185 lines
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185 lines
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<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="37265476D61451BBA66E8247FAE7D9D0" docLanguage="en" docName="MycoKeys 60: 1-15" docOrigin="MycoKeys 60" docSource="http://dx.doi.org/10.3897/mycokeys.60.46645" docTitle="Triblidium hubeiense 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="160104943" LSID="urn:lsid:plazi:treatment:37265476D61451BBA66E8247FAE7D9D0" httpUri="http://treatment.plazi.org/id/37265476D61451BBA66E8247FAE7D9D0" 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="37265476-D614-51BB-A66E-8247FAE7D9D0" authority="T. Lv & C. L. Hou" class="Dothideomycetes" family="Triblidiaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium hubeiense" order="Triblidiales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="hubeiense">Triblidium hubeiense 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 2" captionStartId="F2" captionText="Figure 2. Triblidium hubeiense (Holotype, BJTC 201908) on Rhododendron sp. twig A, B mature dried ascomata observed under dissecting microscope C dead ascospores in water." figureDoi="10.3897/mycokeys.60.46645.figure2" httpUri="https://binary.pensoft.net/fig/351829" pageId="0" pageNumber="1" tableDoi="10.3897/mycokeys.60.46645.figure2">Figs 2</figureCitation>
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,
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Triblidium hubeiense (Holotype, BJTC 201908) 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.figure3" httpUri="https://binary.pensoft.net/fig/351830" pageId="0" pageNumber="1" tableDoi="10.3897/mycokeys.60.46645.figure3">3</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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Similar to
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<taxonomicName class="Dothideomycetes" family="Triblidiaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium sherwoodiae" order="Triblidiales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="sherwoodiae">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium sherwoodiae</emphasis>
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</taxonomicName>
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but different by apically not swollen and unbranched paraphyses and homolateral curved ascospores, with a smaller L/W ratio of 1.4-2.3 (average ratio of 1.83) (average ratio of 2.52 for
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<taxonomicName lsidName="T. sherwoodiae" pageId="0" pageNumber="1" rank="species" species="sherwoodiae">
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<emphasis italics="true" pageId="0" pageNumber="1">T. sherwoodiae</emphasis>
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</taxonomicName>
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).
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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 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, Hubei Province, Shennongjia National Nature Reserve,
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<geoCoordinate degrees="31.4360" direction="north" orientation="latitude" precision="5" value="31.436">31.4360 N</geoCoordinate>
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;
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<geoCoordinate degrees="110.3014" direction="east" orientation="longitude" precision="5" value="110.3014">110.3014 E</geoCoordinate>
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, alt. ca. 2900 m, 23 July 2018, C.-L. HOU1350A (BJTC 201908).
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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 the bark, circular or rectangular in outline, 1.3-2.0 mm diam., solitary or occasionally confluent, with a black (#211414) outer surface that is sculptured with polygonal areolae, opening by irregular splits to expose a yellow (#ffc14f) hymenium. In median vertical section, ascomata 500-600
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick. Covering stroma 270-300
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick near the central part of ascomata, decreasing to 65-110
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<normalizedToken originalValue="μm">μm</normalizedToken>
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at the edge, consisting of an outer layer of highly melanized hyphae with a few remnants of host tissue embedded in the surface and an inner layer of hyaline hyphae. Basal layer 65-160
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, composed of highly melanized hyphae with hyaline hyphae towards the internal matrix of stroma that is 75-125
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick, composed of textura intricata. Subhymenium 45-75
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<normalizedToken originalValue="μm">μm</normalizedToken>
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thick consisting of small, irregular textura angularis. Excipulum absent. Paraphyses 200-230
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<normalizedToken originalValue="×">x</normalizedToken>
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ca. 1
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, filiform, multi-guttulate, guttulae visible in water and IKI but disappearing in both lactophenol solution and 5% KOH, not swollen and branched at the apex, extending past mature asci. Asci ripening sequentially, 160-200
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<normalizedToken originalValue="×">x</normalizedToken>
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15-24
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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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12-18
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<normalizedToken originalValue="μm">μm</normalizedToken>
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, L/W ratio of 1.4-2.3 (average ratio of 1.83), ellipsoidal, often curved homolateral, hyaline, at first aseptate, becoming muriform at maturity, with 6-8 transverse septa and a few longitudinal and oblique septa, without a gelatinous sheath, inamyloid in IKI.
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</paragraph>
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<caption doi="10.3897/mycokeys.60.46645.figure2" httpUri="https://binary.pensoft.net/fig/351829" pageId="0" pageNumber="1" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 2.</emphasis>
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium hubeiense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="hubeiense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium hubeiense</emphasis>
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</taxonomicName>
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(Holotype, BJTC 201908) 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 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.figure3" httpUri="https://binary.pensoft.net/fig/351830" pageId="0" pageNumber="1" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 3.</emphasis>
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<taxonomicName class="Lecanoromycetes" family="Graphidaceae" genus="Triblidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Triblidium hubeiense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="hubeiense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium hubeiense</emphasis>
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</taxonomicName>
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(Holotype, BJTC 201908)
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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="distribution">
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<paragraph pageId="0" pageNumber="1">Known distribution.</paragraph>
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<paragraph pageId="0" pageNumber="1">Known from a single collection from Shennongjia National Nature Reserve, Hubei Province, China.</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 Hubei Province where the specimen was collected.</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 hubeiense" order="Ostropales" pageId="0" pageNumber="1" phylum="Ascomycota" rank="species" species="hubeiense">
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<emphasis italics="true" pageId="0" pageNumber="1">Triblidium hubeiense</emphasis>
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</taxonomicName>
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is similar to
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<taxonomicName lsidName="T. sherwoodiae" pageId="0" pageNumber="1" rank="species" species="sherwoodiae">
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<emphasis italics="true" pageId="0" pageNumber="1">T. sherwoodiae</emphasis>
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</taxonomicName>
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Magnes and
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<taxonomicName lsidName="T. carestiae" pageId="0" pageNumber="1" rank="species" species="carestiae">
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<emphasis italics="true" pageId="0" pageNumber="1">T. carestiae</emphasis>
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</taxonomicName>
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(De Not.) Rehm, but
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<taxonomicName lsidName="T. sherwoodiae" pageId="0" pageNumber="1" rank="species" species="sherwoodiae">
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<emphasis italics="true" pageId="0" pageNumber="1">T. sherwoodiae</emphasis>
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</taxonomicName>
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has paraphyses with swollen terminal cell, straight ascospores and is only found on
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus ponderosa" order="Pinales" pageId="0" pageNumber="1" phylum="Tracheophyta" rank="species" species="ponderosa">
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<emphasis italics="true" pageId="0" pageNumber="1">Pinus ponderosa</emphasis>
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</taxonomicName>
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;
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<taxonomicName lsidName="T. carestiae" pageId="0" pageNumber="1" rank="species" species="carestiae">
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<emphasis italics="true" pageId="0" pageNumber="1">T. carestiae</emphasis>
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</taxonomicName>
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commonly has 3-8 ascospores per ascus, ascospores usually with beak-like structure at poles, 7-14 transverse septa and apically branched paraphyses.
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</paragraph>
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</subSubSection>
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</treatment>
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</document>
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