203 lines
14 KiB
XML
203 lines
14 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="1015B33922A1579BBF949AD0A5ED7BD6" 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 walteri J. R. I. Wood & Scotland 2017, sp. nov." docType="treatment" docVersion="3" id="FF96FFA8FFCD17717013D224FF85FF9F" lastPageNumber="32" masterDocId="FF96FFA8FFCD17717013D224FF85FF9F" masterDocTitle="New species of Ipomoea (Convolvulaceae) from South America" masterLastPageNumber="38" masterPageNumber="1" pageNumber="30" 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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<subSection lastPageId="31" lastPageNumber="32" pageId="29" pageNumber="30" type="taxonomy">
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<treatment ID-GBIF-Taxon="182225743" LSID="urn:lsid:plazi:treatment:1015B33922A1579BBF949AD0A5ED7BD6" httpUri="http://treatment.plazi.org/id/1015B33922A1579BBF949AD0A5ED7BD6" lastPageId="31" lastPageNumber="32" pageId="29" pageNumber="30">
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<subSubSection pageId="29" pageNumber="30" type="nomenclature">
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<paragraph pageId="29" pageNumber="30">
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<taxonomicName LSID="1015B339-22A1-579B-BF94-9AD0A5ED7BD6" 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 walteri" order="Solanales" pageId="29" pageNumber="30" phylum="Tracheophyta" rank="species" species="walteri" status="sp. nov.">Ipomoea walteri J.R.I.Wood & Scotland</taxonomicName>
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<taxonomicNameLabel pageId="29" pageNumber="30">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Ipomoea walteri. A habit B adaxial leaf surface C abaxial leaf surface D outer sepal E inner sepal. Drawn by Rosemary Wise from B. M. T. Walter et al. 4734." figureDoi="10.3897/phytokeys.88.12891.figure19" httpUri="https://binary.pensoft.net/fig/160702" pageId="29" pageNumber="30">Figure 19</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="29" pageNumber="30" type="diagnosis">
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<paragraph pageId="29" pageNumber="30">Diagnosis.</paragraph>
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<paragraph pageId="29" pageNumber="30">
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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 walteri" order="Solanales" pageId="29" pageNumber="30" phylum="Tracheophyta" rank="species" species="walteri">
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<emphasis italics="true" pageId="29" pageNumber="30">Ipomoea walteri</emphasis>
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</taxonomicName>
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is close to
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<taxonomicName lsidName="I. sericophylla" pageId="29" pageNumber="30" rank="species" species="sericophylla">
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<emphasis italics="true" pageId="29" pageNumber="30">I. sericophylla</emphasis>
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</taxonomicName>
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but distinct because of the long-pedunculate lax inflorescence, adaxially nearly glabrous leaves and unequal sepals, the inner noticeably shorter than the outer. Particularly distinct are the strongly cuspidate leaves with a distinct apical mucro c. 3 mm long which is only matched in a few very different species, such as
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<taxonomicName lsidName="I. daturiflora" pageId="29" pageNumber="30" rank="species" species="daturiflora">
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<emphasis italics="true" pageId="29" pageNumber="30">I. daturiflora</emphasis>
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</taxonomicName>
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Meisn.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="29" pageNumber="30" type="materials_examined">
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<paragraph pageId="29" pageNumber="30">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="29" pageNumber="30">
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<materialsCitation accessionNumber="CEN58673" collectingDate="2017-01-01" collectingDateMax="2017-12-31" collectingDateMin="2017-01-01" collectorName="da Serra de Jipe, B. M. T. Walter, E. Gomes, G. Pereira-Silva, S. Pereira de Souza" country="BRAZIL" county="Colinas do Sul" elevation="500" location="Pereira de Souza" municipality="Serra de Jipe" specimenCount="1" stateProvince="Goias" typeStatus="holotype">
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<collectingCountry name="Brazil">BRAZIL</collectingCountry>
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.
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<normalizedToken originalValue="Goiás">
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<collectingRegion country="Brazil" name="Goias">Goias</collectingRegion>
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</normalizedToken>
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:
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<collectingCounty>Colinas do Sul</collectingCounty>
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, arredores
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<collectorName>
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da
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<collectingMunicipality>Serra de Jipe</collectingMunicipality>
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</collectorName>
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,
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<quantity metricMagnitude="2" metricUnit="m" metricValue="5.0" unit="m" value="500.0">
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<elevation metricMagnitude="2" metricUnit="m" metricValue="5.0" unit="m" value="500.0">500 m</elevation>
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</quantity>
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,
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<emphasis italics="true" pageId="29" pageNumber="30">
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<collectorName>B.M.T. Walter</collectorName>
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,
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<collectorName>E. Gomes</collectorName>
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,
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<collectorName>G. Pereira-Silva</collectorName>
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&
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<collectorName>
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S.
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<location LSID="urn:lsid:plazi:treatment:1015B33922A1579BBF949AD0A5ED7BD6:CCE15EE51FF1EAC4A3B7B80C871EA3B3" country="BRAZIL" county="Colinas do Sul" municipality="Serra de Jipe" name="Pereira de Souza" stateProvince="Goias">Pereira de Souza</location>
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</collectorName>
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</emphasis>
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4734 (
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<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/CEN58673">CEN58673</accessionNumber>
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)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="31" lastPageNumber="32" pageId="29" pageNumber="30" type="description">
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<paragraph pageId="29" pageNumber="30">Description.</paragraph>
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<paragraph lastPageId="31" lastPageNumber="32" pageId="29" pageNumber="30">
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Liana of unknown height, stems thinly pubescent; leaves petiolate, 3-5
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<normalizedToken originalValue="×">x</normalizedToken>
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3.5-5.5 cm, ovate, apex obtuse and long-cuspidate (mucro c. 3-4 mm),
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<pageBreakToken pageId="30" pageNumber="31" start="start">base</pageBreakToken>
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cordate with rounded auricles, adaxially very sparsely pubescent to subglabrous, abaxially grey tomentose, gland-dotted; petioles 2.5-3.5 cm. Inflorescence of long-pedunculate lax axillary cymes; peduncles 7-11 cm; bracteoles caducous,
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<pageBreakToken pageId="31" pageNumber="32" start="start">not</pageBreakToken>
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seen, secondary peduncles 0.3-2.2 cm; tertiary peduncles c. 10 mm; pedicels 4-5 mm; sepals unequal, outer 11-12
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<normalizedToken originalValue="×">x</normalizedToken>
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8-9 mm, obovate-elliptic, rounded, thinly tomentellous; inner 8-9
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<normalizedToken originalValue="×">x</normalizedToken>
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6 mm, the central part densely tomentose, margins broad, glabrous, scarious; corolla 5.5 cm long, appearing broadly tubular but not fully open, probably funnel-shaped when open, pale pink; stamens unequal, longer c. 1.5-1.8 cm, shorter c. 1-1.2 cm; anthers 3 mm, included; style 2-2.3 cm, stigma bi-globose.
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</paragraph>
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<caption ID-Zenodo-Dep="1138065" doi="10.3897/phytokeys.88.12891.figure19" httpUri="https://binary.pensoft.net/fig/160702" pageId="31" pageNumber="32" start="Figure 19" startId="F19">
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<paragraph pageId="31" pageNumber="32">
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<emphasis bold="true" pageId="31" pageNumber="32">Figure 19.</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 walteri" order="Solanales" pageId="31" pageNumber="32" phylum="Tracheophyta" rank="species" species="walteri">
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<emphasis italics="true" pageId="31" pageNumber="32">Ipomoea walteri</emphasis>
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</taxonomicName>
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.
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<emphasis bold="true" pageId="31" pageNumber="32">A</emphasis>
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habit
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<emphasis bold="true" pageId="31" pageNumber="32">B</emphasis>
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adaxial leaf surface
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<emphasis bold="true" pageId="31" pageNumber="32">C</emphasis>
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abaxial leaf surface
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<emphasis bold="true" pageId="31" pageNumber="32">D</emphasis>
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outer sepal
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<emphasis bold="true" pageId="31" pageNumber="32">E</emphasis>
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inner sepal. Drawn by Rosemary Wise from
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<emphasis italics="true" pageId="31" pageNumber="32">B.M.T. Walter et al.</emphasis>
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4734.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="31" pageNumber="32" type="distribution">
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<paragraph pageId="31" pageNumber="32">Distribution and habitat.</paragraph>
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<paragraph pageId="31" pageNumber="32">
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BRAZIL.
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<normalizedToken originalValue="Goiás">Goias</normalizedToken>
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. Known only from the type collection. It was recorded as growing in gallery forest. 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="31" pageNumber="32">9</figureCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="31" pageNumber="32" type="conservation status">
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<paragraph pageId="31" pageNumber="32">Conservation status.</paragraph>
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<paragraph pageId="31" pageNumber="32">
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Field notes give no data about the frequency of this species and in the absence of other collections or any information about threats to its habitat, it can only be classified as Data Deficient (DD) within IUCN 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="31" pageNumber="32" type="etymology">
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<paragraph pageId="31" pageNumber="32">Etymology.</paragraph>
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<paragraph pageId="31" pageNumber="32">This species is named after the collector Bruno Walter, who is a leading research worker for Embrapa at the Cenargen Herbarium in Brasilia and a specialist in the Flora of the Cerrado.</paragraph>
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</subSubSection>
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<subSubSection pageId="31" pageNumber="32" type="notes">
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<paragraph pageId="31" pageNumber="32">Note.</paragraph>
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<paragraph pageId="31" pageNumber="32">
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Although we have not been able to sequence this species,
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<taxonomicName lsidName="I. walteri" pageId="31" pageNumber="32" rank="species" species="walteri">
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<emphasis italics="true" pageId="31" pageNumber="32">I. walteri</emphasis>
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</taxonomicName>
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clearly belongs to the large clade of around 70 species almost restricted to South America, which is characterised morphologically by the pubescent exterior of the corolla and the subequal, pubescent, ovate herbaceous sepals. The strongly cuspidate leaves with a distinct apical mucro are particularly distinctive.
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</paragraph>
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</subSubSection>
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</treatment>
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</subSection>
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</document> |