164 lines
11 KiB
XML
164 lines
11 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.36.27002" ID-GBIF-Dataset="8600b144-4a5b-4f8a-a1c3-e1c96bda14fa" ID-PMC="PMC6060227" ID-Pensoft-Pub="1314-4049-36-45" ID-PubMed="30057481" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049-36-45" ModsDocOrigin="MycoKeys 36" ModsDocTitle="Cryptic species diversity in polypores: the Skeletocutisnivea species complex" checkinTime="1531987475081" checkinUser="pensoft" docAuthor="Korhonen, Aku, Seelan, Jaya Seelan Sathiya & Miettinen, Otto" docDate="2018" docId="AC47D416234F99108E7F861C766A35B5" docLanguage="en" docName="MycoKeys 36: 45-82" docOrigin="MycoKeys 36" docSource="http://dx.doi.org/10.3897/mycokeys.36.27002" docTitle="Skeletocutis cummata A. Korhonen & Miettinen, sp. nov." docType="treatment" docVersion="4" lastPageNumber="45" masterDocId="B12C3E0C3B41FFFE215BC064FF98943D" masterDocTitle="Cryptic species diversity in polypores: the Skeletocutisnivea species complex" masterLastPageNumber="82" masterPageNumber="45" pageNumber="45" updateTime="1668136016806" 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>Cryptic species diversity in polypores: the Skeletocutisnivea species complex</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>Korhonen, Aku</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>Seelan, Jaya Seelan Sathiya</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>Miettinen, Otto</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>2018</mods:date>
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<mods:detail type="volume">
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<mods:number>36</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>45</mods:start>
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<mods:end>82</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.36.27002</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.36.27002</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-36-45</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="146637620" LSID="urn:lsid:plazi:treatment:AC47D416234F99108E7F861C766A35B5" httpUri="http://treatment.plazi.org/id/AC47D416234F99108E7F861C766A35B5" lastPageNumber="45" pageId="0" pageNumber="45">
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<subSubSection pageId="0" pageNumber="45" type="nomenclature">
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<paragraph pageId="0" pageNumber="45">
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<taxonomicName LSID="822244" authority="A. Korhonen & Miettinen" class="Agaricomycetes" family="Polyporaceae" genus="Skeletocutis" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Skeletocutis cummata" order="Polyporales" pageId="0" pageNumber="45" phylum="Basidiomycota" rank="species" species="cummata">Skeletocutis cummata A. Korhonen & Miettinen</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="45">sp. nov.</taxonomicNameLabel>
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Figures 6G, 7
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="holotype">
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<paragraph pageId="0" pageNumber="45">Holotype.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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China. Jilin: Antu, Changbai Mountains, alt. 1300 m,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Picea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Picea" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="genus">Picea</taxonomicName>
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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, 18 Sep 1998
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<normalizedToken originalValue="Niemelä">Niemelae</normalizedToken>
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6408 & Dai (H 7008666).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="description">
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<paragraph pageId="0" pageNumber="45">Description.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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Basidiocarps annual; half-resupinate to pileate; up to 3 cm wide and (pilei) up to 1 cm thick; hard when dry but easy to break apart; pilei nodulous or thick but steeply sloping, protruding up to 1 cm; margin of pileus curved downwards, blunt, with narrow, woolly ridge on the underside; upper surface matted to minutely pubescent, white to cream coloured when young, turning ochraceous with almost orange hues; pore surface with ochraceous or sometimes salmon/peach coloured tints, sometimes a greenish-grey tint is visible in the tubes; context and subiculum finally coriaceous but looser and fibrous near cap edge and surface; context faintly zonate in longitudinal section with thin dark lines separating layers of growth; tube layer up to 1 mm thick; pores (5
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<normalizedToken originalValue="–)7–8(–">-)7-8(-</normalizedToken>
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13) per mm.
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</paragraph>
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<paragraph pageId="0" pageNumber="45">
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Hyphal structure: the outer layer of context typically with a loose, fibrous texture composed of radially orientated encrusted hyphae (tomentum). Skeletal hyphae in context / subiculum (1.0
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<normalizedToken originalValue="–)2.0–3.5(–">-)2.0-3.5(-</normalizedToken>
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5.0)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, in trama 2.0
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<normalizedToken originalValue="–4.0(–">-4.0(-</normalizedToken>
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5.0)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, generative hyphae in trama 1.0
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<normalizedToken originalValue="–2.0(–">-2.0(-</normalizedToken>
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2.6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide.
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</paragraph>
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<paragraph pageId="0" pageNumber="45">
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Basidiospores (2.8
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<normalizedToken originalValue="–)2.9–3.4(–3.9)×0.5–0.8(–">-)2.9-3.4(-3.9)x0.5-0.8(-</normalizedToken>
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0.9)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, L=3.1
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, W=0.66
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<normalizedToken originalValue="µm">µm</normalizedToken>
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,
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<normalizedToken originalValue="Q’=(3.3–)3.8–6.0(–">Q'=(3.3-)3.8-6.0(-</normalizedToken>
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6.6), Q=4.68, n=270/9.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="distribution">
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<paragraph pageId="0" pageNumber="45">Distribution and ecology.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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Boreal, Eurasian taiga; known from Fennoscandia, Czech Republic and Far East. The species seems to be rather rare in Europe but possibly more common in the Far East where Spirin (H) has collected it abundantly. The species has been found growing on fallen spruce logs (
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Picea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Picea abies" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="species" species="abies">Picea abies</taxonomicName>
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, P.
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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) but also on
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Abies nephrolepis" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="species" species="nephrolepis">Abies nephrolepis</taxonomicName>
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and
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Larix" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Larix" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="genus">Larix</taxonomicName>
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sp.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="etymology">
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<paragraph pageId="0" pageNumber="45">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="45">Cummatus (Lat.), resinous, refers to the brown upper surface of basidiomes.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="materials_examined">
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<paragraph pageId="0" pageNumber="45">Specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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CHINA. Jilin: (holotype, see above). FINLAND.
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<normalizedToken originalValue="Etelä-Häme">Etelae-Haeme</normalizedToken>
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:
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<normalizedToken originalValue="Hämeenlinna">Haemeenlinna</normalizedToken>
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,
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<taxonomicName lsidName="P. abies" pageId="0" pageNumber="45" rank="species" species="abies">P. abies</taxonomicName>
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(fallen, fairly thin, still corticated tree), 17 Sep 2013
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<normalizedToken originalValue="Niemelä">Niemelae</normalizedToken>
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9088 & Spirin (H). RUSSIA. Khabarovsk Reg.: Khabarovsk Dist., Levyi Ulun, P.
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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, 21 Aug 2012 Spirin 5472 (H); 5484 (H); Malyi Kukachan,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Larix" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Larix" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="genus">Larix</taxonomicName>
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sp., 19 Aug 2012 Spirin 5430 (H); Malyi Niran, P.
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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, 6 Aug 2012 Spirin 4897 (H); Ulun, P.
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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, 26 Aug 2012 Spirin 5676 (H); Solnechny Dist., Igdomi,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Abies nephrolepis" order="Pinales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="species" species="nephrolepis">Abies nephrolepis</taxonomicName>
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, VIII.2011 Spirin 3857; Suluk-Makit, P.
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<normalizedToken originalValue="jezoënsis">jezoensis</normalizedToken>
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, 17 Aug 2011 Spirin 4170 (H).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="discussion">
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<paragraph pageId="0" pageNumber="45">Discussion.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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<taxonomicName lsidName="S. cummata" pageId="0" pageNumber="45" rank="species" species="cummata">S. cummata</taxonomicName>
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is most notably distinguished from other Eurasian species in the
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<taxonomicName lsidName="S. nivea" pageId="0" pageNumber="45" rank="species" species="nivea">S. nivea</taxonomicName>
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complex by its occurrence on conifer wood. Spores of
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<taxonomicName lsidName="S. cummata" pageId="0" pageNumber="45" rank="species" species="cummata">S. cummata</taxonomicName>
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are also larger than those of angiosperm-dwelling species apart from
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. futilis</taxonomicName>
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. The pubescence on pileus surface in pileate specimens provides an additional identification cue. Very wide but thin-walled tramal skeletal hyphae seem to be particularly pronounced in this species. All distinctive features of
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<taxonomicName lsidName="S. cummata" pageId="0" pageNumber="45" rank="species" species="cummata">S. cummata</taxonomicName>
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are shared with the North American conifer-dwelling species
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<taxonomicName lsidName="S. ochroalba" pageId="0" pageNumber="45" rank="species" species="ochroalba">S. ochroalba</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |