196 lines
14 KiB
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196 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.130.33948" ID-GBIF-Dataset="b3b2c248-3450-4f32-b711-80213ec2cc8b" ID-PMC="PMC6728398" ID-Pensoft-Pub="1314-2003-130-143" ID-Pensoft-UUID="9966726FDD395C79BF375730D91483DE" ID-PubMed="31534402" ID-Zenodo-Dep="3387826" ModsDocID="1314-2003-130-143" checkinTime="1567102868098" checkinUser="pensoft" docAuthor="Wang, Ping-Yuan & Li, De-Zhu" docDate="2019" docId="F3BE1D58F04C581785431BF243AD9DA1" docLanguage="en" docName="PhytoKeys 130: 143-150" docOrigin="PhytoKeys 130" docSource="http://dx.doi.org/10.3897/phytokeys.130.33948" docTitle="Dendrocalamus menghanensis P. Y. Wang & D. Z. Li, sp. nov. " 勐罕龙竹 " (Meng Han Long Zhu" docType="treatment" docVersion="6" id="9966726FDD395C79BF375730D91483DE" lastPageNumber="143" masterDocId="9966726FDD395C79BF375730D91483DE" masterDocTitle="Dendrocalamus menghanensis (Poaceae, Bambusoideae), a new woody bamboo from Yunnan, China" masterLastPageNumber="150" masterPageNumber="143" pageNumber="143" updateTime="1668139448703" 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>Dendrocalamus menghanensis (Poaceae, Bambusoideae), a new woody bamboo from Yunnan, China</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>Wang, Ping-Yuan</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>Li, De-Zhu</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>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>130</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>143</mods:start>
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<mods:end>150</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.130.33948</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.130.33948</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-130-143</mods:identifier>
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<mods:identifier type="Pensoft-UUID">9966726FDD395C79BF375730D91483DE</mods:identifier>
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<mods:identifier type="Zenodo-Dep">3387826</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159319435" LSID="urn:lsid:plazi:treatment:F3BE1D58F04C581785431BF243AD9DA1" httpUri="http://treatment.plazi.org/id/F3BE1D58F04C581785431BF243AD9DA1" lastPageNumber="143" pageId="0" pageNumber="143">
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<subSubSection pageId="0" pageNumber="143" type="nomenclature">
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<paragraph pageId="0" pageNumber="143">
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<taxonomicName LSID="F3BE1D58-F04C-5817-8543-1BF243AD9DA1" authority="P. Y. Wang & D. Z. Li, sp. nov. " 勐罕龙竹 " (Meng Han Long Zhu)" class="Liliopsida" family="Poaceae" genus="Dendrocalamus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dendrocalamus menghanensis" order="Poales" pageId="0" pageNumber="143" phylum="Tracheophyta" rank="species" species="menghanensis">
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Dendrocalamus menghanensis P.Y.Wang & D.Z.Li, sp. nov.
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<normalizedToken originalValue="“勐罕龙竹”">"勐罕龙竹"</normalizedToken>
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(Meng Han Long Zhu)
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</taxonomicName>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Dendrocalamus menghanensis P. Y. Wang & D. Z. Li. A Culm sheath (abaxial view) B ultimate branchlet with leaves C portion of young culm with culm sheath D portion of flowering branch E pseudo-spikelet F pistil G stamen H glume I lemma J Palea. Drawn from the holotype." figureDoi="10.3897/phytokeys.130.33948.figure1" httpUri="https://binary.pensoft.net/fig/327885" pageId="0" pageNumber="143">Figures 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Dendrocalamus menghanensis P. Y. Wang & D. Z. Li. A Clump B portion of young culm with culm sheath C new shoot D flowering branches E glume F lemma G palea H floret I pistil J ovary." figureDoi="10.3897/phytokeys.130.33948.figure2" httpUri="https://binary.pensoft.net/fig/327886" pageId="0" pageNumber="143">, 2</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="materials_examined">
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<paragraph pageId="0" pageNumber="143">Type.</paragraph>
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<paragraph pageId="0" pageNumber="143">
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CHINA. Yunnan: Xishuangbanna, Menglun,
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<geoCoordinate degrees="21" direction="north" minutes="55.949" orientation="latitude" precision="1" value="21.932484">21°55.949'N</geoCoordinate>
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,
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<geoCoordinate degrees="101" direction="east" minutes="15.139" orientation="longitude" precision="1" value="101.25232">101°15.139'E</geoCoordinate>
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, 570 m alt., 18 November, 2010,
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<emphasis italics="true" pageId="0" pageNumber="143">P.Y. Wang C130022</emphasis>
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(holotype: HITBC!; isotype: KUN!).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="diagnosis">
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<paragraph pageId="0" pageNumber="143">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="143">
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Dendrocalamus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dendrocalamus menghanensis" order="Poales" pageId="0" pageNumber="143" phylum="Tracheophyta" rank="species" species="menghanensis">
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<emphasis italics="true" pageId="0" pageNumber="143">Dendrocalamus menghanensis</emphasis>
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</taxonomicName>
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is morphologically similar to
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="D. semiscandens" order="Poales" pageId="0" pageNumber="143" phylum="Angiospermae" rank="species" species="semiscandens">
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<emphasis italics="true" pageId="0" pageNumber="143">D. semiscandens</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Poaceae" higherTaxonomySource="GBIF" kingdom="Plantae" lsidName="D. birmanicus" order="Poales" pageId="0" pageNumber="143" phylum="Angiospermae" rank="species" species="birmanicus">
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<emphasis italics="true" pageId="0" pageNumber="143">D. birmanicus</emphasis>
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</taxonomicName>
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, but can be easily distinguished from them by having a reflexed culm sheath blade, 10 mm high culm sheath ligule, 1 mm high leaf sheath ligule, 4 florets and 1 glume.
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</paragraph>
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<caption ID-Zenodo-Dep="3487731" doi="10.3897/phytokeys.130.33948.figure1" httpUri="https://binary.pensoft.net/fig/327885" pageId="0" pageNumber="143" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="143">
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<emphasis bold="true" pageId="0" pageNumber="143">Figure 1.</emphasis>
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Dendrocalamus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dendrocalamus menghanensis" order="Poales" pageId="0" pageNumber="143" phylum="Tracheophyta" rank="species" species="menghanensis">
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<emphasis italics="true" pageId="0" pageNumber="143">Dendrocalamus menghanensis</emphasis>
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</taxonomicName>
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P.Y. Wang & D.Z. Li.
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<emphasis bold="true" pageId="0" pageNumber="143">A</emphasis>
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Culm sheath (abaxial view)
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<emphasis bold="true" pageId="0" pageNumber="143">B</emphasis>
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ultimate branchlet with leaves
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<emphasis bold="true" pageId="0" pageNumber="143">C</emphasis>
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portion of young culm with culm sheath
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<emphasis bold="true" pageId="0" pageNumber="143">D</emphasis>
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portion of flowering branch
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<emphasis bold="true" pageId="0" pageNumber="143">E</emphasis>
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pseudo-spikelet
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<emphasis bold="true" pageId="0" pageNumber="143">F</emphasis>
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pistil
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<emphasis bold="true" pageId="0" pageNumber="143">G</emphasis>
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stamen
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<emphasis bold="true" pageId="0" pageNumber="143">H</emphasis>
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glume
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<emphasis bold="true" pageId="0" pageNumber="143">I</emphasis>
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lemma
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<emphasis bold="true" pageId="0" pageNumber="143">J</emphasis>
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Palea. Drawn from the holotype.
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</paragraph>
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</caption>
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<caption ID-Zenodo-Dep="3487733" doi="10.3897/phytokeys.130.33948.figure2" httpUri="https://binary.pensoft.net/fig/327886" pageId="0" pageNumber="143" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="143">
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<emphasis bold="true" pageId="0" pageNumber="143">Figure 2.</emphasis>
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Dendrocalamus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dendrocalamus menghanensis" order="Poales" pageId="0" pageNumber="143" phylum="Tracheophyta" rank="species" species="menghanensis">
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<emphasis italics="true" pageId="0" pageNumber="143">Dendrocalamus menghanensis</emphasis>
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</taxonomicName>
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P.Y.Wang & D.Z.Li.
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<emphasis bold="true" pageId="0" pageNumber="143">A</emphasis>
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Clump
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<emphasis bold="true" pageId="0" pageNumber="143">B</emphasis>
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portion of young culm with culm sheath
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<emphasis bold="true" pageId="0" pageNumber="143">C</emphasis>
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new shoot
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<emphasis bold="true" pageId="0" pageNumber="143">D</emphasis>
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flowering branches
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<emphasis bold="true" pageId="0" pageNumber="143">E</emphasis>
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glume
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<emphasis bold="true" pageId="0" pageNumber="143">F</emphasis>
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lemma
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<emphasis bold="true" pageId="0" pageNumber="143">G</emphasis>
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palea
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<emphasis bold="true" pageId="0" pageNumber="143">H</emphasis>
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floret
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<emphasis bold="true" pageId="0" pageNumber="143">I</emphasis>
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pistil
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<emphasis bold="true" pageId="0" pageNumber="143">J</emphasis>
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ovary.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="description">
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<paragraph pageId="0" pageNumber="143">Description.</paragraph>
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<paragraph pageId="0" pageNumber="143">
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Arborescent bamboo, perennials; rhizomes pachymorph, short necked. Culms apically pendulous, 8-12 m tall, 4-8 cm in diam.; culms terete, with a ring of white tomenta below sheath scars, internodes 20-40 cm long, wall 1-3.5 cm thick and almost solid at the base of culms; culm surface initially densely covered with white hairs and becoming glabrous later; culm sheaths deciduous, thickly leathery, 1/2 as long as the internodes, covered with dense brownish-black hairs, pale green initially, later becoming yellowish-brown with age; blades lanceolate, reflexed; auricles small inconspicuously lobed, oral setae absent; ligules ca. 10 mm high, dentate. Branching from lower nodes ca. 0.5-1.0 m above ground, branches several, usually subequal, sometimes 1 dominant; ultimate branchlets with 10-16 leaves, usually 12 leaves. Foliage leaves lanceolate, 11-30(-35) cm
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<normalizedToken originalValue="×">x</normalizedToken>
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2-4.5(-6) cm, adaxial surface green and glabrous, abaxial surface pale green and pubescent, margins serrulate, secondary veins 7-11 pairs, usually 10 pairs, petioles 2-5 mm; leaf sheaths initially white hairy and later glabrous; auricles inconspicuous, ligules ca. 1 mm high, entire. Flowering branches pendulous, leafless, with clusters of 3 to 15(-60) pseudo-spikelets at each node; clusters 1-3.5 cm in diam.; pseudo-spikelets ovate-lanceolate, pale green, apically acute and light purple, 12-16
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<normalizedToken originalValue="×">x</normalizedToken>
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3-4 mm; fertile florets usually 4 per pseudo-spikelet; glumes 1, broadly ovate, 5-7
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<normalizedToken originalValue="×">x</normalizedToken>
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4-6 mm, margins ciliate at upper half; lemma ovate, 8-12
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<normalizedToken originalValue="×">x</normalizedToken>
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4-7 mm, pubescent, many-veined, apex mucronate, margins ciliate; palea oblanceolate, 2-keeled, 7-11
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<normalizedToken originalValue="×">x</normalizedToken>
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1-2 mm, keels and margins long ciliate; lodicules absent; stamens 6, ca. 6 mm long, ovary ovoid, pistil ca. 16 mm long, anthers yellow, filaments free, ca. 14 mm long; stigma 1, purple, plumose. Fruit unknown.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="distribution">
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<paragraph pageId="0" pageNumber="143">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="143">
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Dendrocalamus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Dendrocalamus menghangensis" order="Poales" pageId="0" pageNumber="143" phylum="Tracheophyta" rank="species" species="menghangensis">
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<emphasis italics="true" pageId="0" pageNumber="143">Dendrocalamus menghangensis</emphasis>
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</taxonomicName>
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is only known from Menghan Township, Jinghong, Yunnan, China.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="conservation status">
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<paragraph pageId="0" pageNumber="143">Conservation status.</paragraph>
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<paragraph pageId="0" pageNumber="143">
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As a great many forests have been destroyed by local people in the last 30 years, we did not find the new species at the locality where it was introduced. Further investigation is required to find more distribution localities and determine the conservation status of the new species. At present, we consider it as DD (Deficient Data) according to the IUCN parameters (
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<bibRefCitation author="IUCN" journalOrPublisher="IUCN Species Survival Commission, IUCN, Gland and Cambridge" pageId="0" pageNumber="143" refId="B11" refString="IUCN, 2012. IUCN Red List categories and criteria: version 3.1. Second edition. IUCN Species Survival Commission, IUCN, Gland and Cambridge" title="IUCN Red List categories and criteria: version 3.1. Second edition." year="2012">IUCN 2012</bibRefCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="etymology">
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<paragraph pageId="0" pageNumber="143">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="143">The specific epithet refers to the original place of the new species, i.e. Menghan Town, Xishuangbanna, south Yunnan, China.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="phenology">
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<paragraph pageId="0" pageNumber="143">Phenology.</paragraph>
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<paragraph pageId="0" pageNumber="143">Shooting from July to October and flowering from December to May of the next year.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="143" type="materials_examined">
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<paragraph pageId="0" pageNumber="143">Additional specimens examined (paratype).</paragraph>
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<paragraph pageId="0" pageNumber="143">
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CHINA. Yunnan, Xishuangbanna, Menglun,
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<geoCoordinate degrees="21" direction="north" minutes="55.949" orientation="latitude" precision="1" value="21.932484">21°55.949'N</geoCoordinate>
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,
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<geoCoordinate degrees="101" direction="east" minutes="15.139" orientation="longitude" precision="1" value="101.25232">101°15.139'E</geoCoordinate>
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, 570 m alt., 7 December, 2010,
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<emphasis italics="true" pageId="0" pageNumber="143">P.Y. Wang</emphasis>
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C130051 (paratype: HITBC!, KUN!)
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |