179 lines
14 KiB
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179 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/phytokeys.171.61926" ID-GBIF-Dataset="00d442c6-feb5-45de-afa8-adef7b269245" ID-PMC="PMC7806577" ID-Pensoft-Pub="1314-2003-171-1" ID-Pensoft-UUID="A30655E99F9C56AD9A74AEFA392FC34E" ID-PubMed="33510572" ModsDocID="1314-2003-171-1" checkinTime="1609987072453" checkinUser="pensoft" docAuthor="Xiang, Chun-Lei, Pan, Hong-Li, Min, Dao-Zhang, Zhang, Dai-Gui, Zhao, Fei, Liu, Bing & Li, Bo" docDate="2021" docId="DCD544F7882B5134A45E67C4A97C8B3D" docLanguage="en" docName="PhytoKeys 171: 1-24" docOrigin="PhytoKeys 171" docPubDate="2021-01-06" docSource="http://dx.doi.org/10.3897/phytokeys.171.61926" docTitle="Puchiumazus Bo Li, D. G. Zhang & C. L. Xiang 2021, gen. nov." docType="treatment" docVersion="4" id="A30655E99F9C56AD9A74AEFA392FC34E" lastPageNumber="1" masterDocId="A30655E99F9C56AD9A74AEFA392FC34E" masterDocTitle="Rediscovery of Mazus lanceifolius reveals a new genus and a new species in Mazaceae" masterLastPageNumber="24" masterPageNumber="1" pageNumber="1" updateTime="1668140181447" 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>Rediscovery of Mazus lanceifolius reveals a new genus and a new species in Mazaceae</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>Xiang, Chun-Lei</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8775-6967</mods:nameIdentifier>
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<mods:affiliation>CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, 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>Pan, Hong-Li</mods:namePart>
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<mods:affiliation>CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, 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>Min, Dao-Zhang</mods:namePart>
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<mods:affiliation>CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, 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>Zhang, Dai-Gui</mods:namePart>
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<mods:affiliation>Key Laboratory of Plant Resources Conservation and Utilization, Jishou University, Jishou 416000, 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>Zhao, Fei</mods:namePart>
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<mods:affiliation>CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, 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, Bing</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-6086-253X</mods:nameIdentifier>
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<mods:affiliation>State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & Sino-African Joint Research Center, Chinese Academy of Sciences, Wuhan 430074, 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>Li, Bo</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-1628-8128</mods:nameIdentifier>
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<mods:affiliation>Research Centre of Ecological Sciences, College of Agronomy, Jiangxi Agricultural University, Nanchang 330045, China</mods:affiliation>
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<mods:nameIdentifier type="email">hanbolijx@163.com</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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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>2021-01-06</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>171</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>24</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.171.61926</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.171.61926</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-2003-171-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">A30655E99F9C56AD9A74AEFA392FC34E</mods:identifier>
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<treatment ID-GBIF-Taxon="176438180" LSID="urn:lsid:plazi:treatment:DCD544F7882B5134A45E67C4A97C8B3D" httpUri="http://treatment.plazi.org/id/DCD544F7882B5134A45E67C4A97C8B3D" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName LSID="DCD544F7-882B-5134-A45E-67C4A97C8B3D" authority="Bo Li, D. G. Zhang & C. L. Xiang" authorityName="Bo Li, D. G. Zhang & C. L. Xiang" authorityYear="2021" class="Magnoliopsida" family="Mazaceae" genus="Puchiumazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Puchiumazus" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus" status="gen. nov.">Puchiumazus Bo Li, D.G. Zhang & C.L. Xiang</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">gen. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Puchiumazus lanceifolius (≡ Mazus lanceifolius) A lectotype deposited at K (A. Henry 5837, barcode K 001079356) B habit C stem, showing the obtuse ribs D leaves E inflorescence F flower in lateral review G young fruits. Scale bars: 5 cm (B); 0.5 cm (C, F, G); 2 cm (D); 1 cm (E)." figureDoi="10.3897/phytokeys.171.61926.figure1" httpUri="https://binary.pensoft.net/fig/494557" pageId="0" pageNumber="1">Fig. 1</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="materials_examined">
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<paragraph pageId="0" pageNumber="1">Type.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName authorityName="Bo Li, D. G. Zhang & C. L. Xiang" authorityYear="2021" baseAuthorityName="Bo Li, D. G. Zhang & C. L. Xiang" baseAuthorityYear="2021" class="Magnoliopsida" family="Mazaceae" genus="Puchiumazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Puchiumazus lanceifolius" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="lanceifolius">
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<emphasis italics="true" pageId="0" pageNumber="1">Puchiumazus lanceifolius</emphasis>
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</taxonomicName>
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(Hemsl.) Bo Li, D.G. Zhang & C.L. Xiang ≡
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<taxonomicName authorityName="Xiang & Pan & Min & Zhang & Zhao & Liu & Li" authorityYear="2021" baseAuthorityName="Xiang & Pan & Min & Zhang & Zhao & Liu & Li" baseAuthorityYear="2021" class="Magnoliopsida" family="Labiatae" genus="Mazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Mazus lanceifolius" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="lanceifolius">
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<emphasis italics="true" pageId="0" pageNumber="1">Mazus lanceifolius</emphasis>
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</taxonomicName>
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Hemsl., in:
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<emphasis italics="true" pageId="0" pageNumber="1">J. Linn. Soc.</emphasis>
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,
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<emphasis italics="true" pageId="0" pageNumber="1">Bot.</emphasis>
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26 (174): 181. 1890.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="diagnosis">
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<paragraph pageId="0" pageNumber="1">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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The new genus is characterized by having quadrangular to somewhat ribbed stems and opposite, narrowly lanceolate leaves (Figs
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Puchiumazus lanceifolius (≡ Mazus lanceifolius) A lectotype deposited at K (A. Henry 5837, barcode K 001079356) B habit C stem, showing the obtuse ribs D leaves E inflorescence F flower in lateral review G young fruits. Scale bars: 5 cm (B); 0.5 cm (C, F, G); 2 cm (D); 1 cm (E)." figureDoi="10.3897/phytokeys.171.61926.figure1" httpUri="https://binary.pensoft.net/fig/494557" pageId="0" pageNumber="1">1</figureCitation>
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,
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Morphological comparisons of the four genera of Mazaceae A Puchiumazus lanceifolius B Dodartia orientalis C Lancea tibetica D Mazus stachydifolius A 1, B 1, C 1, D 1 habits A 2, B 2, C 2, D 2 flowers A 3, B 3, C 3, D 3 fruits." figureDoi="10.3897/phytokeys.171.61926.figure5" httpUri="https://binary.pensoft.net/fig/494561" pageId="0" pageNumber="1">5A1-A3</figureCitation>
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).
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<taxonomicName authorityName="Bo Li, D. G. Zhang & C. L. Xiang" authorityYear="2021" class="Magnoliopsida" family="Mazaceae" genus="Puchiumazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Puchiumazus" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Puchiumazus</emphasis>
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</taxonomicName>
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is sister to a clade composed of
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<taxonomicName class="Magnoliopsida" family="Mazaceae" genus="Dodartia" higherTaxonomySource="GBIF,CoL" kingdom="Plantae" lsidName="Dodartia" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Dodartia</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Mazaceae" genus="Lancea" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="Lancea" order="Lamiales" pageId="0" pageNumber="1" phylum="Magnoliophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Lancea</emphasis>
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</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Labiatae" genus="Mazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Mazus" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Mazus</emphasis>
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</taxonomicName>
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. Morphologically, it is most similar to
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<taxonomicName class="Magnoliopsida" family="Labiatae" genus="Mazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Mazus" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Mazus</emphasis>
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</taxonomicName>
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, but it differs in having quadrangular stems, lanceolate leaves (vs. terete stems and usually obovate-oblong leaves).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Perennial herbs. Rhizomes fleshy, white, horizontal. Root thin, fibrous. Stems erect, unbranched, glabrous, up to 30 cm tall, old stems quadrangular, glabrous, young stems inconspicuously quadrangular to obtusely ribbed, minutely puberulent. Leaves opposite, petiole inconspicuous to nearly absent; leaf blade narrowly lanceolate, 5.5-8.5
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<normalizedToken originalValue="×">x</normalizedToken>
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0.8-1.1 cm, submembranaceous to papery, adaxially green, pubescent, abaxially pale green, (sub)glabrous, base cuneate, margin basally entire and apically sparsely serrate, apex acute to long acuminate; lateral veins 3-5 pairs, abaxially raised and adaxially slightly depressed. Racemes terminal, 3-6 cm, flowers remarkably sparse, less than 6; pedicels 4-7 mm, sparsely puberulent; bracts tiny, narrowly lanceolate to linear. Calyx funnelform, 4-6 mm, sparsely pubescent outside, subglabrous inside, 5-lobed; lobes narrowly triangular to lanceolate, as long as tube in length, midrib conspicuous, apex acute. Corolla creamy yellow, 1.8-2.2 cm long, densely puberulent outside; tube straight, cylindric, long exserted from calyx, gradually dilated; limb 2-lipped, reddish in throat, posterior lip bilobed, lobes orbicular, anterior lip trilobed, lobes subequal, rounded. Stamens 4, didynamous, inserted on corolla tube, included, anterior pair longer; anthers bithecal, locules divergent, apically connivent; filaments filiform, glabrous. Styles included, glabrous, persistent; stigma 2-lamellate. Capsule ovoid, ca. 2
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<normalizedToken originalValue="×">x</normalizedToken>
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3 mm, glabrous.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="etymology">
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<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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The generic name is derived from "
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<emphasis italics="true" pageId="0" pageNumber="1">Puchiu</emphasis>
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" (in honor of Prof. Pu Chiu Tsoong (1906-1981), who was a prominent Chinese taxonomist specializing in the taxonomy of
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<taxonomicName family="Scrophulariaceae" kingdom="Plantae" lsidName="" order="Lamiales" pageId="0" pageNumber="1" rank="family">Scrophulariaceae</taxonomicName>
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in the traditional sense) and "
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<emphasis italics="true" pageId="0" pageNumber="1">mazus</emphasis>
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", indicating that the new genus was separated from
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<taxonomicName class="Magnoliopsida" family="Labiatae" genus="Mazus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Mazus" order="Lamiales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Mazus</emphasis>
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</taxonomicName>
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and is morphologically similar to it.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="common name">
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<paragraph pageId="0" pageNumber="1">Common name</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">(assigned here).</emphasis>
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Bu Qiu Cao Shu (补求草属; Chinese name).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="1">According to our data, this genus is endemic to Central China. It is known only from Hubei (Jianshi), Sichuan (Dayi and Dujiangyan) and Chongqing (Wushan) and can be found under evergreen broad-leaf forest at elevations of 600-1250 m.</paragraph>
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</subSubSection>
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</treatment>
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</document> |