221 lines
15 KiB
XML
221 lines
15 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.60.46645" ID-GBIF-Dataset="5409e379-92d5-4741-8bc6-79a3bf9eceeb" ID-PMC="PMC6838219" ID-Pensoft-Pub="1314-4049-60-1" ID-Pensoft-UUID="8C3BB5FD62385EAC9531299547C29D71" ID-PubMed="31723334" ModsDocID="1314-4049-60-1" checkinTime="1572595451740" checkinUser="pensoft" docAuthor="Lv, Tu, Hou, Cheng-Lin & Johnston, Peter R." docDate="2019" docId="90911E23082C5EC0A251E011985AA5CA" docLanguage="en" docName="MycoKeys 60: 1-15" docOrigin="MycoKeys 60" docSource="http://dx.doi.org/10.3897/mycokeys.60.46645" docTitle="Triblidium yunnanense T. Lv & C. L. Hou, sp. nov." docType="treatment" docVersion="4" id="8C3BB5FD62385EAC9531299547C29D71" lastPageNumber="1" masterDocId="8C3BB5FD62385EAC9531299547C29D71" masterDocTitle="Three new species and a new combination of Triblidium" masterLastPageNumber="15" masterPageNumber="1" pageNumber="1" updateTime="1668136338132" 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 and a new combination of Triblidium</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>Lv, Tu</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>Hou, Cheng-Lin</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>Johnston, Peter R.</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>60</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>15</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/mycokeys.60.46645</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.60.46645</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-60-1</mods:identifier>
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<mods:identifier type="Pensoft-UUID">8C3BB5FD62385EAC9531299547C29D71</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="160104941" LSID="urn:lsid:plazi:treatment:90911E23082C5EC0A251E011985AA5CA" httpUri="http://treatment.plazi.org/id/90911E23082C5EC0A251E011985AA5CA" 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="90911E23-082C-5EC0-A251-E011985AA5CA" authority="T. Lv & C. L. Hou" class="Dothideomycetes" family="Triblidiaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium yunnanense" order="Triblidiales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="yunnanense">Triblidium yunnanense T. Lv & C. L. Hou</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Triblidium yunnanense (Holotype, BJTC 201903) on Rhododendron sp. twig A, B mature dried ascomata observed under a dissecting microscope C dead ascospores in water." figureDoi="10.3897/mycokeys.60.46645.figure6" httpUri="https://binary.pensoft.net/fig/351833" pageId="0" pageNumber="1" tableDoi="10.3897/mycokeys.60.46645.figure6">Figs 6</figureCitation>
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,
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Triblidium yunnanense (Holotype, BJTC 201903) A ascoma in median vertical section B paraphyses, mature asci with ascospores and immature ascus C dead ascospores in water." figureDoi="10.3897/mycokeys.60.46645.figure7" httpUri="https://binary.pensoft.net/fig/351834" pageId="0" pageNumber="1" tableDoi="10.3897/mycokeys.60.46645.figure7">7</figureCitation>
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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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Different from
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<taxonomicName lsidName="T. hafellneri" pageId="0" pageNumber="1" rank="species" species="hafellneri">
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<emphasis italics="true" pageId="0" pageNumber="1">T. hafellneri</emphasis>
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</taxonomicName>
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by its ascospores with 6-8 transverse septa, narrow asci and geographical range. Different from its phylogenetically closest relatives (
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<taxonomicName lsidName="T. hubeiense" pageId="0" pageNumber="1" rank="species" species="hubeiense">
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<emphasis italics="true" pageId="0" pageNumber="1">T. hubeiense</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="T. rostriforme" pageId="0" pageNumber="1" rank="species" species="rostriforme">
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<emphasis italics="true" pageId="0" pageNumber="1">T. rostriforme</emphasis>
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</taxonomicName>
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) by the size and the shape of ascomata and ascospores.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Holotype.</emphasis>
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On twigs of
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<taxonomicName class="Magnoliopsida" family="Ericaceae" genus="Rhododendron" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhododendron" order="Ericales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Rhododendron</emphasis>
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</taxonomicName>
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sp., CHINA, Yunnan Province, Lijiang, Laojunshan,
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<geoCoordinate degrees="26.6571" direction="north" orientation="latitude" precision="5" value="26.6571">26.6571 N</geoCoordinate>
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;
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<geoCoordinate degrees="99.6944" direction="east" orientation="longitude" precision="5" value="99.6944">99.6944 E</geoCoordinate>
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, alt. ca. 4070 m, 25 June 2011, C.-L. HOU 875A (BJTC 201903).
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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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Ascomata erumpent from bark, circular or slightly irregular in outline, 0.5-0.8 mm diam., solitary, with a black (#211414) outer surface that is sculptured with polygonal areolae, opening by irregular splits to expose the hymenium. In median vertical section, ascomata 300-400
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick. Covering stroma 45-75
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, consisting of an outer layer of highly melanized hyphae with remnants of host tissue incorporated into the outer surface and an inner layer of hyaline hyphae. Basal layer 45-88
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, composed of an outer layer of highly melanized hyphae and short, thick, hyaline hyphae towards the internal matrix of stroma that is 60-85
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, composed of thick hyphae. Subhymenium 35-59
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, consisting of hyaline textura angularis. Excipulum 25-35
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, formed by marginal paraphyses. Paraphyses 180-230
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<normalizedToken originalValue="×">x</normalizedToken>
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1-1.2
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, filiform, often branched, multi-guttulate, guttulae visible in water and IKI but disappearing in both lactophenol solution and 5% KOH. Asci ripening sequentially, 150-200
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<normalizedToken originalValue="×">x</normalizedToken>
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13-18
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, cylindrical, thin-walled, without circumapical thickening, rounded at the apex, 6-8-spored. Ascospores 20-30
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<normalizedToken originalValue="×">x</normalizedToken>
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10-15
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, L/W ratio of 1.7-2.5 (average ratio of 1.99), ellipsoid, hyaline, at first aseptate, becoming muriform at maturity, with usually 6-8 transverse septa and a few longitudinal and oblique septa, without gelatinous sheath, inamyloid in IKI.
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</paragraph>
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<caption doi="10.3897/mycokeys.60.46645.figure6" httpUri="https://binary.pensoft.net/fig/351833" pageId="0" pageNumber="1" start="Figure 6" startId="F6">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 6.</emphasis>
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium yunnanense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="yunnanense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium yunnanense</emphasis>
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</taxonomicName>
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(Holotype, BJTC 201903) on
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<taxonomicName class="Magnoliopsida" family="Ericaceae" genus="Rhododendron" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhododendron" order="Ericales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Rhododendron</emphasis>
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</taxonomicName>
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sp. twig
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<emphasis bold="true" pageId="0" pageNumber="1">A, B</emphasis>
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mature dried ascomata observed under a dissecting microscope
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<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
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dead ascospores in water.
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</paragraph>
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</caption>
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<caption doi="10.3897/mycokeys.60.46645.figure7" httpUri="https://binary.pensoft.net/fig/351834" pageId="0" pageNumber="1" start="Figure 7" startId="F7">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 7.</emphasis>
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium yunnanense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="yunnanense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium yunnanense</emphasis>
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</taxonomicName>
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(Holotype, BJTC 201903)
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<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
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ascoma in median vertical section
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<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
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paraphyses, mature asci with ascospores and immature ascus
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<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
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dead ascospores in water.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="1">Conidiomata and zone lines not seen.</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">Referring to the Yunnan Province where the holotype specimens were collected.</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">Additional specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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On twigs of
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<taxonomicName class="Magnoliopsida" family="Ericaceae" genus="Rhododendron" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhododendron" order="Ericales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Rhododendron</emphasis>
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</taxonomicName>
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sp., CHINA, Yunnan Province, Lijiang, Laojunshan,
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<geoCoordinate degrees="26.6741" direction="north" orientation="latitude" precision="5" value="26.6741">26.6741 N</geoCoordinate>
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;
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<geoCoordinate degrees="99.6930" direction="east" orientation="longitude" precision="5" value="99.693">99.6930 E</geoCoordinate>
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, alt. ca. 4040 m, 11 July 2007, C.-L. HOU 470A (BJTC 201904). On dead twigs of
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<taxonomicName class="Magnoliopsida" family="Ericaceae" genus="Rhododendron" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhododendron" order="Ericales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Rhododendron</emphasis>
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</taxonomicName>
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sp., CHINA, Sichuan Province, Mt. Emeishan,
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<geoCoordinate degrees="29.5185" direction="north" orientation="latitude" precision="5" value="29.5185">29.5185 N</geoCoordinate>
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;
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<geoCoordinate degrees="103.3329" direction="east" orientation="longitude" precision="5" value="103.3329">103.3329 E</geoCoordinate>
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, alt. ca. 3010 m, 12 July 2014, C.-L. HOU 1179 (BJTC 201905).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="comments">
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<paragraph pageId="0" pageNumber="1">Comments.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium yunnanense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="yunnanense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium yunnanense</emphasis>
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</taxonomicName>
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is similar to
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<taxonomicName lsidName="T. hafellneri" pageId="0" pageNumber="1" rank="species" species="hafellneri">
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<emphasis italics="true" pageId="0" pageNumber="1">T. hafellneri</emphasis>
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</taxonomicName>
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Magnes, but the latter has asci 20-25
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide, ascospores with 7 transverse septa and occurs on
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<taxonomicName genus="Vaccinum" lsidName="Vaccinum ovatum" pageId="0" pageNumber="1" rank="species" species="ovatum">
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<emphasis italics="true" pageId="0" pageNumber="1">Vaccinum ovatum</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Magnoliopsida" family="Ericaceae" genus="Calluna" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Calluna vuglaris" order="Ericales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="vuglaris">
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<emphasis italics="true" pageId="0" pageNumber="1">Calluna vuglaris</emphasis>
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</taxonomicName>
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,
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<taxonomicName class="Ascidiacea" family="Polycitoridae" genus="Salix" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Salix" order="Aplousobranchia" pageId="0" pageNumber="1" phylum="Chordata" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Salix</emphasis>
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</taxonomicName>
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spp., and
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<taxonomicName class="Magnoliopsida" family="Nothofagaceae" genus="Nothofagus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Nothofagus antarctica" order="Fagales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="antarctica">
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<emphasis italics="true" pageId="0" pageNumber="1">Nothofagus antarctica</emphasis>
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</taxonomicName>
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in Europe and the Americas.
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium yunnanense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="yunnanense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium yunnanense</emphasis>
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</taxonomicName>
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has a close relationship to the two other new species in this study, but
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<taxonomicName lsidName="T. rostriforme" pageId="0" pageNumber="1" rank="species" species="rostriforme">
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<emphasis italics="true" pageId="0" pageNumber="1">T. rostriforme</emphasis>
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</taxonomicName>
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has larger ascomata, ascospores with special beak-like structures and
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<taxonomicName lsidName="T. hubeiense" pageId="0" pageNumber="1" rank="species" species="hubeiense">
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<emphasis italics="true" pageId="0" pageNumber="1">T. hubeiense</emphasis>
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</taxonomicName>
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has larger ascomata, unbranched paraphyses, a moderately developed excipulum, a thicker covering stroma, basal layer and subhymenium.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |