185 lines
15 KiB
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185 lines
15 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.138.38674" ID-PMC="PMC6969027" ID-Pensoft-Pub="1314-2003-138-3" ID-Pensoft-UUID="70E33E044DB551A7A3994CC1BB33ABA6" ID-PubMed="31988601" ModsDocID="1314-2003-138-3" checkinTime="1578758036833" checkinUser="pensoft" docAuthor="Aung, Aye Thida, Huang, Jian, Do, Truong Van, Song, Ai, Liu, Jia, Zhou, Zhe-Kun & Su, Tao" docDate="2020" docId="5610C311C5DB5068AD03CFF770BF5CA2" docLanguage="en" docName="PhytoKeys 138: 3-15" docOrigin="PhytoKeys 138" docSource="http://dx.doi.org/10.3897/phytokeys.138.38674" docTitle="Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou 2020, sp. nov." docType="treatment" docVersion="5" id="70E33E044DB551A7A3994CC1BB33ABA6" lastPageNumber="3" masterDocId="70E33E044DB551A7A3994CC1BB33ABA6" masterDocTitle="Three new fossil records of Equisetum (Equisetaceae) from the Neogene of south-western China and northern Vietnam" masterLastPageNumber="15" masterPageNumber="3" pageNumber="3" updateTime="1668139620805" 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>Three new fossil records of Equisetum (Equisetaceae) from the Neogene of south-western China and northern Vietnam</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>Aung, Aye Thida</mods:namePart>
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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>Huang, Jian</mods:namePart>
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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>Do, Truong Van</mods:namePart>
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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>Song, Ai</mods:namePart>
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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>Liu, Jia</mods:namePart>
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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>Zhou, Zhe-Kun</mods:namePart>
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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>Su, Tao</mods:namePart>
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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>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>138</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>3</mods:start>
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<mods:end>15</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.138.38674</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.138.38674</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-138-3</mods:identifier>
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<mods:identifier type="Pensoft-UUID">70E33E044DB551A7A3994CC1BB33ABA6</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="161672005" LSID="urn:lsid:plazi:treatment:5610C311C5DB5068AD03CFF770BF5CA2" httpUri="http://treatment.plazi.org/id/5610C311C5DB5068AD03CFF770BF5CA2" lastPageNumber="3" pageId="0" pageNumber="3">
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<subSubSection pageId="0" pageNumber="3" type="nomenclature">
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<paragraph pageId="0" pageNumber="3">
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<taxonomicName LSID="5610C311-C5DB-5068-AD03-CFF770BF5CA2" authority="A. T. Aung, T. Su & Z. K. Zhou" authorityName="A. T. Aung, T. Su & Z. K. Zhou" authorityYear="2020" class="Sphenopsida" family="Equisetaceae" genus="Equisetum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Equisetum yongpingense" order="Equisetales" pageId="0" pageNumber="3" phylum="Tracheophyta" rank="species" species="yongpingense" status="sp. nov.">Equisetum yongpingense A.T.Aung, T.Su & Z.K. Zhou</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="3">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="holotype">
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<paragraph pageId="0" pageNumber="3">Holotype.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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XTBGYP0748 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="paratypes">
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<paragraph pageId="0" pageNumber="3">Paratypes.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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XTBGYP0747 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3B</figureCitation>
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), XTBGYP1014 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3C</figureCitation>
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), XTBGYP1015 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3D</figureCitation>
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), XTBGYP0750 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3E</figureCitation>
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), XTBGYP0749 (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3F</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="3">
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<emphasis bold="true" pageId="0" pageNumber="3">Figure 3.</emphasis>
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<taxonomicName authorityName="A. T. Aung, T. Su & Z. K. Zhou" authorityYear="2020" class="Sphenopsida" family="Equisetaceae" genus="Equisetum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Equisetum yongpingense" order="Equisetales" pageId="0" pageNumber="3" phylum="Tracheophyta" rank="species" species="yongpingense">
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<emphasis italics="true" pageId="0" pageNumber="3">Equisetum yongpingense</emphasis>
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</taxonomicName>
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A.T.Aung, T.Su & Z.K.Zhou, sp. nov. Specimen numbers:
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<emphasis bold="true" pageId="0" pageNumber="3">A</emphasis>
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XTBGYP0748
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<emphasis bold="true" pageId="0" pageNumber="3">B</emphasis>
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XTBGYP0747
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<emphasis bold="true" pageId="0" pageNumber="3">C</emphasis>
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XTBGYP1014
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<emphasis bold="true" pageId="0" pageNumber="3">D</emphasis>
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XTBGYP1015
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<emphasis bold="true" pageId="0" pageNumber="3">E</emphasis>
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XTBGYP0750
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<emphasis bold="true" pageId="0" pageNumber="3">F</emphasis>
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XTBGYP0749. Scale bars: 1cm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="locality">
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<paragraph pageId="0" pageNumber="3">Locality.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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Sanying Formation, Longmen Village, Yongping County, western Yunnan Province, south-western China (
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<geoCoordinate degrees="25.518" direction="north" orientation="latitude" precision="55" value="25.518">25.518N</geoCoordinate>
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,
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<geoCoordinate degrees="99.519" direction="east" orientation="longitude" precision="55" value="99.519">99.519E</geoCoordinate>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="age">
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<paragraph pageId="0" pageNumber="3">Age.</paragraph>
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<paragraph pageId="0" pageNumber="3">The late Pliocene.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="repository">
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<paragraph pageId="0" pageNumber="3">Repository.</paragraph>
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<paragraph pageId="0" pageNumber="3">Paleoecology Collections, Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="etymology">
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<paragraph pageId="0" pageNumber="3">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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The species name '
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<emphasis italics="true" pageId="0" pageNumber="3">yongpingense</emphasis>
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' means that fossils are from Yongping County, south-western China.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="diagnosis">
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<paragraph pageId="0" pageNumber="3">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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Rhizomes with internodes and round nodes; fibrous roots on most nodes; two to four bunches of tubers arranged in a whorl on a node (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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); tubers cylindrical in shape, one to two tubers on each bunch (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-B</figureCitation>
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); longitudinal ridges not observed on the surface of tuber; the tip of tuber mucronate (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="3" type="description">
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<paragraph pageId="0" pageNumber="3">Description.</paragraph>
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<paragraph pageId="0" pageNumber="3">
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Rhizomes have both internodes and nodes (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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). The internode is ~0.5 to 0.8 cm wide, the length is up to 5.1 cm (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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). The node is round and ~0.7 to 1.0 cm in diameter (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-B</figureCitation>
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). Most nodes have fibrous roots ~ 0.1 to 0.2&nbsp;cm wide. Two to six bunches of tubers attach on one node and are arranged in a whorl (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-B</figureCitation>
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). One to two tubers are preserved on each bunch (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-B</figureCitation>
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). Tubers are cylindrical, ~ 1.5 to 3.4 cm long and 0.6 to 1.2 cm wide (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-F</figureCitation>
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). Ridges were not observed on the surface of each tuber (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A-B, E</figureCitation>
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). The tip of tuber is mucronate (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Equisetum yongpingense A. T. Aung, T. Su & Z. K. Zhou, sp. nov. Specimen numbers: A XTBGYP 0748 B XTBGYP 0747 C XTBGYP 1014 D XTBGYP 1015 E XTBGYP 0750 F XTBGYP 0749. Scale bars: 1 cm." figureDoi="10.3897/phytokeys.138.38674.figure3" httpUri="https://binary.pensoft.net/fig/370029" pageId="0" pageNumber="3">3A</figureCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |