212 lines
16 KiB
XML
212 lines
16 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="ABFE7721885157D5922A1277652ADDB5" 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 dolichopoda J. R. I. Wood & R. Degen 2017, sp. nov." docType="treatment" docVersion="3" id="FF96FFA8FFCD17717013D224FF85FF9F" lastPageNumber="12" masterDocId="FF96FFA8FFCD17717013D224FF85FF9F" masterDocTitle="New species of Ipomoea (Convolvulaceae) from South America" masterLastPageNumber="38" masterPageNumber="1" pageNumber="11" 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="182225732" LSID="urn:lsid:plazi:treatment:ABFE7721885157D5922A1277652ADDB5" httpUri="http://treatment.plazi.org/id/ABFE7721885157D5922A1277652ADDB5" lastPageId="12" lastPageNumber="12" pageId="10" pageNumber="11">
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<subSubSection pageId="10" pageNumber="11" type="nomenclature">
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<paragraph pageId="10" pageNumber="11">
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<taxonomicName LSID="ABFE7721-8851-57D5-922A-1277652ADDB5" authority="J. R. I. Wood & R. Degen" authorityName="J. R. I. Wood & R. Degen" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea dolichopoda" order="Solanales" pageId="10" pageNumber="11" phylum="Tracheophyta" rank="species" species="dolichopoda" status="sp. nov.">
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<pageBreakToken pageId="10" pageNumber="11" start="start">Ipomoea</pageBreakToken>
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dolichopoda J.R.I.Wood & R.Degen
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</taxonomicName>
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<taxonomicNameLabel pageId="10" pageNumber="11">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Ipomoea dolichopoda. A habit B leaf apex C leaf base, showing peduncle and inflorescence D Outer sepal E inner sepal F corolla opened out to show stamens G ovary and style. Drawn by Rosemary Wise from I. Basualdo 002775." figureDoi="10.3897/phytokeys.88.12891.figure7" httpUri="https://binary.pensoft.net/fig/160689" pageId="10" pageNumber="11">Figure 7</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="11" pageNumber="12" type="diagnosis">
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<paragraph pageId="11" pageNumber="12">
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<pageBreakToken pageId="11" pageNumber="12" start="start">Diagnosis</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="11" pageNumber="12">
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<taxonomicName authorityName="J. R. I. Wood & R. Degen" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea dolichopoda" order="Solanales" pageId="11" pageNumber="12" phylum="Tracheophyta" rank="species" species="dolichopoda">
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<emphasis italics="true" pageId="11" pageNumber="12">Ipomoea dolichopoda</emphasis>
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</taxonomicName>
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resembles
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<taxonomicName lsidName="I. attenuata" pageId="11" pageNumber="12" rank="species" species="attenuata">
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<emphasis italics="true" pageId="11" pageNumber="12">I. attenuata</emphasis>
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</taxonomicName>
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in the oblong, shortly petiolate leaves, persistent bracteoles and ovate sepals with a distinct truncate base and attenuate apex but differs in the long, stiff white hairs, 1-2 mm in length, which are scattered over all vegetative parts, the very short primary peduncles combined with very long secondary peduncles, the pilose outer sepals and the glabrous exterior of the corolla. Table
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<tableCitation captionStart="Table 1" captionStartId="T1" captionText="Table 1. Differences between Ipomoea campestris, I. attenuata, I. dolichopoda and I. ensiformis." httpUri="http://table.plazi.org/id/4F2F0CBEC0C2B495B6853794F74427ED" pageId="11" pageNumber="12" tableUuid="4F2F0CBEC0C2B495B6853794F74427ED">1</tableCitation>
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.
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</paragraph>
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<caption ID-Zenodo-Dep="1138077" doi="10.3897/phytokeys.88.12891.figure7" httpUri="https://binary.pensoft.net/fig/160689" pageId="11" pageNumber="12" start="Figure 7" startId="F7">
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<paragraph pageId="11" pageNumber="12">
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<emphasis bold="true" pageId="11" pageNumber="12">Figure 7.</emphasis>
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<taxonomicName authorityName="J. R. I. Wood & R. Degen" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea dolichopoda" order="Solanales" pageId="11" pageNumber="12" phylum="Tracheophyta" rank="species" species="dolichopoda">
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<emphasis italics="true" pageId="11" pageNumber="12">Ipomoea dolichopoda</emphasis>
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</taxonomicName>
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.
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<emphasis bold="true" pageId="11" pageNumber="12">A</emphasis>
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habit
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<emphasis bold="true" pageId="11" pageNumber="12">B</emphasis>
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leaf apex
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<emphasis bold="true" pageId="11" pageNumber="12">C</emphasis>
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leaf base, showing peduncle and inflorescence
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<emphasis bold="true" pageId="11" pageNumber="12">D</emphasis>
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Outer sepal
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<emphasis bold="true" pageId="11" pageNumber="12">E</emphasis>
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inner sepal
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<emphasis bold="true" pageId="11" pageNumber="12">F</emphasis>
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corolla opened out to show stamens
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<emphasis bold="true" pageId="11" pageNumber="12">G</emphasis>
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ovary and style. Drawn by Rosemary Wise from
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<emphasis italics="true" pageId="11" pageNumber="12">I. Basualdo</emphasis>
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002775.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="11" pageNumber="12" type="materials_examined">
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<paragraph pageId="11" pageNumber="12">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="11" pageNumber="12">
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<materialsCitation collectingDate="2017-01-01" collectingDateMax="2017-12-31" collectingDateMin="2017-01-01" collectorName="I. Basualdo" country="PARAGUAY" latitude="-26.166666" location="Castor Cue" longLatPrecision="1243" longitude="-55.333332" specimenCount="1" stateProvince="Caazapa" typeStatus="holotype">
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<collectingCountry name="Paraguay">PARAGUAY</collectingCountry>
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.
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<normalizedToken originalValue="Caazapá">
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<collectingRegion country="Paraguay" name="Caazapa">Caazapa</collectingRegion>
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</normalizedToken>
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,
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<location LSID="urn:lsid:plazi:treatment:ABFE7721885157D5922A1277652ADDB5:B1BCC2B2FF1A60BDFC8465531DF34321" country="PARAGUAY" latitude="-26.166666" longLatPrecision="1243" longitude="-55.333332" name="Castor Cue" stateProvince="Caazapa">Castor Cue</location>
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,
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<geoCoordinate degrees="26" direction="south" minutes="10" orientation="latitude" precision="925" value="-26.166666">26°10'S</geoCoordinate>
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,
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<geoCoordinate degrees="55" direction="west" minutes="20" orientation="longitude" precision="925" value="-55.333332">55°20'W</geoCoordinate>
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,
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<emphasis italics="true" pageId="11" pageNumber="12">
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<collectorName>I. Basualdo</collectorName>
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</emphasis>
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002775 (
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<typeStatus>holotype</typeStatus>
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FCQ, isotype MO)
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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="11" pageNumber="12" type="description">
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<paragraph pageId="11" pageNumber="12">Description.</paragraph>
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<paragraph pageId="11" pageNumber="12">
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Trailing herb, probably perennial; stems thinly pilose with white hairs. Leaves petiolate, 4-6.5
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<normalizedToken originalValue="×">x</normalizedToken>
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0.8-1.5 cm, slightly oblique, oblong, base cuneate, apex obtuse and mucronate, margins ciliate, adaxially glabrous, punctate, abaxially pilose on the veins; petioles 7-8 mm, thinly pilose. Inflorescence of pedunculate axillary cymes with 1-4 flowers borne on long secondary peduncles; primary peduncles 0.3-1.2 cm; secondary peduncles 7-12 cm, thinly pilose; bracteoles 9-12
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<normalizedToken originalValue="×">x</normalizedToken>
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1 mm, filiform, persistent till anthesis; pedicels 8-15 mm, pilose; sepals 10-14
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<normalizedToken originalValue="×">x</normalizedToken>
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3-4 mm, ovate, finely acuminate to a mucronate apex, base rounded to truncate, outer sepals pilose except at margins, inner sepals slightly shorter with glabrous, scarious margins; corolla c. 5.5 cm long, broadly funnel-shaped, glabrous even in bud, pink, limb c. 3.5 cm diam.; stamens unequal, filaments, glabrous except at base, longer pair c. 1.8 cm, shorter c. 1 cm, anthers linear, 4 mm, included; ovary presumably bilocular; stigma bi-globose. Capsule and seeds unknown.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="11" pageNumber="12" type="distribution">
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<paragraph pageId="11" pageNumber="12">Distribution and habitat.</paragraph>
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<paragraph pageId="11" pageNumber="12">
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PARAGUAY. Only known from the type collection which was found in
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<normalizedToken originalValue="“praderas,”">"praderas,"</normalizedToken>
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presumably some kind of cerrado grassland in eastern Paraguay. Figure
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Map of Eastern Brazil and Paraguay showing distribution of Ipomoea attenuata (▲), I. dasycarpa (■) and I. dolichopoda (✖)." figureDoi="10.3897/phytokeys.88.12891.figure2" httpUri="https://binary.pensoft.net/fig/160683" pageId="11" pageNumber="12">2</figureCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="11" pageNumber="12" type="conservation status">
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<paragraph pageId="11" pageNumber="12">Conservation status.</paragraph>
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<paragraph pageId="11" pageNumber="12">
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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="11" pageNumber="12" type="etymology">
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<paragraph pageId="11" pageNumber="12">Etymology.</paragraph>
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<paragraph pageId="11" pageNumber="12">
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The epithet
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<taxonomicName authorityName="J. R. I. Wood & R. Degen" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="dolichopoda" order="Solanales" pageId="11" pageNumber="12" phylum="Tracheophyta" rank="species" species="dolichopoda">
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<emphasis italics="true" pageId="11" pageNumber="12">dolichopoda</emphasis>
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</taxonomicName>
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meaning
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<normalizedToken originalValue="“long-stalked”">"long-stalked"</normalizedToken>
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refers to the exceptionally long secondary peduncles of the inflorescence.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="12" lastPageNumber="13" pageId="11" pageNumber="12" type="notes">
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<paragraph pageId="11" pageNumber="12">Notes.</paragraph>
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<paragraph lastPageId="12" lastPageNumber="13" pageId="11" pageNumber="12">
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This species has a strong superficial resemblance to
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<taxonomicName lsidName="I. attenuata" pageId="11" pageNumber="12" rank="species" species="attenuata">
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<emphasis italics="true" pageId="11" pageNumber="12">I. attenuata</emphasis>
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</taxonomicName>
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, described above. Both species have somewhat similar oblong, shortly petiolate leaves and ovate sepals with a distinct truncate base and acuminate apex. The persistent bracteoles are also somewhat similar.
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<taxonomicName authorityName="J. R. I. Wood & R. Degen" authorityYear="2017" class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea dolichopoda" order="Solanales" pageId="11" pageNumber="12" phylum="Tracheophyta" rank="species" species="dolichopoda">
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<emphasis italics="true" pageId="11" pageNumber="12">Ipomoea dolichopoda</emphasis>
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</taxonomicName>
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, however, can be distinguished at first glance by the long white hairs which are scattered over all vegetative parts including the pedicels and sepals. It is also distinct in the very short primary peduncles combined with the very long secondary peduncles, a combination that in our experience is unique
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<pageBreakToken pageId="12" pageNumber="13" start="start">in</pageBreakToken>
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<taxonomicName class="Magnoliopsida" family="Convolvulaceae" genus="Ipomoea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Ipomoea" order="Solanales" pageId="12" pageNumber="13" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="12" pageNumber="13">Ipomoea</emphasis>
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</taxonomicName>
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. The glabrous exterior of the corolla is another distinguishing feature which raises doubts about the relationship of the two species and serves to distinguish it from
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<taxonomicName lsidName="I. delphinioides" pageId="12" pageNumber="13" rank="species" species="delphinioides">
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<emphasis italics="true" pageId="12" pageNumber="13">I. delphinioides</emphasis>
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</taxonomicName>
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Choisy, with which it has been identified.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |