153 lines
12 KiB
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153 lines
12 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.51.7104" ID-PMC="PMC4489078" ID-Pensoft-Pub="1314-2003-51-1" ID-Pensoft-UUID="E76E3938E216FF804849B803C469FE14" ID-PubMed="26140023" ID-Zenodo-Dep="576310" ModsDocID="1314-2003-51-1" checkinTime="1451251513006" checkinUser="pensoft" docAuthor="Wood, John R. I., Williams, Bethany R. M., Mitchell, Thomas C., Carine, Mark A., Harris, David J. & Scotland, Robert W." docDate="2015" docId="226EACCB25D0522DA92337F54021952B" docLanguage="en" docName="PhytoKeys 51: 1-282" docOrigin="PhytoKeys 51" docPubDate="2015-06-18" docSource="http://dx.doi.org/10.3897/phytokeys.51.7104" docTitle="Convolvulus xanthopotamicus J. R. I. Wood & R. W. Scotland 2015, sp. nov." docType="treatment" docVersion="3" id="E76E3938E216FF804849B803C469FE14" lastPageNumber="153" masterDocId="E76E3938E216FF804849B803C469FE14" masterDocTitle="A foundation monograph of Convolvulus L. (Convolvulaceae)" masterLastPageNumber="282" masterPageNumber="1" pageNumber="152" updateTime="1668141381863" 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>A foundation monograph of Convolvulus L. (Convolvulaceae)</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, South Parks Road, University of Oxford, OX 1 3 RB, UK & Honorary Research Associate, Royal Botanic Gardens, Kew</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>Williams, Bethany R. M.</mods:namePart>
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<mods:affiliation>Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK & Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, 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>Mitchell, Thomas C.</mods:namePart>
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<mods:affiliation>Plant Biodiversity Research, Technische Universitaet Muenchen, Maximus-von-Imhof Forum 2, 85354 Freising, Germany</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>Carine, Mark A.</mods:namePart>
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<mods:affiliation>Department of Life Sciences, Natural History Museum, Cromwell Road, London SW 7 5 BD, 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>Harris, David J.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-6801-2484</mods:nameIdentifier>
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<mods:affiliation>Royal Botanic Garden Edinburgh, 20 A Inverleith Row, Edinburgh EH 3 5 LR, 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>Scotland, Robert W.</mods:namePart>
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<mods:affiliation>Department of Plant Sciences, South Parks Road, University of Oxford, OX 1 3 RB, UK</mods:affiliation>
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<mods:nameIdentifier type="email">robert.scotland@plants.ox.ac.uk</mods:nameIdentifier>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>PhytoKeys</mods:title>
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<mods:part>
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<mods:date>2015</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2015-06-18</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>51</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>282</mods:end>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/phytokeys.51.7104</mods:url>
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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.51.7104</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-51-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">E76E3938E216FF804849B803C469FE14</mods:identifier>
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<mods:identifier type="Zenodo-Dep">576310</mods:identifier>
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<treatment ID-GBIF-Taxon="182228202" LSID="urn:lsid:plazi:treatment:226EACCB25D0522DA92337F54021952B" httpUri="http://treatment.plazi.org/id/226EACCB25D0522DA92337F54021952B" lastPageId="152" lastPageNumber="153" pageId="151" pageNumber="152">
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<subSubSection pageId="151" pageNumber="152" type="nomenclature">
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<paragraph pageId="151" pageNumber="152">
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133.
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<taxonomicName LSID="226EACCB-25D0-522D-A923-37F54021952B" authority="J. R. I. Wood & R. W. Scotland" authorityName="J. R. I. Wood & R. W. Scotland" authorityYear="2015" class="Magnoliopsida" family="Convolvulaceae" genus="Convolvulus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Convolvulus xanthopotamicus" order="Solanales" pageId="151" pageNumber="152" phylum="Tracheophyta" rank="species" species="xanthopotamicus" status="sp. nov.">Convolvulus xanthopotamicus J.R.I.Wood & R.W.Scotland</taxonomicName>
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<taxonomicNameLabel pageId="151" pageNumber="152">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Habits of the four new species described in this treatment. A Convolvulus austroafricanus B Convolvulus peninsularis C Convolvulus xanthopotamicus D Convolvulus iranicus A from Fanshawe 6566 (K) B from Whitcombe 807 (E) C from Purdom s. n. (K) D from Alava & Bokhari 10629 (W)." pageId="151" pageNumber="152">Figures 2c</figureCitation>
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<figureCitation captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. 1 - 7 Convolvulus divaricatus 1 leaves 2 bracteole 3 outer sepal 4 middle sepal 5 inner sepal 6 stamen 7 ovary and style. From Drabov 287 (B) 8 - 14 Convolvulus gracillimus 8 flowering branch 9 leaf 10 outer sepal 11 middle sepal 12 inner sepal 13 stamen 14 ovary and style. From Rechinge r 16080 (W) 15 - 20 Convolvulus sarothrocladus 15 leaves 16 outer sepal 17 middle sepal 18 inner sepal 19 stamen 20 ovary and style 15 from sin coll. (JE) 16 - 20 from Haussknech t s. n. (W) 21 - 26 Convolvulus pseudocantabrica subsp. askabadensis 21 leaves 22 outer sepal 23 middle sepal 24 inner sepal 25 stamen 26 ovary and style. From Gauba 1623 (B) 27 - 33 Convolvulus ammannii 27 leaf 28 outer sepal 29 inner sepal 30 stamen 31 ovary and style 32 sepals and capsule 33 seeds. From Hsia 20 / 7 / 1931 (K) 34 - 37 Convolvulus xanthopotamicus 34 shoot showing woody stem and branching 35 leaf 36 outer sepal 37 inner sepal. From Purdom s. n. (K)." pageId="151" pageNumber="152">and 17, t. 34-37.</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="151" pageNumber="152" type="diagnosis">
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<paragraph pageId="151" pageNumber="152">Diagnosis.</paragraph>
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<paragraph pageId="151" pageNumber="152">
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Maxime affine
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<taxonomicName authorityName="Desr., Encycl. [Lamarck et al.] 3: 549. 1792. (Desrousseaux" authorityYear="1792" class="Magnoliopsida" family="Convolvulaceae" genus="Convolvulus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Convolvulus ammannii" order="Solanales" pageId="151" pageNumber="152" phylum="Tracheophyta" rank="species" species="ammannii">
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<emphasis italics="true" pageId="151" pageNumber="152">Convolvulus ammannii</emphasis>
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</taxonomicName>
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Desr. sed floribus terminalibus solitariis vel in cymis terminalibus dispositis, sepalis corollaque longioribus, caule lignosa distincta.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="151" pageNumber="152" type="type">
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<paragraph pageId="151" pageNumber="152">Type.</paragraph>
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<paragraph pageId="151" pageNumber="152">
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CHINA, Shensi, Hancheng Sian, 1914,
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<emphasis italics="true" pageId="151" pageNumber="152">W. Purdom</emphasis>
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s.n. (holotype K001067037!; isotypes K!).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="152" lastPageNumber="153" pageId="151" pageNumber="152" type="description">
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<paragraph pageId="151" pageNumber="152">Description.</paragraph>
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<paragraph lastPageId="152" lastPageNumber="153" pageId="151" pageNumber="152">
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Much branched perennial undershrub with erect stems to c. 20 cm; old stems woody and rigid, weakly divaricate, up to 10 mm thick, new growth herbaceous grey-sericeous. Leaves sessile, 4-40
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5 mm, linear, acute, grey-sericeous. Flowers terminal, solitary or in small dichasial cymes, the branches appressed pilose, up to 6 mm long; bracts and bracteoles not clearly differentiated, 1-10
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5 mm, linear; peduncles not differentiated from the stem; pedicels 1-3 mm; outer se
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<pageBreakToken pageId="152" pageNumber="153" start="start">pals</pageBreakToken>
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6-7
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-3.5 mm, elliptic to obovate, caudate, densely pilose; inner sepals 5
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<normalizedToken originalValue="×">x</normalizedToken>
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3-4 mm, ovate, caudate, convex, somewhat scarious, thinly pilose; corolla 1.5-2 cm, unlobed, midpetaline bands pilose; filaments 4 mm long, glabrous, anthers 2 mm, sagittate; ovary 2 mm long, conical, comose, style pilose below, divided 3-7 mm above base, persistent; stigmas 1.75 mm; capsule 2
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<normalizedToken originalValue="×">x</normalizedToken>
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3.5 mm, pubescent, capped by the persistent style; seeds 1.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1 mm, conical with a rounded base, pubescent, blackish-brown.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="152" pageNumber="153" type="distribution">
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<paragraph pageId="152" pageNumber="153">Distribution.</paragraph>
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<paragraph pageId="152" pageNumber="153">
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China: Shanxi, Hanchengsian; Henan, Loyan, Shan Xian, Sanmenxia Gorge, on left bank of Yellow River (
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<emphasis italics="true" pageId="152" pageNumber="153">M.P. Petrov</emphasis>
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s.n. [27/5/1957]).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="152" pageNumber="153" type="notes">
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<paragraph pageId="152" pageNumber="153">Notes.</paragraph>
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<paragraph pageId="152" pageNumber="153">
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Similar to
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<taxonomicName authorityName="Desr., Encycl. [Lamarck et al.] 3: 549. 1792. (Desrousseaux" authorityYear="1792" class="Magnoliopsida" family="Convolvulaceae" genus="Convolvulus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Convolvulus ammannii" order="Solanales" pageId="152" pageNumber="153" phylum="Tracheophyta" rank="species" species="ammannii">
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<emphasis italics="true" pageId="152" pageNumber="153">Convolvulus ammannii</emphasis>
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</taxonomicName>
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but flowers all terminal, the stem somewhat woody and slightly divaricate, the sepals and corolla both significantly longer and leaves strictly linear.
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</paragraph>
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<paragraph pageId="152" pageNumber="153">This species is only known from two collections from the Hwang Ho (Yellow River) region of north China. The Petrov collection at LE has entirely solitary terminal flowers, while in the Purdom collection (K) some branches terminate in solitary flowers while in others the flowers are arranged in terminal dichasial cymes.</paragraph>
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<paragraph pageId="152" pageNumber="153">
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This species may be rare and threatened or simply overlooked but for the time being should be classified as Data Deficient (DD) within
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<bibRefCitation author="IUCN" journalOrPublisher="International Union for the Conservation of Nature, Gland, Switzerland" pageId="204" pageNumber="205" refId="B159" refString="IUCN, 2012. Guidelines for application of IUCN Red List Criteria at Regional and National Levels. International Union for the Conservation of Nature, Gland, Switzerland" title="Guidelines for application of IUCN Red List Criteria at Regional and National Levels" year="2012">IUCN (2012)</bibRefCitation>
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guidelines. The epithet "
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<emphasis italics="true" pageId="152" pageNumber="153">xanthopotamicus</emphasis>
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" refers to the Yellow River or Hwang Ho to whose valley system it is restricted.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |