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<document id="A81230430930E32EEA29DFEADF268C6E" ID-DOI="10.11646/phytotaxa.137.1.6" ID-ISSN="1179-3163" ID-Zenodo-Dep="5086313" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1625844763444" checkinUser="felipe" docAuthor="Costa, Christiane Silva Da, Aguiar-Dias, Ana Cristina Andrade De &amp; Simões, André Olmos" docDate="2013" docId="AD3B87F3FFB6587FFF30FE9EE736F169" docLanguage="en" docName="Phytotaxa.137.1.53-56.pdf" docOrigin="Phytotaxa 137 (1)" docSource="http://dx.doi.org/10.11646/phytotaxa.137.1.6" docStyle="DocumentStyle:13F189B31CB4CCCE9197361A4E100104.3:Phytotaxa.2011-2013.journal_article" docStyleId="13F189B31CB4CCCE9197361A4E100104" docStyleName="Phytotaxa.2011-2013.journal_article" docStyleVersion="3" docTitle="Securidaca marajoara Costa, Aguiar-Dias &amp; Simões, 2013, sp. nov." docType="treatment" docVersion="4" lastPageNumber="55" masterDocId="5102FF8BFFB7587DFFA7FFE1E30EF47A" masterDocTitle="Securidaca marajoara (Polygalaceae), a new species from the Brazilian Amazon" masterLastPageNumber="56" masterPageNumber="53" pageNumber="54" updateTime="1698997194719" updateUser="plazi" zenodo-license-document="CLOSED">
<mods:mods id="25CB06838483C93C0937433998061023" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="6ED4A9EF754D2F27FABB775A90AD582D">
<mods:title id="BFFDB725CA8FCC3639443AFBC9C6AE6F">Securidaca marajoara (Polygalaceae), a new species from the Brazilian Amazon</mods:title>
</mods:titleInfo>
<mods:name id="9733E452D98CAA5582667E5C8A633DB2" type="personal">
<mods:role id="0650A00E77151024B8D3D1A06D2202B7">
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</mods:role>
<mods:namePart id="F9D943AC87B984C9C90665FC3436F325">Costa, Christiane Silva Da</mods:namePart>
<mods:affiliation id="FCAC9C7AFCB5BD95125D72CAFD259B30">Universidade Federal Rural da Amazônia-UFRA. Avenida Perimetral, 2501, Terra Firme, Caixa Postal 917, 66077 - 530, Belém, Pará, Brazil. &amp; Museu Paraense Emílio Goeldi-MPEG. Coordenação de Botânica, Av. Perimetral, 1901, Terra Firme, 66077 530, Belém, Pará, Brazil. (chriscostarr @ yahoo. com. br)</mods:affiliation>
</mods:name>
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<mods:role id="51DA3807DEC104DAE65D9B83289929BE">
<mods:roleTerm id="CCC6821243690B05F4819CB3B9711F64">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="CE37537233B9C4618BEB5B64944E5B15">Aguiar-Dias, Ana Cristina Andrade De</mods:namePart>
<mods:affiliation id="ABA7B93E9F7A5436C9D33CC16EDD1E39">Universidade Federal do Pará-UFPA. Instituto de Ciências Biológicas, Departamento de Biologia Vegetal, Rua Augusto Corrêa, 01, Guamá, Caixa postal 479, 66075 - 110, Belém, Pará, Brazil. (acaaguiar @ yahoo. com. br).</mods:affiliation>
</mods:name>
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<mods:role id="9F750DA83EF308069406E3CF6244EFDE">
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</mods:role>
<mods:namePart id="8ADB789406F7005EE681DC6FB601D514">Simões, André Olmos</mods:namePart>
<mods:affiliation id="A29EBDA2B975E12DC8C2A0BF5262777A">Universidade Estadual de Campinas-UNICAMP. Instituto de Biologia, Departamento de Biologia Vegetal, Rua Monteiro Lobato, 970, Cidade Universitária &quot; Zeferino Vaz &quot; Barão Geraldo, Caixa Postal 6109, 13.083 - 970, Campinas, São Paulo, Brazil. (aosimoes @ unicamp. br).</mods:affiliation>
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<mods:title id="9ED11C2D1C988817C01EE7A2A4680EF7">Phytotaxa</mods:title>
</mods:titleInfo>
<mods:part id="87404B11863EACCF32E9CD2C53B6F665">
<mods:date id="5CB86959FFC6ECE1E3EB9EA42E477860">2013</mods:date>
<mods:detail id="523E555771AFF649CF84DC254085E23C" type="pubDate">
<mods:number id="98F3256037F0CF235CD6880E6164AA51">2013-10-11</mods:number>
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<mods:detail id="5A40ADB7A0593E0971653F3076F17E91" type="volume">
<mods:number id="9BB5EE3CD750C6096E1DEA3B6FB96B5B">137</mods:number>
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<mods:number id="6E5E540AC09097B19748E28D5F73D25B">1</mods:number>
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<mods:start id="0F940597CE39B8C95335DA43C2E8994D">53</mods:start>
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<mods:url id="208E361E1E6580AB71E4989E7C635613">http://dx.doi.org/10.11646/phytotaxa.137.1.6</mods:url>
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<mods:identifier id="4945EDC40527C931DC6C16D5D24FE26E" type="ISSN">1179-3163</mods:identifier>
<mods:identifier id="34995EB65D2CE0546EC21FACDE03032F" type="Zenodo-Dep">5086313</mods:identifier>
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<treatment id="AD3B87F3FFB6587FFF30FE9EE736F169" ID-DOI="http://doi.org/10.5281/zenodo.5086341" ID-Zenodo-Dep="5086341" LSID="urn:lsid:plazi:treatment:AD3B87F3FFB6587FFF30FE9EE736F169" httpUri="http://treatment.plazi.org/id/AD3B87F3FFB6587FFF30FE9EE736F169" lastPageId="2" lastPageNumber="55" pageId="1" pageNumber="54">
<subSubSection id="6D88656EFFB6587CFF30FE9EE228F587" pageId="1" pageNumber="54" type="nomenclature">
<paragraph id="252D36E5FFB6587CFF30FE9EE7B8F5E0" blockId="1.[151,1206,383,410]" box="[151,1206,383,410]" pageId="1" pageNumber="54">
<heading id="7E658189FFB6587CFF30FE9EE7B8F5E0" box="[151,1206,383,410]" fontSize="11" level="2" pageId="1" pageNumber="54" reason="3">
<taxonomicName id="E2924D66FFB6587CFF30FE9EE2AEF5E3" ID-CoL="4W8L3" authorityName="C.S.Costa, A.C.A.Aguiar-Dias &amp; A.O.Simoes" authorityYear="2013" box="[151,416,383,409]" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="1" pageNumber="54" phylum="Tracheophyta" rank="species" species="marajoara">
<emphasis id="17E6EAF7FFB6587CFF30FE9EE2AEF5E3" bold="true" box="[151,416,383,409]" italics="true" pageId="1" pageNumber="54">Securidaca marajoara</emphasis>
</taxonomicName>
<materialsCitation id="95FA3CB8FFB6587CFE01FE61E7BEF5E0" box="[422,1200,384,410]" collectorName="Christiane Silva Da Costa &amp; A. C. A. Aguiar-Dias &amp; A. O. Simoes" location="Costa" pageId="1" pageNumber="54" specimenCount="1" stateProvince="West Coast">
<collectorName id="88675333FFB6587CFE01FE61E2EEF5E0" box="[422,480,384,410]" name="Christiane Silva Da Costa" pageId="1" pageNumber="54">C. S.</collectorName>
<collectingRegion id="E756F807FFB6587CFE41FE61E125F5E0" box="[486,555,384,410]" country="New Zealand" name="West Coast" pageId="1" pageNumber="54">Costa</collectingRegion>
,
<collectorName id="88675333FFB6587CFD91FE61E025F5E0" box="[566,811,384,410]" pageId="1" pageNumber="54">A. C. A. Aguiar-Dias</collectorName>
&amp;
<collectorName id="88675333FFB6587CFCF7FE61E0E0F5E0" box="[848,1006,384,410]" pageId="1" pageNumber="54">A. O. Simões</collectorName>
,
<emphasis id="17E6EAF7FFB6587CFC5EFE61E75CF5E3" box="[1017,1106,384,409]" italics="true" pageId="1" pageNumber="54">
<taxonomicNameLabel id="0CD5578CFFB6587CFC5EFE61E75CF5E3" box="[1017,1106,384,409]" pageId="1" pageNumber="54" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
(
<figureCitation id="BDA92A60FFB6587CFBC6FE61E7ABF5E0" box="[1121,1189,384,410]" captionStart="FIGURE 1" captionStartId="1.[151,244,1901,1923]" captionTargetBox="[303,1274,651,1863]" captionTargetId="figure-253@1.[291,1295,641,1876]" captionTargetPageId="1" captionText="FIGURE 1. A–L: Securidaca marajoara C. S. Costa, A. C. A. Aguiar-Dias &amp; A. O. Simões, A. flowering branch, B. nodal gland, C. detail of inflorescence, depicting the large bracts at the base of flower buds, D. detail of flower, bract (Arrow) and persistent bracteoles, E. pedicelar glands, F–G. external sepals, H. internal sepal, I. lateral petal, J. carina, K. androecium, L. gynoecium (A–L A.S.L. da Silva et al. 4279)." figureDoi="http://doi.org/10.5281/zenodo.5086315" httpUri="https://zenodo.org/record/5086315/files/figure.png" pageId="1" pageNumber="54">Fig. 1</figureCitation>
)
</materialsCitation>
.
</heading>
</paragraph>
<paragraph id="252D36E5FFB6587CFF30FE47E228F587" blockId="1.[151,1436,422,605]" pageId="1" pageNumber="54">
<emphasis id="17E6EAF7FFB6587CFF30FE47E228F587" italics="true" pageId="1" pageNumber="54">Shrub, leaves coriaceous, blade ovate to elliptic, glossy at adaxial surface, opaque at abaxial surface, long and lax raceme, yellow flowers, large and conspicuous bracts, foliaceous, elliptic and sericeous, persistent at flower anthesis.</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="6D88656EFFB6587FFF30FDE7E7FCF739" lastPageId="2" lastPageNumber="55" pageId="1" pageNumber="54" type="materials_examined">
<paragraph id="252D36E5FFB6587CFF30FDE7E2A7F627" blockId="1.[151,1436,422,605]" pageId="1" pageNumber="54">
<materialsCitation id="95FA3CB8FFB6587CFF30FDE7E2ABF627" collectingDate="2005-01-21" collectionCode="MG" collectorName="A. S. L. da Silva" country="Brazil" county="Type" elevation="2" location="Muana" municipality="Ilha de Marajo" pageId="1" pageNumber="54" specimenCount="1" stateProvince="Para" typeStatus="holotype">
<collectingCounty id="CC4C4E69FFB6587CFF30FDE7E3C1F667" box="[151,207,518,541]" pageId="1" pageNumber="54">Type</collectingCounty>
:—
<collectingCountry id="5D857675FFB6587CFF49FDE7E25CF667" box="[238,338,518,541]" name="Brazil" pageId="1" pageNumber="54">BRAZIL</collectingCountry>
.
<collectingRegion id="E756F807FFB6587CFEC3FDE7E299F667" box="[356,407,518,541]" country="Brazil" name="Para" pageId="1" pageNumber="54">Pará</collectingRegion>
:
<collectingMunicipality id="C549AC9FFFB6587CFE0EFDE7E157F667" box="[425,601,518,541]" pageId="1" pageNumber="54">Ilha de Marajó</collectingMunicipality>
,
<location id="204D603EFFB6587CFDCBFDE7E1B7F667" LSID="urn:lsid:plazi:treatment:AD3B87F3FFB6587FFF30FE9EE736F169:204D603EFFB6587CFDCBFDE7E1B7F667" box="[620,697,518,541]" country="Brazil" county="Type" municipality="Ilha de Marajo" name="Muana" pageId="1" pageNumber="54" stateProvince="Para">Muaná</location>
, local chamado
<location id="204D603EFFB6587CFCDAFDE7E0F0F667" LSID="urn:lsid:plazi:treatment:AD3B87F3FFB6587FFF30FE9EE736F169:204D603EFFB6587CFCDAFDE7E0F0F667" box="[893,1022,518,541]" country="Brazil" county="Type" municipality="Ilha de Marajo" name="Jacarequara" pageId="1" pageNumber="54" stateProvince="Para">Jacarequara</location>
, campo aberto, baixio seco, campo temporariamente alagado, arbusto,
<quantity id="E26A9B00FFB6587CFD98FDC7E166F647" box="[575,616,550,573]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="54" unit="m" value="2.0">
<elevation id="AEBFD1D6FFB6587CFD98FDC7E166F647" box="[575,616,550,573]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="1" pageNumber="54" unit="m" value="2.0">2 m</elevation>
</quantity>
alt., flor amarela,
<date id="512C1025FFB6587CFC89FDC7E0EFF647" box="[814,993,550,573]" pageId="1" pageNumber="54" value="2005-01-21">
<collectingDate id="4168E9CDFFB6587CFC89FDC7E0EFF647" box="[814,993,550,573]" pageId="1" pageNumber="54" value="2005-01-21">21 January 2005</collectingDate>
</date>
, fl.,
<emphasis id="17E6EAF7FFB6587CFBB6FDC7E626F647" box="[1041,1320,550,573]" italics="true" pageId="1" pageNumber="54">
<collectorName id="88675333FFB6587CFBB6FDC7E7A1F647" box="[1041,1199,550,573]" pageId="1" pageNumber="54">A.S.L. da Silva</collectorName>
et al. 4279
</emphasis>
(
<typeStatus id="FA298847FFB6587CFA91FDC7E699F647" box="[1334,1431,550,573]" pageId="1" pageNumber="54" type="holotype">holotype</typeStatus>
,
<collectionCode id="4383AE20FFB6587CFF60FDA7E3F6F627" box="[199,248,582,605]" country="China" name="Museum of Zoology" pageId="1" pageNumber="54">MG</collectionCode>
! Isotype, INPA)
</materialsCitation>
.
</paragraph>
<caption id="71ED666DFFB6587CFF30F88CE290F393" ID-DOI="http://doi.org/10.5281/zenodo.5086315" ID-Zenodo-Dep="5086315" httpUri="https://zenodo.org/record/5086315/files/figure.png" pageId="1" pageNumber="54" startId="1.[151,244,1901,1923]" targetBox="[303,1274,651,1863]" targetPageId="1">
<paragraph id="252D36E5FFB6587CFF30F88CE290F393" blockId="1.[151,1436,1901,2025]" pageId="1" pageNumber="54">
<emphasis id="17E6EAF7FFB6587CFF30F88CE24EF3F9" bold="true" box="[151,320,1901,1923]" pageId="1" pageNumber="54">FIGURE 1. A–L</emphasis>
:
<taxonomicName id="E2924D66FFB6587CFEEBF88CE128F3F8" authorityName="C.S.Costa, A.C.A.Aguiar-Dias &amp; A.O.Simoes" authorityYear="2013" box="[332,550,1901,1922]" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="1" pageNumber="54" phylum="Tracheophyta" rank="species" species="marajoara">
<emphasis id="17E6EAF7FFB6587CFEEBF88CE128F3F8" box="[332,550,1901,1922]" italics="true" pageId="1" pageNumber="54">Securidaca marajoara</emphasis>
</taxonomicName>
C. S. Costa, A. C. A. Aguiar-Dias &amp; A. O. Simões, A. flowering branch, B. nodal gland, C. detail of inflorescence, depicting the large bracts at the base of flower buds, D. detail of flower, bract (Arrow) and persistent bracteoles, E. pedicelar glands, F–G. external sepals, H. internal sepal, I. lateral petal, J. carina, K. androecium, L. gynoecium (A–L
<emphasis id="17E6EAF7FFB6587CFF30F835E29FF393" box="[151,401,2004,2025]" italics="true" pageId="1" pageNumber="54">A.S.L. da Silva et al. 4279</emphasis>
).
</paragraph>
</caption>
<paragraph id="252D36E5FFB5587FFF30FF79E7FCF739" blockId="2.[151,1436,152,1299]" pageId="2" pageNumber="55">
Shrub,
<quantity id="E26A9B00FFB5587FFF4CFF79E219F4C8" box="[235,279,152,178]" metricMagnitude="0" metricUnit="m" metricValue="2.0" pageId="2" pageNumber="55" unit="m" value="2.0">2 m</quantity>
high. Branches terete, covered with short yellow erect trichomes; nodes with 2 glands lateral to the base of the petiole, umbonate, each gland
<quantity id="E26A9B00FFB5587FFD35FF5FE02CF4A2" box="[658,802,190,216]" metricMagnitude="-4" metricUnit="m" metricValue="9.5" metricValueMax="11.0" metricValueMin="8.0" pageId="2" pageNumber="55" unit="mm" value="0.95" valueMax="1.1" valueMin="0.8">0.8–1.1 mm</quantity>
diam.; internodes
<quantity id="E26A9B00FFB5587FFBA5FF5FE78CF4A2" box="[1026,1154,190,216]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" metricValueMax="1.6" metricValueMin="1.2" pageId="2" pageNumber="55" unit="mm" value="14.0" valueMax="16.0" valueMin="12.0">12–16 mm</quantity>
long. Leaves alternate; petiole
<quantity id="E26A9B00FFB5587FFF48FF04E271F485" box="[239,383,229,255]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="5.5" metricValueMin="4.5" pageId="2" pageNumber="55" unit="mm" value="5.0" valueMax="5.5" valueMin="4.5">4.5–5.5 mm</quantity>
, pilose, trichomes short, adpress; blade coriaceous, ovate to elliptic, 3.8–5.6 ×
<quantity id="E26A9B00FFB5587FFA81FF04E696F485" box="[1318,1432,229,255]" metricMagnitude="-2" metricUnit="m" metricValue="2.3" metricValueMax="2.6" metricValueMin="2.0" pageId="2" pageNumber="55" unit="cm" value="2.3" valueMax="2.6" valueMin="2.0">2–2.6 cm</quantity>
, apex acute, base rounded, margin straight, glabrous to glabrescent, trichomes, when present, restricted to the base and close to the petiole, adaxial surface glossy, pilose only at the base of the primary vein, abaxial surface opaque, glabrescent, more densely along the primary vein; venation broquidodromous, primary vein slightly raised above and well visible below, secondary veins slightly raised on both surfaces. Raceme axillary or terminal, lax,
<quantity id="E26A9B00FFB5587FFEC5FE47E2F6F5BA" box="[354,504,422,448]" metricMagnitude="-2" metricUnit="m" metricValue="8.15" metricValueMax="10.1" metricValueMin="6.2" pageId="2" pageNumber="55" unit="cm" value="8.15" valueMax="10.1" valueMin="6.2">6.2–10.1 cm</quantity>
long; rachis angled to flat, pubescent, trichomes yellowish, short, dense and adpressed; pedicel
<quantity id="E26A9B00FFB5587FFEDBFE2CE2F6F59D" box="[380,504,461,487]" metricMagnitude="-3" metricUnit="m" metricValue="3.35" metricValueMax="3.7" metricValueMin="3.0" pageId="2" pageNumber="55" unit="mm" value="3.35" valueMax="3.7" valueMin="3.0">3–3.7 mm</quantity>
, sericeous, with umbonate to short terete glands attached to the base,
<quantity id="E26A9B00FFB5587FFAE5FE2CE3C7F674" metricMagnitude="-4" metricUnit="m" metricValue="6.0" metricValueMax="7.0" metricValueMin="5.0" pageId="2" pageNumber="55" unit="mm" value="0.6" valueMax="0.7" valueMin="0.5">0.5–0.7 mm</quantity>
. Bracts and bracteoles persistent, sericeous, bracts foliaceous, 2.6–6.2 ×
<quantity id="E26A9B00FFB5587FFB95FE15E7CAF674" box="[1074,1220,500,526]" metricMagnitude="-3" metricUnit="m" metricValue="2.7" metricValueMax="2.9" metricValueMin="2.5" pageId="2" pageNumber="55" unit="mm" value="2.7" valueMax="2.9" valueMin="2.5">2.5–2.9 mm</quantity>
, bracteoles linear, 1.2–1.6 ×
<quantity id="E26A9B00FFB5587FFEB5FDFBE2A9F64E" box="[274,423,538,564]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="2" pageNumber="55" unit="mm" value="0.25" valueMax="0.3" valueMin="0.2">0.2–0.3 mm</quantity>
. Flowers yellow,
<quantity id="E26A9B00FFB5587FFDDBFDFBE015F64E" box="[636,795,538,564]" metricMagnitude="-3" metricUnit="m" metricValue="9.45" metricValueMax="10.3" metricValueMin="8.6" pageId="2" pageNumber="55" unit="mm" value="9.45" valueMax="10.3" valueMin="8.6">8.6–10.3 mm</quantity>
long. External sepals free from each other, adaxially pilose, ciliate, the upper sepals ovate, 3.8 ×
<quantity id="E26A9B00FFB5587FFD05FDA0E1F1F621" box="[674,767,577,603]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="2" pageNumber="55" unit="mm" value="2.6">2.6 mm</quantity>
, the lower sepal cimbiform, 5 ×
<quantity id="E26A9B00FFB5587FFB22FDA0E7EBF621" box="[1157,1253,577,603]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="2" pageNumber="55" unit="mm" value="3.5">3.5 mm</quantity>
. Internal sepals obovate with a short claw, adaxially pilose, ciliate, 9.5 ×
<quantity id="E26A9B00FFB5587FFCEEFD89E0A9F6F8" box="[841,935,616,642]" metricMagnitude="-3" metricUnit="m" metricValue="6.2" pageId="2" pageNumber="55" unit="mm" value="6.2">6.2 mm</quantity>
, inflexed at the apex. Corolla with lateral petals spatulate, shortly unguiculate, ciliate, 7.8–8 ×
<quantity id="E26A9B00FFB5587FFCB3FD6FE0A8F6D2" box="[788,934,654,680]" metricMagnitude="-3" metricUnit="m" metricValue="3.65" metricValueMax="3.7" metricValueMin="3.6" pageId="2" pageNumber="55" unit="mm" value="3.65" valueMax="3.7" valueMin="3.6">3.6–3.7 mm</quantity>
, apex truncate. Rudimentary petals scalelike, about
<quantity id="E26A9B00FFB5587FFEBAFD54E276F6B5" box="[285,376,693,719]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="2" pageNumber="55" unit="mm" value="0.3">0.3 mm</quantity>
long. Carina about
<quantity id="E26A9B00FFB5587FFDC2FD54E1CEF6B5" box="[613,704,693,719]" metricMagnitude="-3" metricUnit="m" metricValue="8.6" pageId="2" pageNumber="55" unit="mm" value="8.6">8.6 mm</quantity>
long, ciliate, cristate (unguicule:
<quantity id="E26A9B00FFB5587FFBF5FD54E798F6B5" box="[1106,1174,693,719]" metricMagnitude="-3" metricUnit="m" metricValue="2.0" pageId="2" pageNumber="55" unit="mm" value="2.0">2 mm</quantity>
long, cucule:
<quantity id="E26A9B00FFB5587FFAE6FD54E695F6B5" box="[1345,1435,693,719]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="2" pageNumber="55" unit="mm" value="5.5">5.5 mm</quantity>
long, crest:
<quantity id="E26A9B00FFB5587FFE87FD3DE276F68C" box="[288,376,732,758]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="2" pageNumber="55" unit="mm" value="1.5">1.5 mm</quantity>
long). Stamens with a filament sheath about
<quantity id="E26A9B00FFB5587FFC20FD3DE0C5F68C" box="[903,971,732,758]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="2" pageNumber="55" unit="mm" value="7.0">7 mm</quantity>
long, fleshy, pilose at the base, margins and dorsal portion. Ovary 1 ×
<quantity id="E26A9B00FFB5587FFE5AFCE3E154F766" box="[509,602,770,796]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="2" pageNumber="55" unit="mm" value="0.5">0.5 mm</quantity>
, gibbose, sessile, densely pubescent at the gibbous region and near the base, sessile; style
<quantity id="E26A9B00FFB5587FFED3FCC8E2C0F739" box="[372,462,809,835]" metricMagnitude="-3" metricUnit="m" metricValue="6.9" pageId="2" pageNumber="55" unit="mm" value="6.9">6.9 mm</quantity>
long, uncinate, glabrous, stigma bilobed. Fruits and seeds unknown.
</paragraph>
</subSubSection>
<subSubSection id="6D88656EFFB5587FFF61FCB1E233F7EA" pageId="2" pageNumber="55" type="etymology">
<paragraph id="252D36E5FFB5587FFF61FCB1E233F7EA" blockId="2.[151,1436,152,1299]" pageId="2" pageNumber="55">
<emphasis id="17E6EAF7FFB5587FFF61FCB1E27AF710" bold="true" box="[198,372,848,874]" pageId="2" pageNumber="55">Etymology:—</emphasis>
The epithet of this new species refers to Marajó Island, where the only known specimen was collected.
</paragraph>
</subSubSection>
<subSubSection id="6D88656EFFB5587FFF61FC7CE736F169" pageId="2" pageNumber="55" type="distribution">
<paragraph id="252D36E5FFB5587FFF61FC7CE066F7A4" blockId="2.[151,1436,152,1299]" pageId="2" pageNumber="55">
<emphasis id="17E6EAF7FFB5587FFF61FC7CE10CF7CD" bold="true" box="[198,514,925,951]" pageId="2" pageNumber="55">Distribution and habitat:</emphasis>
—
<taxonomicName id="E2924D66FFB5587FFD87FC7DE027F7CC" authorityName="C.S.Costa, A.C.A.Aguiar-Dias &amp; A.O.Simoes" authorityYear="2013" box="[544,809,924,950]" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="2" pageNumber="55" phylum="Tracheophyta" rank="species" species="marajoara">
<emphasis id="17E6EAF7FFB5587FFD87FC7DE027F7CC" box="[544,809,924,950]" italics="true" pageId="2" pageNumber="55">Securidaca marajoara</emphasis>
</taxonomicName>
is known only for the
<typeStatus id="FA298847FFB5587FFB9EFC7CE765F7CD" box="[1081,1131,925,951]" pageId="2" pageNumber="55">type</typeStatus>
collection, from northern
<collectingCountry id="5D857675FFB5587FFF30FC25E3ECF7A4" box="[151,226,964,990]" name="Brazil" pageId="2" pageNumber="55">Brazil</collectingCountry>
. It grows in the Amazon Rainforest, in riverine forests.
</paragraph>
<paragraph id="252D36E5FFB5587FFF61FC0BE202F051" blockId="2.[151,1436,152,1299]" pageId="2" pageNumber="55">
<emphasis id="17E6EAF7FFB5587FFF61FC0BE25CF07E" bold="true" box="[198,338,1002,1028]" pageId="2" pageNumber="55">Phenology:</emphasis>
—The species was collected during its flowering period in January. The fruiting period is unknown.
</paragraph>
<paragraph id="252D36E5FFB5587FFF61FBD9E736F169" blockId="2.[151,1436,152,1299]" pageId="2" pageNumber="55">
<emphasis id="17E6EAF7FFB5587FFF61FBD9E23DF028" bold="true" box="[198,307,1080,1106]" pageId="2" pageNumber="55">Notes:—</emphasis>
<taxonomicName id="E2924D66FFB5587FFE94FBD6E133F02B" authorityName="C.S.Costa, A.C.A.Aguiar-Dias &amp; A.O.Simoes" authorityYear="2013" box="[307,573,1079,1105]" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="2" pageNumber="55" phylum="Tracheophyta" rank="species" species="marajoara">
<emphasis id="17E6EAF7FFB5587FFE94FBD6E133F02B" box="[307,573,1079,1105]" italics="true" pageId="2" pageNumber="55">Securidaca marajoara</emphasis>
</taxonomicName>
is characterized by its large and conspicuous bracts, persistent at flower anthesis, by its relatively long inflorescences (
<quantity id="E26A9B00FFB5587FFD11FBBFE047F002" box="[694,841,1118,1144]" metricMagnitude="-2" metricUnit="m" metricValue="8.15" metricValueMax="10.1" metricValueMin="6.2" pageId="2" pageNumber="55" unit="cm" value="8.15" valueMax="10.1" valueMin="6.2">6.2–10.1 cm</quantity>
long), small, ovate to elliptic leaves (3.8–5.6 ×
<quantity id="E26A9B00FFB5587FFAD9FBBFE3E4F0E5" metricMagnitude="-2" metricUnit="m" metricValue="2.3" metricValueMax="2.6" metricValueMin="2.0" pageId="2" pageNumber="55" unit="cm" value="2.3" valueMax="2.6" valueMin="2.0">2– 2.6 cm</quantity>
) and short internodes (
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long). The species is sympatric and morphologically similar to
<taxonomicName id="E2924D66FFB5587FFA22FB65E2FAF0BC" authority="Bentham (1851: 162)" authorityName="Bentham" authorityPageNumber="162" authorityYear="1851" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="2" pageNumber="55" phylum="Tracheophyta" rank="species" species="bialata">
<emphasis id="17E6EAF7FFB5587FFA22FB65E3E5F0BF" italics="true" pageId="2" pageNumber="55">S. bialata</emphasis>
Bentham (1851: 162)
</taxonomicName>
, with similarities regarding the shape of the petiolar and pedicelar glands, leaf size, inflorescence size and architecture, and flower size. Despite their resemblance, the two species can be easily distinguished by the larger, persistent and elliptic bracts of
<taxonomicName id="E2924D66FFB5587FFC31FB19E73FF168" authorityName="C.S.Costa, A.C.A.Aguiar-Dias &amp; A.O.Simoes" authorityYear="2013" box="[918,1073,1272,1298]" class="Magnoliopsida" family="Polygalaceae" genus="Securidaca" kingdom="Plantae" order="Fabales" pageId="2" pageNumber="55" phylum="Tracheophyta" rank="species" species="marajoara">
<emphasis id="17E6EAF7FFB5587FFC31FB19E73FF168" box="[918,1073,1272,1298]" italics="true" pageId="2" pageNumber="55">S. marajoara</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>
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