247 lines
18 KiB
XML
247 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.88.12891" ID-PMC="PMC5672133" ID-Pensoft-Pub="1314-2003-88-1" ID-Pensoft-UUID="FF96FFA8FFCD17717013D224FF85FF9F" ID-PubMed="29118645" ID-Zenodo-Dep="1138043" ModsDocID="1314-2003-88-1" checkinTime="1507734418711" checkinUser="pensoft" docAuthor="Wood, John R. I., Munoz-Rodriguez, Pablo, Degen, Rosa & Scotland, Robert W." docDate="2017" docId="8A0D82F413195051B7B50EDDD579EE6C" docLanguage="en" docName="PhytoKeys 88: 1-38" docOrigin="PhytoKeys 88" docPubDate="2017-10-11" docSource="http://dx.doi.org/10.3897/phytokeys.88.12891" docTitle="Ipomoea kraholandica J. R. I. Wood & Scotland 2017, sp. nov." docType="treatment" docVersion="3" id="FF96FFA8FFCD17717013D224FF85FF9F" lastPageNumber="21" masterDocId="FF96FFA8FFCD17717013D224FF85FF9F" masterDocTitle="New species of Ipomoea (Convolvulaceae) from South America" masterLastPageNumber="38" masterPageNumber="1" pageNumber="18" updateTime="1668142099483" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>New species of Ipomoea (Convolvulaceae) from South America</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Wood, John R. I.</mods:namePart>
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<mods:affiliation>Department of Plant Sciences, University of Oxford, South Parks Road, Oxford, OX 1 3 RB, UK & Honorary Research Associate, Royal Botanic Gardens, Kew, Richmond, Surrey, TW 9 3 AB, UK</mods:affiliation>
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<mods:nameIdentifier type="email">jriwood@hotmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Munoz-Rodriguez, Pablo</mods:namePart>
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<mods:affiliation>Department of Plant Sciences, University of Oxford, South Parks Road, Oxford, OX 1 3 RB, UK</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Degen, Rosa</mods:namePart>
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<mods:affiliation>Facultad de Ciencias Quimicas, Departamento de Botanica, Universidad Nacional de Asuncion, Herbario FCQ, Casilla de Correo Campus UNA, 11001 - 3291, Paraguay</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Scotland, Robert W.</mods:namePart>
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<mods:affiliation>Department of Plant Sciences, University of Oxford, South Parks Road, Oxford, OX 1 3 RB, UK</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>PhytoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2017-10-11</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>88</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>38</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.88.12891</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/phytokeys.88.12891</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-88-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FF96FFA8FFCD17717013D224FF85FF9F</mods:identifier>
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<mods:identifier type="Zenodo-Dep">1138043</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="182225735" LSID="urn:lsid:plazi:treatment:8A0D82F413195051B7B50EDDD579EE6C" httpUri="http://treatment.plazi.org/id/8A0D82F413195051B7B50EDDD579EE6C" lastPageId="20" lastPageNumber="21" pageId="17" pageNumber="18">
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<subSubSection pageId="17" pageNumber="18" type="nomenclature">
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<paragraph pageId="17" pageNumber="18">
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<taxonomicName LSID="8A0D82F4-1319-5051-B7B5-0EDDD579EE6C" authority="J. R. I. Wood & Scotland" authorityName="J. R. I. Wood & Scotland" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea kraholandica" order="Solanales" pageId="17" pageNumber="18" phylum="Tracheophyta" rank="species" species="kraholandica" status="sp. nov.">Ipomoea kraholandica J.R.I.Wood & Scotland</taxonomicName>
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<taxonomicNameLabel pageId="17" pageNumber="18">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Ipomoea kraholandica. A habit B outer sepal C inner sepal D corolla opened out to show stamens E ovary and style F capsule and calyx G seed. Drawn by Rosemary Wise from A. A. Santos et al 719." figureDoi="10.3897/phytokeys.88.12891.figure12" httpUri="https://binary.pensoft.net/fig/160694" pageId="17" pageNumber="18">Figure 12</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="19" lastPageNumber="20" pageId="18" pageNumber="19" type="diagnosis">
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<paragraph pageId="18" pageNumber="19">
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<pageBreakToken pageId="18" pageNumber="19" start="start">Diagnosis</pageBreakToken>
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.
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</paragraph>
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<paragraph lastPageId="19" lastPageNumber="20" pageId="18" pageNumber="19">
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<taxonomicName authorityName="J. R. I. Wood & Scotland" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea kraholandica" order="Solanales" pageId="18" pageNumber="19" phylum="Tracheophyta" rank="species" species="kraholandica">
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<emphasis italics="true" pageId="18" pageNumber="19">Ipomoea kraholandica</emphasis>
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</taxonomicName>
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is a very distinct species unlike any other known to us because of the solitary flowers with suppressed peduncles, the narrowly lanceolate, pubescent sepals and the apparently unique lamina, which is essentially 3-lobed, the middle lobe
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<pageBreakToken pageId="19" pageNumber="20" start="start">lanceolate</pageBreakToken>
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to oblong-lanceolate, the two laterals bifurcate or trifurcate with the lower lobe curved backwards whereas the upper and middle lobes (when present) are bent forward.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="19" pageNumber="20" type="materials_examined">
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<paragraph pageId="19" pageNumber="20">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="19" pageNumber="20">
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<materialsCitation collectingDate="2000-05-09" collectorName="A. A. Santos, A. Reatto, E. de Souza Martins, L. Rovenia, M. de Andrade, L. Moreira Rodrigues" country="BRAZIL" location="Aldea Pedra Branca" municipality="Reserva Indigena Kraho" specimenCount="1" stateProvince="Tocantins" typeStatus="holotype">
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<collectingCountry name="Brazil">BRAZIL</collectingCountry>
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.
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<collectingRegion country="Brazil" name="Tocantins">Tocantins</collectingRegion>
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, Mun.
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<normalizedToken originalValue="Itacajá">Itacaja</normalizedToken>
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,
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<collectingMunicipality>
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Reserva
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<normalizedToken originalValue="Indígena">Indigena</normalizedToken>
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<normalizedToken originalValue="Krahó">Kraho</normalizedToken>
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</collectingMunicipality>
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,
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<location LSID="urn:lsid:plazi:treatment:8A0D82F413195051B7B50EDDD579EE6C:B6359B44F5E7E7DC0EEAA43F0AC20571" country="BRAZIL" municipality="Reserva Indigena Kraho" name="Aldea Pedra Branca" stateProvince="Tocantins">Aldea Pedra Branca</location>
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,
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<collectingDate value="2000-05-09">9 May 2000</collectingDate>
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,
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<emphasis italics="true" pageId="19" pageNumber="20">
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<collectorName>A.A. Santos</collectorName>
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,
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<collectorName>A. Reatto</collectorName>
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,
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<collectorName>E. de Souza Martins</collectorName>
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,
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<collectorName>
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L.
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<normalizedToken originalValue="Rovênia">Rovenia</normalizedToken>
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</collectorName>
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,
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<collectorName>M. de Andrade</collectorName>
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&
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<collectorName>L. Moreira Rodrigues</collectorName>
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</emphasis>
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719 (
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<typeStatus>holotype</typeStatus>
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CEN)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="19" pageNumber="20" type="description">
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<paragraph pageId="19" pageNumber="20">Description.</paragraph>
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<paragraph pageId="19" pageNumber="20">
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Slender twining herb of unknown height; stems glabrous. Leaves petiolate, 2-3.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1-3 cm, 3-lobed with the central lobe lanceolate, entire, the lateral lobes 2-3-lobed, the first and second lobes bent forwards and the third lobe bent backwards, base truncate, apex finely acuminate, both surfaces glabrous; petioles 0.7-2 cm. Inflorescence of solitary, axillary flowers; peduncles very short, 0-3 mm, thinly pubescent; bracteoles 1-3 mm, relatively persistent, thinly ciliate; pedicels 6-12 mm, thickened upwards, pubescent; sepals subequal, 11-12
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2.5 mm, narrowly lanceolate, finely acuminate, mucronate, outer pubescent, inner pubescent with broad glabrous margins; corolla c. 2.5 cm long, funnel-shaped, pink, glabrous, midpetaline bands terminating in a prominent tooth, limb c. 2.5 cm diameter; filaments glabrous except for glandular-pilose base, longer pair 7-8 mm, shorter 4-5 mm; ovary bilocular, glabrous; style 8 mm, glabrous; stigma bi-globose. Capsule 10
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<normalizedToken originalValue="×">x</normalizedToken>
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5 mm, ovoid, glabrous; seeds 4, 5
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<normalizedToken originalValue="×">x</normalizedToken>
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2 mm, dark grey, minutely tomentellous.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="19" pageNumber="20" type="distribution">
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<paragraph pageId="19" pageNumber="20">Distribution.</paragraph>
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<paragraph pageId="19" pageNumber="20">
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BRAZIL. Only known from the type locality in Tocantins. Locally abundant in disturbed ground on sand. Figure
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Map of Eastern Brazil showing distribution of I. ensiformis, I. fasciculata, I. kraholandica, I. longirostra, I. revoluta, I. scopulina, I. veadeirosii, and I. walteri." figureDoi="10.3897/phytokeys.88.12891.figure9" httpUri="https://binary.pensoft.net/fig/160691" pageId="19" pageNumber="20">9</figureCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="20" pageNumber="21" type="conservation status">
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<paragraph pageId="20" pageNumber="21">
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<pageBreakToken pageId="20" pageNumber="21" start="start">Conservation</pageBreakToken>
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status.
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</paragraph>
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<paragraph pageId="20" pageNumber="21">
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Field notes record this plant as "locally abundant" but in the absence of other collections or any information about threats to its habitat, it can only be classified as Data Deficient (DD) within
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<bibRefCitation author="IUCN" journalOrPublisher="Revista Brasileira de Botanica" pageId="32" pageNumber="33" publicationUrl="http://s3.amazonaws.com/iucnredlist-newcms/staging/public/attachments/3097/redlist_cats_crit_en.pdf" refId="B8" refString="IUCN, 2012. IUCN Red List Categories and Criteria. Ed 2. International Union for the Conservation of Nature, Gland, Switzerland. http://s3.amazonaws.com/iucnredlist-newcms/staging/public/attachments/3097/redlist_cats_crit_en.pdf" title="IUCN Red List Categories and Criteria. Ed 2. International Union for the Conservation of Nature, Gland, Switzerland." url="http://s3.amazonaws.com/iucnredlist-newcms/staging/public/attachments/3097/redlist_cats_crit_en.pdf" year="2012">IUCN (2012)</bibRefCitation>
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guidelines. It would be treated as a "black star" species within the classification of
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<bibRefCitation author="Hawthorne, WD" journalOrPublisher="Revista Brasileira de Botanica" pageId="32" pageNumber="33" publicationUrl="http://herbaria-old.plants.ox.ac.uk/rbs/" refId="B7" refString="Hawthorne, WD, Marshall, CAM, 2016. A Manual for Rapid Botanical Survey (RBS) and measurement of vegetation bioquality. Published online, June 2016. Department of Plant Sciences, University of Oxford, U.K. http://herbaria-old.plants.ox.ac.uk/rbs/" title="A Manual for Rapid Botanical Survey (RBS) and measurement of vegetation bioquality. Published online, June 2016. Department of Plant Sciences, University of Oxford, U. K." url="http://herbaria-old.plants.ox.ac.uk/rbs/" year="2016">Hawthorne and Marshall (2016)</bibRefCitation>
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, but again this must be considered a provisional classification as no systematic search has been made for the species at the type locality or in other suitable habitats, although it must be presumed to be rare.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="20" pageNumber="21" type="etymology">
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<paragraph pageId="20" pageNumber="21">Etymology.</paragraph>
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<paragraph pageId="20" pageNumber="21">
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The epithet
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<taxonomicName authorityName="J. R. I. Wood & Scotland" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="kraholandica" order="Solanales" pageId="20" pageNumber="21" phylum="Tracheophyta" rank="species" species="kraholandica">
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<emphasis italics="true" pageId="20" pageNumber="21">kraholandica</emphasis>
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</taxonomicName>
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refers to Reserva
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<normalizedToken originalValue="Indígena">Indigena</normalizedToken>
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<normalizedToken originalValue="Krahó">Kraho</normalizedToken>
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, where this species was found.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="20" pageNumber="21" type="notes">
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<paragraph pageId="20" pageNumber="21">Note.</paragraph>
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<paragraph pageId="20" pageNumber="21">
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Molecular studies using
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<emphasis italics="true" pageId="20" pageNumber="21">ITS</emphasis>
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(unpublished data) place this species in a well-supported clade of mainly Brazilian species with
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<taxonomicName lsidName="I. bahiensis" pageId="20" pageNumber="21" rank="species" species="bahiensis">
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<emphasis italics="true" pageId="20" pageNumber="21">I. bahiensis</emphasis>
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</taxonomicName>
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Willd. ex Roem. & Schult.,
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<taxonomicName lsidName="I. squamosa" pageId="20" pageNumber="21" rank="species" species="squamosa">
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<emphasis italics="true" pageId="20" pageNumber="21">I. squamosa</emphasis>
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</taxonomicName>
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Choisy,
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<taxonomicName lsidName="I. eriocalyx" pageId="20" pageNumber="21" rank="species" species="eriocalyx">
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<emphasis italics="true" pageId="20" pageNumber="21">I. eriocalyx</emphasis>
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</taxonomicName>
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(Choisy) Meisn. and
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<taxonomicName lsidName="I. acanthocarpa" pageId="20" pageNumber="21" rank="species" species="acanthocarpa">
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<emphasis italics="true" pageId="20" pageNumber="21">I. acanthocarpa</emphasis>
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</taxonomicName>
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(Choisy) Aschers. & Schweinf., and more distantly with
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<taxonomicName lsidName="I. imperati" pageId="20" pageNumber="21" rank="species" species="imperati">
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<emphasis italics="true" pageId="20" pageNumber="21">I. imperati</emphasis>
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</taxonomicName>
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(Vahl) Griseb. and
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<taxonomicName lsidName="I. longeramosa" pageId="20" pageNumber="21" rank="species" species="longeramosa">
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<emphasis italics="true" pageId="20" pageNumber="21">I. longeramosa</emphasis>
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</taxonomicName>
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Choisy. It does not, however, resemble any of these species except perhaps
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<taxonomicName lsidName="I. longeramosa" pageId="20" pageNumber="21" rank="species" species="longeramosa">
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<emphasis italics="true" pageId="20" pageNumber="21">I. longeramosa</emphasis>
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</taxonomicName>
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, which differs in its cream-coloured flowers, longer peduncles 2-5 cm in length and quite different leaf shape. The leaf shape of
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<taxonomicName lsidName="I. kraholandica" pageId="20" pageNumber="21" rank="species" species="kraholandica">
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<emphasis italics="true" pageId="20" pageNumber="21">I. kraholandica</emphasis>
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</taxonomicName>
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is especially unusual. The lamina is essentially 3-lobed, the middle lobe lanceolate to oblong-lanceolate, the two laterals bifurcate or trifurcate, the lower lobe curved backwards whereas the upper and middle (when present) lobes are bent forward (Figure
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<figureCitation captionStart="Figure 12" captionStartId="F12" captionText="Figure 12. Ipomoea kraholandica. A habit B outer sepal C inner sepal D corolla opened out to show stamens E ovary and style F capsule and calyx G seed. Drawn by Rosemary Wise from A. A. Santos et al 719." figureDoi="10.3897/phytokeys.88.12891.figure12" httpUri="https://binary.pensoft.net/fig/160694" pageId="20" pageNumber="21">12</figureCitation>
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). The seeds are shortly hirsute, best described as tomentellous.
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</paragraph>
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<caption ID-Zenodo-Dep="1138051" doi="10.3897/phytokeys.88.12891.figure12" httpUri="https://binary.pensoft.net/fig/160694" pageId="20" pageNumber="21" start="Figure 12" startId="F12">
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<paragraph pageId="20" pageNumber="21">
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<emphasis bold="true" pageId="20" pageNumber="21">Figure 12.</emphasis>
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<taxonomicName authorityName="J. R. I. Wood & Scotland" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea kraholandica" order="Solanales" pageId="20" pageNumber="21" phylum="Tracheophyta" rank="species" species="kraholandica">
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<emphasis italics="true" pageId="20" pageNumber="21">Ipomoea kraholandica</emphasis>
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</taxonomicName>
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.
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<emphasis bold="true" pageId="20" pageNumber="21">A</emphasis>
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habit
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<emphasis bold="true" pageId="20" pageNumber="21">B</emphasis>
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outer sepal
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<emphasis bold="true" pageId="20" pageNumber="21">C</emphasis>
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inner sepal
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<emphasis bold="true" pageId="20" pageNumber="21">D</emphasis>
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corolla opened out to show stamens
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<emphasis bold="true" pageId="20" pageNumber="21">E</emphasis>
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ovary and style
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<emphasis bold="true" pageId="20" pageNumber="21">F</emphasis>
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capsule and calyx
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<emphasis bold="true" pageId="20" pageNumber="21">G</emphasis>
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seed. Drawn by Rosemary Wise from
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<emphasis italics="true" pageId="20" pageNumber="21">A.A. Santos et al</emphasis>
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719.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |