521 lines
32 KiB
XML
521 lines
32 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.176.62802" ID-GBIF-Dataset="effef745-ab32-4f2d-9571-fb183d142dfa" ID-PMC="PMC8065015" ID-Pensoft-Pub="1314-2003-176-21" ID-Pensoft-UUID="46D56BEDD4375FD499A2BBE61B3A8120" ID-PubMed="33958936" ModsDocID="1314-2003-176-21" checkinTime="1618619317437" checkinUser="pensoft" docAuthor="Fu, Long-Fei, Yang *, Tian-Ge, Lan, De-Qing, Wen, Fang & Liu, Hong" docDate="2021" docId="7D5FF6452A2F55D796FB7EF1109D1244" docLanguage="en" docName="PhytoKeys 176: 21-32" docOrigin="PhytoKeys 176" docPubDate="2021-04-16" docSource="http://dx.doi.org/10.3897/phytokeys.176.62802" docTitle="Chrysosplenium sangzhiense Hong Liu 2021, sp. nov." docType="treatment" docVersion="4" id="46D56BEDD4375FD499A2BBE61B3A8120" lastPageNumber="21" masterDocId="46D56BEDD4375FD499A2BBE61B3A8120" masterDocTitle="Chrysosplenium sangzhiense (Saxifragaceae), a new species from Hunan, China" masterLastPageNumber="32" masterPageNumber="21" pageNumber="21" updateTime="1668140301478" 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>Chrysosplenium sangzhiense (Saxifragaceae), a new species from Hunan, 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>Fu, Long-Fei</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8708-4718</mods:nameIdentifier>
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<mods:affiliation>Guangxi Key Laboratory of Plant Conservation and Restoration Ecology in Karst Terrain, Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and Chinese Academy of Sciences, Guilin 541006, China</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>Yang *, Tian-Ge</mods:namePart>
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<mods:affiliation>College of Life Sciences & Key Laboratory for Protection and Application of Special Plant Germplasm in Wuling Area of Hubei Province, South-Central University for Nationalities, Wuhan 430074, Hubei Province, China</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>Lan, De-Qing</mods:namePart>
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<mods:affiliation>College of Life Sciences & Key Laboratory for Protection and Application of Special Plant Germplasm in Wuling Area of Hubei Province, South-Central University for Nationalities, Wuhan 430074, Hubei Province, China</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>Wen, Fang</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-3889-8835</mods:nameIdentifier>
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<mods:affiliation>Guangxi Key Laboratory of Plant Conservation and Restoration Ecology in Karst Terrain, Guangxi Institute of Botany, Guangxi Zhuang Autonomous Region and Chinese Academy of Sciences, Guilin 541006, China</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>Liu, Hong</mods:namePart>
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<mods:affiliation>College of Life Sciences & Key Laboratory for Protection and Application of Special Plant Germplasm in Wuling Area of Hubei Province, South-Central University for Nationalities, Wuhan 430074, Hubei Province, China</mods:affiliation>
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<mods:nameIdentifier type="email">liuhong@scuec.edu.cn</mods:nameIdentifier>
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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>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-04-16</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>176</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>21</mods:start>
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<mods:end>32</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.176.62802</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.176.62802</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-176-21</mods:identifier>
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<mods:identifier type="Pensoft-UUID">46D56BEDD4375FD499A2BBE61B3A8120</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="181024562" LSID="urn:lsid:plazi:treatment:7D5FF6452A2F55D796FB7EF1109D1244" httpUri="http://treatment.plazi.org/id/7D5FF6452A2F55D796FB7EF1109D1244" lastPageNumber="21" pageId="0" pageNumber="21">
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<subSubSection pageId="0" pageNumber="21" type="nomenclature">
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<paragraph pageId="0" pageNumber="21">
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<taxonomicName LSID="7D5FF645-2A2F-55D7-96FB-7EF1109D1244" authority="Hong Liu" authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense" status="sp. nov.">Chrysosplenium sangzhiense Hong Liu</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="21">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Illustration of Chrysosplenium sangzhiense Hong Liu, sp. nov. A habit in flowering phase B non-flowering stem C inflorescence with flowers D flower E capsule F seeds." figureDoi="10.3897/phytokeys.176.62802.figure3" httpUri="https://binary.pensoft.net/fig/531538" pageId="0" pageNumber="21">Figs 3</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Plate of Chrysosplenium sangzhiense Hong Liu, sp. nov. A habitat B habit in flowering phase C habit in non-flowering phase D flowering stem E inflorescence with flowers (Photos by Hong Liu)." figureDoi="10.3897/phytokeys.176.62802.figure4" httpUri="https://binary.pensoft.net/fig/531539" pageId="0" pageNumber="21">, 4</figureCitation>
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Macro- and micro-morphology of Chrysosplenium spp. A C. sangzhiense, habit (A 1), inflorescence with flowers (A 2), scanning electron micrograph (SEM) of seed 200 x (A 3), 1,000 x (A 4) B C. grayanum, habit (B 1), inflorescence with flowers (B 2), SEM of seed 150 x (B 3), 1,000 x (B 4) C C. nepalense, habit (C 1), inflorescence with flowers (C 2), SEM of seed 150 x (C 3), 1,000 x (C 4) D C. sinicum habit (D 1), inflorescence with flowers (D 2) SEM of seed 150 x (D 3), 1,000 x (D 4) (Photos by Hong Liu)." figureDoi="10.3897/phytokeys.176.62802.figure5" httpUri="https://binary.pensoft.net/fig/531540" pageId="0" pageNumber="21">, 5</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="21" type="remarks">
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<paragraph pageId="0" pageNumber="21">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="21">
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Similar to
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<taxonomicName class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium grayanum" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="grayanum">
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<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium grayanum</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="C. nepalense" pageId="0" pageNumber="21" rank="species" species="nepalense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. nepalense</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="C. sinicum" pageId="0" pageNumber="21" rank="species" species="sinicum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sinicum</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="C. cavaleriei" pageId="0" pageNumber="21" rank="species" species="cavaleriei">
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<emphasis italics="true" pageId="0" pageNumber="21">C. cavaleriei</emphasis>
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</taxonomicName>
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(Table
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<tableCitation captionStart="Table 2" captionStartId="T2" captionText="Table 2. Morphological comparison of Chrysosplenium sangzhiense, C. cavaleriei, C. grayanum, C. nepalense and C. sinicum." httpUri="http://table.plazi.org/id/74EEF4AC2C3111CD32B70116B2C37C75" pageId="0" pageNumber="21" tableUuid="74EEF4AC2C3111CD32B70116B2C37C75">2</tableCitation>
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).
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<taxonomicName lsidName="C. sangzhiense" pageId="0" pageNumber="21" rank="species" species="sangzhiense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sangzhiense</emphasis>
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</taxonomicName>
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differs from
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<taxonomicName lsidName="C. grayanum" pageId="0" pageNumber="21" rank="species" species="grayanum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. grayanum</emphasis>
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</taxonomicName>
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in its usually fewer cauline leaves, a square flowering stem and red-brown seeds; from
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<taxonomicName lsidName="C. nepalense" pageId="0" pageNumber="21" rank="species" species="nepalense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. nepalense</emphasis>
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</taxonomicName>
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it differs in its usually fewer cauline leaves, a square flowering stem and conspicuously unequal capsule lobes; from
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<taxonomicName lsidName="C. sinicum" pageId="0" pageNumber="21" rank="species" species="sinicum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sinicum</emphasis>
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</taxonomicName>
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it differs in producing sterile shoots from all leaf axils, an absence of basal leaves, larger cauline leaves, and red-brown seeds; and from
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<taxonomicName lsidName="C. cavaleriei" pageId="0" pageNumber="21" rank="species" species="cavaleriei">
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<emphasis italics="true" pageId="0" pageNumber="21">C. cavaleriei</emphasis>
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</taxonomicName>
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it differs in its erect sepals and absent disc.
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</paragraph>
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<caption doi="10.3897/phytokeys.176.62802.figure3" httpUri="https://binary.pensoft.net/fig/531538" pageId="0" pageNumber="21" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="21">
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<emphasis bold="true" pageId="0" pageNumber="21">Figure 3.</emphasis>
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Illustration of
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<taxonomicName authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense">
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<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium sangzhiense</emphasis>
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</taxonomicName>
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Hong Liu, sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="21">A</emphasis>
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habit in flowering phase
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<emphasis bold="true" pageId="0" pageNumber="21">B</emphasis>
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non-flowering stem
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<emphasis bold="true" pageId="0" pageNumber="21">C</emphasis>
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inflorescence with flowers
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<emphasis bold="true" pageId="0" pageNumber="21">D</emphasis>
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flower
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<emphasis bold="true" pageId="0" pageNumber="21">E</emphasis>
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capsule
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<emphasis bold="true" pageId="0" pageNumber="21">F</emphasis>
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seeds.
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</paragraph>
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</caption>
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<caption ID-Table-UUID="74EEF4AC2C3111CD32B70116B2C37C75" httpUri="http://table.plazi.org/id/74EEF4AC2C3111CD32B70116B2C37C75" pageId="0" pageNumber="21" start="Table 2" startId="T2">
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<paragraph pageId="0" pageNumber="21">
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<emphasis bold="true" pageId="0" pageNumber="21">Table 2.</emphasis>
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Morphological comparison of
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<taxonomicName authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense">
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<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium sangzhiense</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="C. cavaleriei" pageId="0" pageNumber="21" rank="species" species="cavaleriei">
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<emphasis italics="true" pageId="0" pageNumber="21">C. cavaleriei</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="C. grayanum" pageId="0" pageNumber="21" rank="species" species="grayanum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. grayanum</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="C. nepalense" pageId="0" pageNumber="21" rank="species" species="nepalense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. nepalense</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="C. sinicum" pageId="0" pageNumber="21" rank="species" species="sinicum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sinicum</emphasis>
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</taxonomicName>
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.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="21">
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<table pageId="0" pageNumber="21">
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<tr pageId="0" pageNumber="21">
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">Characters</th>
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<taxonomicName lsidName="C. sangzhiense" pageId="0" pageNumber="21" rank="species" species="sangzhiense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sangzhiense</emphasis>
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</taxonomicName>
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</th>
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<taxonomicName lsidName="C. cavaleriei" pageId="0" pageNumber="21" rank="species" species="cavaleriei">
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<emphasis italics="true" pageId="0" pageNumber="21">C. cavaleriei</emphasis>
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</taxonomicName>
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</th>
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<taxonomicName lsidName="C. grayanum" pageId="0" pageNumber="21" rank="species" species="grayanum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. grayanum</emphasis>
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</taxonomicName>
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</th>
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<taxonomicName lsidName="C. nepalense" pageId="0" pageNumber="21" rank="species" species="nepalense">
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<emphasis italics="true" pageId="0" pageNumber="21">C. nepalense</emphasis>
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</taxonomicName>
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</th>
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<th colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<taxonomicName lsidName="C. sinicum" pageId="0" pageNumber="21" rank="species" species="sinicum">
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<emphasis italics="true" pageId="0" pageNumber="21">C. sinicum</emphasis>
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</taxonomicName>
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</th>
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</tr>
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<tr pageId="0" pageNumber="21">
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Sterile branch</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">from all leaf axils</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">from near stem base</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">from all leaf axils</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">from all leaf axils</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">only from basal leaf axils</td>
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</tr>
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<tr pageId="0" pageNumber="21">
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Basal leaves</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">present</td>
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</tr>
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<tr pageId="0" pageNumber="21">
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Cauline leaves</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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2-3 pairs, 10-30
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<normalizedToken originalValue="×">x</normalizedToken>
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10-25 mm
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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1-3 pairs, 9-13
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<normalizedToken originalValue="×">x</normalizedToken>
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10-14 mm
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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2-7 pairs, 4-17
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<normalizedToken originalValue="×">x</normalizedToken>
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4-17 mm
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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3-5 pairs, 3-18
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<normalizedToken originalValue="×">x</normalizedToken>
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5-18 mm
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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1-2 pairs, 6-10.5
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<normalizedToken originalValue="×">x</normalizedToken>
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7.5-11.5 mm
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</td>
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</tr>
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<tr pageId="0" pageNumber="21">
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Flowering stem (upper part)</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">square</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">unknown</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">rounded</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">rounded</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">square</td>
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</tr>
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||
<tr pageId="0" pageNumber="21">
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Sepals</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">erect</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">spreading</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">erect</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">erect</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">erect</td>
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||
</tr>
|
||
<tr pageId="0" pageNumber="21">
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
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<emphasis bold="true" pageId="0" pageNumber="21">Disc</emphasis>
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</td>
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<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">distinct</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">somewhat inconspicuous</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">absent</td>
|
||
</tr>
|
||
<tr pageId="0" pageNumber="21">
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
|
||
<emphasis bold="true" pageId="0" pageNumber="21">Capsule lobe</emphasis>
|
||
</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">lobes conspicuous unequal</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">lobes conspicuous unequal</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">lobes conspicuous unequal</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">lobes subequal</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">lobes conspicuous unequal</td>
|
||
</tr>
|
||
<tr pageId="0" pageNumber="21">
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">
|
||
<emphasis bold="true" pageId="0" pageNumber="21">Seed</emphasis>
|
||
</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">red brown, papillose</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">dark brown, papillose</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">dark brown, papillose</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">red brown, smooth</td>
|
||
<td colspan="1" pageId="0" pageNumber="21" rowspan="1">dark brown, papillose</td>
|
||
</tr>
|
||
</table>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="21" type="materials_examined">
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<typeStatus>Type</typeStatus>
|
||
.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<materialsCitation ID-GBIF-Occurrence="3079221301" accessionNumber="HSN07449" collectingDate="2017-04-22" country="China" county="Sangzhi County" elevation="1220" latitude="29.78611" location="Badagongshan National Nature Reserve" longLatPrecision="20" longitude="110.0925" specimenCount="1" stateProvince="Hunan" typeStatus="holotype">
|
||
<collectingCountry name="China">China</collectingCountry>
|
||
.
|
||
<collectingRegion country="China" name="Hunan">Hunan</collectingRegion>
|
||
:
|
||
<location LSID="urn:lsid:plazi:treatment:7D5FF6452A2F55D796FB7EF1109D1244:0ED0CA1F8634B7F0BE6BD8C1ABB77812" country="China" county="Sangzhi County" latitude="29.78611" longLatPrecision="20" longitude="110.0925" name="Badagongshan National Nature Reserve" stateProvince="Hunan">Badagongshan National Nature Reserve</location>
|
||
,
|
||
<collectingCounty>Sangzhi County</collectingCounty>
|
||
,
|
||
<geoCoordinate degrees="29" direction="north" minutes="47" orientation="latitude" precision="15" seconds="10" value="29.78611">29°47'10"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="110" direction="east" minutes="5" orientation="longitude" precision="15" seconds="33" value="110.0925">110°5'33"E</geoCoordinate>
|
||
, under broadleaved forests and near the stream in a mountain area at ca
|
||
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.22" unit="m" value="1220.0">
|
||
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.22" unit="m" value="1220.0">1,220 m</elevation>
|
||
</quantity>
|
||
altitude,
|
||
<collectingDate value="2017-04-22">22 April 2017</collectingDate>
|
||
,
|
||
<emphasis italics="true" pageId="0" pageNumber="21">
|
||
Hong Liu
|
||
<accessionNumber httpUri="http://www.ncbi.nlm.nih.gov/protein/HSN07449">HSN07449</accessionNumber>
|
||
</emphasis>
|
||
(
|
||
<typeStatus>holotype</typeStatus>
|
||
HSN; isotypes HSN, IBK)
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="21" type="description">
|
||
<paragraph pageId="0" pageNumber="21">Description.</paragraph>
|
||
<paragraph pageId="0" pageNumber="21">
|
||
Perennial herbs, 10-25 cm tall.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Root</emphasis>
|
||
fibrous and robust.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Rhizome</emphasis>
|
||
long creeping without stolons or bulbs.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Basal leaves</emphasis>
|
||
absent.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Sterile shoots</emphasis>
|
||
well developed, arising from all leaf axils, round in cross-section, 5-15 cm long at anthesis, later elongate and decumbent, up to 50 cm long, rooting at nodes, without forming a rosette.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Leaves</emphasis>
|
||
of sterile shoots opposite, isophyllous, always ca 8 at anthesis, dark purple, petiole 6-10 mm long, blade 10-30
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
10-25 mm, rounded, glabrous, apex obtuse, margin obtusely dentate (10-16 teeth), base broadly cuneate; post-anthesis 10-30 or more, green, petiole 6-10 mm long, blade 20-35
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
15-20 mm, rounded or ovate, glabrous, apex obtuse, margin obtusely dentate (12-20 teeth), base broadly cuneate.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Cauline leaves</emphasis>
|
||
4-6 (2-3 pairs), opposite, petiole 6-10 mm long; blade 6-13
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
5-12 mm, rounded or broadly ovate, glabrous, apex obtuse, margin obtusely dentate (10-14 teeth), base broadly cuneate.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Flowering stem(s)</emphasis>
|
||
erect, branched, 10-23 cm tall, glabrous, purple, square in cross-section.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Inflorescence</emphasis>
|
||
8-25-flowered cyme, dense, 1.4-9 cm long, 5-10 cm in diam.;
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">bracteal leaves</emphasis>
|
||
yellow-green, triangular arrangement and unequal, the middle one larger, petiole 2-8 mm long, blade 4-15
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
7-10 mm, subrounded, glabrous, apex obtuse, margin obtusely dentate (6-12 teeth), base broadly cuneate;
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Flowers</emphasis>
|
||
tetramerous, actinomorphic;
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">sepals</emphasis>
|
||
4 (2 pairs), erect, yellow in flowering phase but turn green in fruiting time, 2-3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
2-3 mm, broadly ovate, apex obtuse; disk absent;
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">stamens</emphasis>
|
||
8, homostylic, 1-2 mm long, shorter than sepals; filaments slender, ca 1 mm long; anther yellow, 2-locular, longitudinally dehiscent; ovary 2-locular, semi-inferior; stigma 2; styles erect, ca 1-2 mm long.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="21">Fruit</emphasis>
|
||
a capsule, 5-7 mm long, green, smooth, 2-lobed (horn-shaped), conspicuous unequal, dehiscent along the adaxial suture; seeds numerous, reddish brown, sub-ovoid, a raphe on one side, 650-800
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
600-750
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, papillose.
|
||
</paragraph>
|
||
<caption doi="10.3897/phytokeys.176.62802.figure4" httpUri="https://binary.pensoft.net/fig/531539" pageId="0" pageNumber="21" start="Figure 4" startId="F4">
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<emphasis bold="true" pageId="0" pageNumber="21">Figure 4.</emphasis>
|
||
Plate of
|
||
<taxonomicName authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
Hong Liu, sp. nov.
|
||
<emphasis bold="true" pageId="0" pageNumber="21">A</emphasis>
|
||
habitat
|
||
<emphasis bold="true" pageId="0" pageNumber="21">B</emphasis>
|
||
habit in flowering phase
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C</emphasis>
|
||
habit in non-flowering phase
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D</emphasis>
|
||
flowering stem
|
||
<emphasis bold="true" pageId="0" pageNumber="21">E</emphasis>
|
||
inflorescence with flowers (Photos by Hong Liu).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="21" type="etymology">
|
||
<paragraph pageId="0" pageNumber="21">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<taxonomicName authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
is named after the type locality, Sangzhi County, Hunan Province, China.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="21" type="vernacular name">
|
||
<paragraph pageId="0" pageNumber="21">Vernacular name.</paragraph>
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<normalizedToken originalValue="sāng">sang</normalizedToken>
|
||
<normalizedToken originalValue="zhí">zhi</normalizedToken>
|
||
<normalizedToken originalValue="jīn">jīn</normalizedToken>
|
||
<normalizedToken originalValue="yāo">yao</normalizedToken>
|
||
(Chinese pronunciation);
|
||
<normalizedToken originalValue="桑植金腰">桑植金腰</normalizedToken>
|
||
(Chinese name).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="21" type="conservation status">
|
||
<paragraph pageId="0" pageNumber="21">Conservation status.</paragraph>
|
||
<paragraph pageId="0" pageNumber="21">
|
||
At present,
|
||
<taxonomicName authorityName="Hong Liu" authorityYear="2021" class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium sangzhiense" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
is only known from a single locality (IUCN criterion D2). At this locality, the population is ca 500 mature individuals (IUCN criterion D1) growing in at least ten patches within a nature reserve. Using the IUCN methodology,
|
||
<taxonomicName lsidName="C. sangzhiense" pageId="0" pageNumber="21" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
would be classed as Vulnerable (VU), however no plausible threat could be found to confirm its status as the population is located within a protected area and not under threat in the near future. In addition, considering that the surrounding area has not been completely explored, there may be hitherto undocumented additional populations. For these reasons the Global Species Conservation Assessment for
|
||
<taxonomicName lsidName="C. sangzhiense" pageId="0" pageNumber="21" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
is Least Concern (LC).
|
||
</paragraph>
|
||
<caption doi="10.3897/phytokeys.176.62802.figure5" httpUri="https://binary.pensoft.net/fig/531540" pageId="0" pageNumber="21" start="Figure 5" startId="F5">
|
||
<paragraph pageId="0" pageNumber="21">
|
||
<emphasis bold="true" pageId="0" pageNumber="21">Figure 5.</emphasis>
|
||
Macro- and micro-morphology of
|
||
<taxonomicName class="Magnoliopsida" family="Saxifragaceae" genus="Chrysosplenium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Chrysosplenium" order="Saxifragales" pageId="0" pageNumber="21" phylum="Tracheophyta" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">Chrysosplenium</emphasis>
|
||
</taxonomicName>
|
||
spp.
|
||
<emphasis bold="true" pageId="0" pageNumber="21">A</emphasis>
|
||
<taxonomicName lsidName="C. sangzhiense" pageId="0" pageNumber="21" rank="species" species="sangzhiense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. sangzhiense</emphasis>
|
||
</taxonomicName>
|
||
, habit (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">A1</emphasis>
|
||
), inflorescence with flowers (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">A2</emphasis>
|
||
), scanning electron micrograph (SEM) of seed 200
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
<emphasis bold="true" pageId="0" pageNumber="21">(A3)</emphasis>
|
||
, 1,000
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
<emphasis bold="true" pageId="0" pageNumber="21">(A4) B</emphasis>
|
||
<taxonomicName lsidName="C. grayanum" pageId="0" pageNumber="21" rank="species" species="grayanum">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. grayanum</emphasis>
|
||
</taxonomicName>
|
||
, habit (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">B1</emphasis>
|
||
), inflorescence with flowers (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">B2</emphasis>
|
||
), SEM of seed 150
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">B3</emphasis>
|
||
), 1,000
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">B4</emphasis>
|
||
)
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C</emphasis>
|
||
<taxonomicName lsidName="C. nepalense" pageId="0" pageNumber="21" rank="species" species="nepalense">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. nepalense</emphasis>
|
||
</taxonomicName>
|
||
, habit (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C1</emphasis>
|
||
), inflorescence with flowers (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C2</emphasis>
|
||
), SEM of seed 150
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C3</emphasis>
|
||
), 1,000
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">C4</emphasis>
|
||
)
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D</emphasis>
|
||
<taxonomicName lsidName="C. sinicum" pageId="0" pageNumber="21" rank="species" species="sinicum">
|
||
<emphasis italics="true" pageId="0" pageNumber="21">C. sinicum</emphasis>
|
||
</taxonomicName>
|
||
habit (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D1</emphasis>
|
||
), inflorescence with flowers (
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D2</emphasis>
|
||
) SEM of seed 150
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D3</emphasis>
|
||
), 1,000
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
(
|
||
<emphasis bold="true" pageId="0" pageNumber="21">D4</emphasis>
|
||
) (Photos by Hong Liu).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |