143 lines
9.1 KiB
XML
143 lines
9.1 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.55.33859" ID-GBIF-Dataset="26a9b252-2831-475b-9c7a-1868690b0f33" ID-PMC="PMC6614148" ID-Pensoft-Pub="1314-4049-55-87" ID-PubMed="31312096" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1314-4049-55-87" ModsDocOrigin="MycoKeys 55" ModsDocTitle="Three new species of Dicephalospora from China as revealed by morphological and molecular evidences" checkinTime="1562051135757" checkinUser="pensoft" docAuthor="Zheng, Huan-Di & Zhuang, Wen-Ying" docDate="2019" docId="F52BE56AD6DCBCD83A0174EBC1A92F7C" docLanguage="en" docName="MycoKeys 55: 87-99" docOrigin="MycoKeys 55" docSource="http://dx.doi.org/10.3897/mycokeys.55.33859" docTitle="Dicephalospora shennongjiana H. D. Zheng & W. Y. Zhuang, sp. nov." docType="treatment" docVersion="4" lastPageNumber="87" masterDocId="FFD5FF98E071FFD6C327FFCBFF8A9E6B" masterDocTitle="Three new species of Dicephalospora from China as revealed by morphological and molecular evidences" masterLastPageNumber="99" masterPageNumber="87" pageNumber="87" updateTime="1668136273912" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Three new species of Dicephalospora from China as revealed by morphological and molecular evidences</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>Zheng, Huan-Di</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>Zhuang, Wen-Ying</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>MycoKeys</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>55</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>87</mods:start>
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<mods:end>99</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/mycokeys.55.33859</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/mycokeys.55.33859</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-55-87</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="158491602" LSID="urn:lsid:plazi:treatment:F52BE56AD6DCBCD83A0174EBC1A92F7C" httpUri="http://treatment.plazi.org/id/F52BE56AD6DCBCD83A0174EBC1A92F7C" lastPageNumber="87" pageId="0" pageNumber="87">
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<subSubSection pageId="0" pageNumber="87" type="nomenclature">
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<paragraph pageId="0" pageNumber="87">
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<taxonomicName authority="H. D. Zheng & W. Y. Zhuang" class="Leotiomycetes" family="Sclerotiniaceae" genus="Dicephalospora" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Dicephalospora shennongjiana" order="Helotiales" pageId="0" pageNumber="87" phylum="Ascomycota" rank="species" species="shennongjiana">Dicephalospora shennongjiana H.D. Zheng & W.Y. Zhuang</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="87">sp. nov.</taxonomicNameLabel>
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Figure 3
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="87" type="etymology">
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<paragraph pageId="0" pageNumber="87">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="87">The specific epithet refers to the type locality of the fungus.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="87" type="holotype">
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<paragraph pageId="0" pageNumber="87">Holotype.</paragraph>
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<paragraph pageId="0" pageNumber="87">CHINA. Hubei Province, Shennongjia, Shennongyuan, alt. 2250 m, on stromatized dead vine, 15 Sept 2014, H.D. Zheng, Z.Q. Zeng, W.T. Qin & K. Chen 9589 (HMAS 279698, ITS GenBank accession number: MK425606).</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="87" type="description">
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<paragraph pageId="0" pageNumber="87">Description.</paragraph>
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<paragraph pageId="0" pageNumber="87">
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Apothecia scattered, discoid to flat, stipitate, with even margin, 0.5−0.8 mm in diameter; hymenium surface greenish yellow; receptacle surface slightly darker. Ectal excipulum of textura prismatica, 15−40
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, cells hyaline to pale brownish, somewhat thick- and glassy-walled, 10−20
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<normalizedToken originalValue="×">x</normalizedToken>
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4−11
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<normalizedToken originalValue="μm">μm</normalizedToken>
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. Medullary excipulum of textura intricata, 25−110
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, hyphae hyaline, thin-walled, 2−4
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide. Subhymenium about 15
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick. Hymenium 170−180
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick. Asci arising from simple septa, unitunicate, 8-spored, clavate, J+ in
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<normalizedToken originalValue="Melzer’s">Melzer's</normalizedToken>
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reagent and
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<normalizedToken originalValue="Lugol’s">Lugol's</normalizedToken>
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solution without KOH pretreatment, visible as two blue lines, 130−150
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<normalizedToken originalValue="×">x</normalizedToken>
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14−16.5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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. Ascospores elliptical-subfusoid, aseptate, hyaline, smooth, lacking a gel cap at each end, multiguttulate, with a dark-stained area when mounted in cotton blue solution, uniseriate, 19−22
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<normalizedToken originalValue="×">x</normalizedToken>
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7−8.8
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<normalizedToken originalValue="μm">μm</normalizedToken>
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. Paraphyses filiform, slightly enlarged at apex, hyaline, septate, branched and tangled near apex, 3−3.5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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broad at upper portion and 1.5−2
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<normalizedToken originalValue="μm">μm</normalizedToken>
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below, exceeding the asci by 10−20
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<normalizedToken originalValue="μm">μm</normalizedToken>
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.
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</paragraph>
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<caption pageId="0" pageNumber="87">
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<paragraph pageId="0" pageNumber="87">
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Figure 3.
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<taxonomicName class="Leotiomycetes" family="Helotiaceae" genus="Dicephalospora" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Dicephalospora shennongjiana" order="Helotiales" pageId="0" pageNumber="87" phylum="Ascomycota" rank="species" species="shennongjiana">Dicephalospora shennongjiana</taxonomicName>
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(HMAS 279698, holotype) a fresh apothecia on natural substrate b dried apothecia c longitudinal section of apothecium d structure of margin, flank and hymenium e asci f IKI reaction of apical rings g ascospores in an ascus h ascospores. Mouting media:
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<normalizedToken originalValue="c–e">c-e</normalizedToken>
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, g, h lacto-phenol cotton f
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<normalizedToken originalValue="fugol’s">fugol's</normalizedToken>
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solution. Scale bars: 2 mm (a); 0.4 mm (b); 200
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(c); 20
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(d); 10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(
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<normalizedToken originalValue="e–h">e-h</normalizedToken>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="87" type="notes">
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<paragraph pageId="0" pageNumber="87">Notes.</paragraph>
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<paragraph pageId="0" pageNumber="87">
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The new species can be distinguished from other species by shape of ascospores and tangled paraphyses apices.
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<taxonomicName class="Leotiomycetes" family="Helotiaceae" genus="Dicephalospora" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Dicephalospora damingshanica" order="Helotiales" pageId="0" pageNumber="87" phylum="Ascomycota" rank="species" species="damingshanica">Dicephalospora damingshanica</taxonomicName>
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has a similarly shaped ascospore, but larger (22−32
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<normalizedToken originalValue="×">x</normalizedToken>
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9−12.7
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<normalizedToken originalValue="μm">μm</normalizedToken>
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), and with a hyaline mucilaginous cap at both ends (
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<bibRefCitation author="Zhuang, WY" journalOrPublisher="Fungal Diversity" pageId="0" pageNumber="87" pagination="187 - 196" title="Discomycetes of tropical China. VI. Additional species from Guangxi." volume="3" year="1999">Zhuang 1999</bibRefCitation>
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). Phylogenetically,
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<taxonomicName lsidName="D. shennongjiana" pageId="0" pageNumber="87" rank="species" species="shennongjiana">D. shennongjiana</taxonomicName>
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is closely related to
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<taxonomicName lsidName="D. huangshanica" pageId="0" pageNumber="87" rank="species" species="huangshanica">D. huangshanica</taxonomicName>
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, but the latter differs by red apothecia, smaller asci (89−96
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<normalizedToken originalValue="×">x</normalizedToken>
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9.5−11
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<normalizedToken originalValue="μm">μm</normalizedToken>
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), fusoid ascospores (18−26
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<normalizedToken originalValue="×">x</normalizedToken>
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4−5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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) (
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<bibRefCitation author="Zhuang, WY" journalOrPublisher="Mycosystema" pageId="0" pageNumber="87" pagination="13 - 17" title="A few petiole-inhabiting discomycetes in China." volume="7" year="1995 a">Zhuang 1995a</bibRefCitation>
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), and 22 bp divergence in ITS region.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |