF89B5E6897D4BDE26F37C2F41D344D2" originalValue="×">x</normalizedToken>
1.5-2 mm, oblong or narrowly oblong, glabrous or subglabrous on both surfaces; stamens connate at base by ca. 0.8 mm, shorter series 3-3.5 mm long, longer series ca. 5 mm long, glabrous; ovary ca. 1 mm long, densely hirsute, style ca. 1.5 mm long, sparsely villous, subglabrous at the apex, stigma peltate, trilobate to pentalobate.
<emphasis id="D66A74FE18ACF8CEDD8C2E3645E6B237" bold="true" italics="true" pageId="0" pageNumber="137">Fruits</emphasis>
1.3-1.5
<normalizedToken id="9C546EFA53741062EF5ABCC806991B31" originalValue="×">x</normalizedToken>
0.6-0.8 cm, reddish or orangish, outer surface sparsely hirsute, more densely at the apex, inner surface glabrous, apex acuminate, style partially persistent, calyx covering one third of the fruit;
<emphasis id="CC3A44464FB048BC4BECDA8FD6A0FED6" bold="true" italics="true" pageId="0" pageNumber="137">seeds</emphasis>
1.2-1.3
<normalizedToken id="7223245A2455D9BDB4C4C2A4FF8BF694" originalValue="×">x</normalizedToken>
0.5-0.7 cm, arillode colour not seen.
</paragraph>
</subSubSection>
<subSubSection id="6B04D8EA37B9D1E7D9D68354619A60C8" pageId="0" pageNumber="137" type="distribution">
<paragraph id="D7C38A89BEDB9DB527E2916C7FA5A902" pageId="0" pageNumber="137">Distribution, habitat and phenology.</paragraph>
<paragraph id="3C0B9F46B1F885EFC2662EC793E20806" pageId="0" pageNumber="137">
<taxonomicName id="2FCBCE566DE63722C72D261ACB23C833" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="D118480AA67BD1A4085A970B5095A684" italics="true" pageId="0" pageNumber="137">Rourea tenuis</emphasis>
</taxonomicName>
occurs in Bahia and
<normalizedToken id="56E510404BBAD40701C08A49E1B4E1F0" originalValue="Espírito">Espirito</normalizedToken>
Santo, with limits ranging from the municipalities of
<normalizedToken id="667BBCA766505FEC0D626A2FDC951E27" originalValue="Itanhém">Itanhem</normalizedToken>
(North) to Linhares (South) (Fig.
<figureCitation id="63CEA140B036215BCB3190D45ACE0A21" captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Geographic distribution of Rourea macrocalyx (circles), R. prostrata (triangles) and R. tenuis (squares)." figureDoi="10.3897/phytokeys.169.54297.figure11" httpUri="https://binary.pensoft.net/fig/484428" pageId="0" pageNumber="137">11</figureCitation>
). This species is lianescent and grows in ombrophilous or
<normalizedToken id="1FBACA04D3BE55E88A8BFF592E17E668" originalValue="“Tabuleiro”">&quot;Tabuleiro&quot;</normalizedToken>
forests. Specimens have been collected with flowers from April to June and from October to November and with fruits from August to October and in March.
</paragraph>
</subSubSection>
<subSubSection id="4245F8F11BB033B5ED3A5068C7B0DE4A" pageId="0" pageNumber="137" type="materials_examined">
<paragraph id="BD6662771BE2DEC2836D44354EB9582C" pageId="0" pageNumber="137">Specimens examined.</paragraph>
<paragraph id="1F3732A86E73E4BB63A8A0F1B98C9CEA" pageId="0" pageNumber="137">
<emphasis id="15088EA26B8CA3D494D8FEAC5AE3BD8B" bold="true" pageId="0" pageNumber="137">Brazil. Bahia</emphasis>
: Porto Seguro, Parque Nacional de Monte Pascoal,
<normalizedToken id="B27B61B98848F5A5E26305FB6DBCEF08" originalValue="área">area</normalizedToken>
limite entre o PARNA e a Reserva
<normalizedToken id="FDB67420A61015E94747218FA5D6CFCF" originalValue="Indígena">Indigena</normalizedToken>
Barra Velha, da tribo
<normalizedToken id="1AF9434132068CB5CF7DCD1C7E1BE203" originalValue="Pataxó">Pataxo</normalizedToken>
, 13 Apr 1998 (fl.),
<emphasis id="DA41C0B7CCCBE3A8EE2BAEB7660A2BDD" italics="true" pageId="0" pageNumber="137">A. M. Amorim et al. 2530</emphasis>
(CEPEC, NY);
<normalizedToken id="FAA0048AE8CA5287915449B02EE919CA" originalValue="Itamarajú">Itamaraju</normalizedToken>
, Estrada a Piraji, km 4,
<geoCoordinate id="57567D651001B7D6ACB648E9A13F56A3" degrees="17" direction="south" minutes="15" orientation="latitude" precision="925" value="-17.25">17°15'S</geoCoordinate>
,
<geoCoordinate id="6FF6F99EF6AF44F5382DBBD1BC9A344A" degrees="39" direction="west" minutes="20" orientation="longitude" precision="925" value="-39.333332">39°20'W</geoCoordinate>
, 1 Jun 1983 (fl.),
<emphasis id="DFE2322BB2721E2A0B03CAE483B23C2E" italics="true" pageId="0" pageNumber="137">R. Callejas et al. 1612</emphasis>
(NY);
<normalizedToken id="C2B09530B02996E38C8F6639B1020998" originalValue="Itamarajú">Itamaraju</normalizedToken>
, 2 km de estrada a Piraji, km 4, 5 Apr 1971 (fl.),
<emphasis id="112D3937CE25A23C170644B23D26A9A5" italics="true" pageId="0" pageNumber="137">T. S. dos Santos 1558</emphasis>
(NY!);
<normalizedToken id="5844560861F7D79407416944A1A98DC9" originalValue="Itanhém">Itanhem</normalizedToken>
, Fazenda Pedra Grande, 16.2 km west of
<normalizedToken id="B9CF44F4B5570F46E6803A539F53959D" originalValue="Itanhém">Itanhem</normalizedToken>
on road to Batinga, then 0.6 km north to Fazenda (owner Otevaldo Resende da Silva),
<geoCoordinate id="7FE1491A3014C0CC4DA914B13316E5A7" degrees="17" direction="south" minutes="07" orientation="latitude" precision="1" seconds="57.8" value="-17.132723">17°07'57.8&quot;S</geoCoordinate>
,
<geoCoordinate id="C711DF033A51E533BCDFD6EE5A3276D3" degrees="40" direction="west" minutes="25" orientation="longitude" precision="1" seconds="17.8" value="-40.42161">40°25'17.8&quot;W</geoCoordinate>
, 18 Mar 2001 (fr.),
<emphasis id="C3C123F65F178ABE19B463F71FBAEB1A" italics="true" pageId="0" pageNumber="137">W. W. Thomas et al. 12351</emphasis>
(CEPEC, NY, RB, SPF).
<emphasis id="824E2AB574AD451F5B02F4504C1FC81A" bold="true" pageId="0" pageNumber="137">
<normalizedToken id="96C05341DBCC3B6D758125C6775C1E28" originalValue="Espírito">Espirito</normalizedToken>
Santo
</emphasis>
: Reserva Natural Vale, estrada Fruta de arara, 1 Jun 2001 (fl.),
<emphasis id="F7AACB29B0C5C121D6EB7E4DD6663C7C" italics="true" pageId="0" pageNumber="137">D. A. Folli 3940</emphasis>
(CVRD, ESA); Reserva Natural Vale, estrada
<normalizedToken id="DF39C992FFA6CC9800133B985976BB0D" originalValue="Braúna">Brauna</normalizedToken>
Preta, 12 Apr 2002 (fr.),
<emphasis id="7EF48DDCDA43E9C85C4CD4A8087B3B66" italics="true" pageId="0" pageNumber="137">D. A. Folli 4352</emphasis>
(CVRD, ESA); Linhares. 5 km S, 5 Aug 1983 (fr.),
<emphasis id="15D570B58DE05228722867FCE5F8FDE5" italics="true" pageId="0" pageNumber="137">G. Hatschbach 46735</emphasis>
(CEPEC, MBM); Floresta
<normalizedToken id="DCEF4323318F0FA39F8A565F69C1F7F3" originalValue="Atlântica">Atlantica</normalizedToken>
de Tabuleiro,
<normalizedToken id="C45F6B977B5841719B8E4D4F76BF7515" originalValue="área">area</normalizedToken>
com corte seletivo, em
<normalizedToken id="93F43394BE55CA11CA55B13C4C9BE06C" originalValue="regeneração">regeneracao</normalizedToken>
,
<geoCoordinate id="E5D5585CA9FFE52C99A8E6C60211B771" degrees="19.4000" direction="south" orientation="latitude" precision="5" value="-19.4">19.4000S</geoCoordinate>
,
<geoCoordinate id="2EA6B76F4D210B5803D95054092C6202" degrees="39.9722" direction="west" orientation="longitude" precision="5" value="-39.9722">39.9722W</geoCoordinate>
, 3 Oct 2000 (fr.),
<emphasis id="5D73CD206AA2CE5D15CE1727A25EEBCA" italics="true" pageId="0" pageNumber="137">O. J. Pereira et al. 6541</emphasis>
(VIES).
</paragraph>
<caption id="05C2F0657899A7D8E610CEDAAC6D51C3" doi="10.3897/phytokeys.169.54297.figure12" httpUri="https://binary.pensoft.net/fig/484429" pageId="0" pageNumber="137" start="Figure 12" startId="F12">
<paragraph id="A08E4B24393A7D82FF5FC14FFD6BFD09" pageId="0" pageNumber="137">
<emphasis id="3CD8A671361643A1E7F8F68A9C58783A" bold="true" pageId="0" pageNumber="137">Figure 12.</emphasis>
<taxonomicName id="1BF0479FB8DDDF0C37DDCD7A6C40B615" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="B88738997DB1CBFAB2B36928A326C488" italics="true" pageId="0" pageNumber="137">Rourea tenuis</emphasis>
</taxonomicName>
, flowering branchlet (photo by Thiago Flores).
</paragraph>
</caption>
</subSubSection>
<subSubSection id="346EBF46D3FFB82184FCDF6DE1A68772" pageId="0" pageNumber="137" type="recognition and notes">
<paragraph id="CDB769D6187E0DE785C556101A371F24" pageId="0" pageNumber="137">Recognition and notes.</paragraph>
<paragraph id="48DB21C88814162B0888F5045EF0417F" pageId="0" pageNumber="137">
<taxonomicName id="EFBFC7620DFD9204B00A1E450F0CD293" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="C37271721D77F0D601C2D1A5498C75F5" italics="true" pageId="0" pageNumber="137">Rourea tenuis</emphasis>
</taxonomicName>
is recognised by leaves 5-7-foliolate, leaflets usually elliptic or ovate, abaxially hirsute and inflorescences in thyrses or panicles with glandular trichomes.
</paragraph>
<paragraph id="7E8DABA7A07F2FBCEB9645264AF8FF07" pageId="0" pageNumber="137">
<bibRefCitation id="22A09D1061D21BC66FDFB02AC735D7CF" author="Forero, E" journalOrPublisher="Memoirs of the New York Botanical Garden" pageId="0" pageNumber="137" pagination="1 - 119" refId="B10" refString="Forero, E, 1976. A revision of the American species of Rourea subgenus Rourea (Connaraceae). Memoirs of the New York Botanical Garden 26 (1): 1 - 119" title="A revision of the American species of Rourea subgenus Rourea (Connaraceae)." volume="26" year="1976">Forero (1976)</bibRefCitation>
included
<taxonomicName id="8D49360F87068CFE1A0937D95FF2C647" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="7CE2C2C96EC5D0BEC2CB952F07124917" italics="true" pageId="0" pageNumber="137">Rourea tenuis</emphasis>
</taxonomicName>
in
<taxonomicName id="10B7EC9035843F5B2882A646EC1846F5" class="Magnoliopsida" family="Connaraceae" genus="Rourea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rourea (R.) subsp. sect." order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="section" section="Multifoliolatae" subGenus="R.">Rourea subgen. R. sect. Multifoliolatae</taxonomicName>
mainly due to the long staminal tube, reduced inflorescences and leaflets hairy. Aside from that, this species does not resemble other members of the section in overall similarity of leaves: in
<taxonomicName id="DE3039AB09826DF8FAEBF9E516ED4618" class="Magnoliopsida" family="Connaraceae" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="R. tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="69FD35EC557C7D9838A5F41B86D0D68B" italics="true" pageId="0" pageNumber="137">R. tenuis</emphasis>
</taxonomicName>
, the number of leaflets is reduced and they are usually relatively larger, with elliptic or ovate shape (vs. oblong, narrowly elliptic or narrowly ovate) (Fig.
<figureCitation id="B575072AE46024172E52E650F38C5C4E" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Leaves in Rourea subgen. R. sect. Multifoliolatae: A R. discolor B R. martiana C R. tenuis D R. cnestidifolia." figureDoi="10.3897/phytokeys.169.54297.figure1" httpUri="https://binary.pensoft.net/fig/484418" pageId="0" pageNumber="137">1C</figureCitation>
).
<bibRefCitation id="5BC68C2ED4E9626EC4C1FA41B48C807B" author="Forero, E" journalOrPublisher="Memoirs of the New York Botanical Garden" pageId="0" pageNumber="137" pagination="1 - 119" refId="B10" refString="Forero, E, 1976. A revision of the American species of Rourea subgenus Rourea (Connaraceae). Memoirs of the New York Botanical Garden 26 (1): 1 - 119" title="A revision of the American species of Rourea subgenus Rourea (Connaraceae)." volume="26" year="1976">Forero (1976)</bibRefCitation>
firstly noticed that
<taxonomicName id="626CF61537DD549483FA4AC2BE999772" class="Magnoliopsida" family="Connaraceae" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="R. tenuis" order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="species" species="tenuis">
<emphasis id="542B2887E814D9AE9CBAFB8E7A8647E2" italics="true" pageId="0" pageNumber="137">R. tenuis</emphasis>
</taxonomicName>
could be a borderline species between those of
<taxonomicName id="83BAFC79BDE6A3287E1ECC39BFE50E07" class="Magnoliopsida" family="Connaraceae" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="R. (R.) subsp. sect." order="Oxalidales" pageId="0" pageNumber="137" phylum="Tracheophyta" rank="section" section="Multifoliolatae" subGenus="R.">R. subgen. R. sect. Multifoliolatae</taxonomicName>
with those from the Amazon, then suggested that the morphological limits of the section should be re-evaluated (
<bibRefCitation id="B9586BAAA361C91A84CC3760B0597741" author="Forero, E" journalOrPublisher="Brazilian Journal of Botany" pageId="0" pageNumber="137" pagination="65 - 77" refId="B13" refString="Forero, E, Carbono, E, Vidal, LA, 1984. Nuevas especies de Connaraceae Neotropicales. Revista Brasileira de Botanica. Brazilian Journal of Botany 7 (1): 65 - 77" title="Nuevas especies de Connaraceae Neotropicales. Revista Brasileira de Botanica." volume="7" year="1984">Forero et al. 1984</bibRefCitation>
). The present study, therefore, considers that the circumscription of the whole group should be tested using molecular and phylogenetic approaches.
</paragraph>
</subSubSection>
</treatment>
</subSection>
</document>