141 lines
8.8 KiB
XML
141 lines
8.8 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.36.27002" ID-GBIF-Dataset="f1d3a64a-8e98-4b0d-8aec-bf95082794d1" ID-PMC="PMC6060227" ID-Pensoft-Pub="1314-4049--45" ID-PubMed="30057481" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049--45" ModsDocOrigin="MycoKeys " ModsDocTitle="Cryptic species diversity in polypores: the Skeletocutisnivea species complex" checkinTime="1553125620410" checkinUser="pensoft" docAuthor="Korhonen, Aku, Seelan, Jaya Seelan Sathiya & Miettinen, Otto" docDate="2018" docId="3005F4232E5D59CC895975556E070167" docLanguage="en" docName="MycoKeys 36: 45-82" docOrigin="MycoKeys 36" docSource="http://dx.doi.org/10.3897/mycokeys.36.27002" docTitle="Skeletocutis futilis Miettinen & A. Korhonen, sp. nov." docType="treatment" docVersion="4" lastPageNumber="45" masterDocId="FFC8FFDFC57AFF9BFFDBFF8806188648" masterDocTitle="Cryptic species diversity in polypores: the Skeletocutisnivea species complex" masterLastPageNumber="82" masterPageNumber="45" pageNumber="45" updateTime="1668136019253" 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--45</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154474012" LSID="urn:lsid:plazi:treatment:3005F4232E5D59CC895975556E070167" httpUri="http://treatment.plazi.org/id/3005F4232E5D59CC895975556E070167" 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="822245" authority="Miettinen & A. Korhonen" class="Agaricomycetes" family="Polyporaceae" genus="Skeletocutis" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Skeletocutis futilis" order="Polyporales" pageId="0" pageNumber="45" phylum="Basidiomycota" rank="species" species="futilis">Skeletocutis futilis Miettinen & A. Korhonen</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="45">sp. nov.</taxonomicNameLabel>
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Figure 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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Finland. Uusimaa: Helsinki,
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<taxonomicName class="Magnoliopsida" family="Rosaceae" genus="Sorbus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Sorbus aucuparia" order="Rosales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="species" species="aucuparia">Sorbus aucuparia</taxonomicName>
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, 24 Sep 2012 Miettinen 15745 (H 7008667).
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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">Basidiocarps annual; half-resupinate; small, up to 5 mm wide and 1.5 mm thick; hard when dry but easy to break apart; pilei very small and nodulous; upper surface white when young, turning yellowish-brown; context and subiculum white; tube layer up to 0.2 mm thick; pores 6-8 per mm.</paragraph>
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<paragraph pageId="0" pageNumber="45">
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Hyphal structure: skeletal hyphae in context / subiculum (1.0
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<normalizedToken originalValue="–)2.0–3.0(–">-)2.0-3.0(-</normalizedToken>
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3.3)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide, in trama scarce, (1.0
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<normalizedToken originalValue="–)2.0–3.9(–">-)2.0-3.9(-</normalizedToken>
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4.9)
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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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3.2)
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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 3.0
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<normalizedToken originalValue="–4.0×0.7–">-4.0x0.7-</normalizedToken>
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0.9
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, L=3.33
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, W=0.81
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<normalizedToken originalValue="µm">µm</normalizedToken>
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,
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<normalizedToken originalValue="Q’=(3.3–)3.4–">Q'=(3.3-)3.4-</normalizedToken>
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5.1, Q=4.13, n=30.
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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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The species is known only from the type specimen which was collected from a
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<taxonomicName class="Magnoliopsida" family="Betulaceae" genus="Betula" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Betula" order="Fagales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="genus">Betula</taxonomicName>
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stand on a disturbed site near the seashore in Helsinki, Finland (hemiboreal zone) where it was growing on rather thin twigs of
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<taxonomicName class="Magnoliopsida" family="Rosaceae" genus="Sorbus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Sorbus aucuparia" order="Rosales" pageId="0" pageNumber="45" phylum="Tracheophyta" rank="species" species="aucuparia">Sorbus aucuparia</taxonomicName>
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.
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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">Futilis (Lat.), fragile, insignificant.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="45" type="specimen examined">
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<paragraph pageId="0" pageNumber="45">Specimen examined.</paragraph>
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<paragraph pageId="0" pageNumber="45">FINLAND: Uusimaa: (holotype, see above).</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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While macroscopic features may be quite scanty, characteristic trimitic-looking subiculum, skeletal hyphae in trama and encrustations of dissepiment edge hyphae reveal
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. futilis</taxonomicName>
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to be a member of 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.
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. futilis</taxonomicName>
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can be distinguished from other species in the complex by thicker spores.
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</paragraph>
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<paragraph pageId="0" pageNumber="45">
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In our analyses,
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. futilis</taxonomicName>
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constitutes a sister taxon to the rest of 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. The clade also includes
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. aff. futilis</taxonomicName>
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in North America. Owing to the limited material available, we refrain from judging whether they represent geographic variation within one species or vicariant sister species. The voucher specimens of
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. aff. futilis</taxonomicName>
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(Lindner DLL2009-067; -068 (CFMR)) are in a rather poor condition, but it seems that the small size of basidiocarps and thick spores are as characteristic for
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. aff. futilis</taxonomicName>
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as they are for
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<taxonomicName lsidName="S. futilis" pageId="0" pageNumber="45" rank="species" species="futilis">S. futilis</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> |