267 lines
17 KiB
XML
267 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.38.27041" ID-GBIF-Dataset="9e1dc914-3cfd-474c-8a0b-53f6fb79b94f" ID-PMC="PMC6160832" ID-Pensoft-Pub="1314-4049--47" ID-PubMed="30275739" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049--47" ModsDocOrigin="MycoKeys " ModsDocTitle="Validation of two Amanita species from eastern North America: A.rhacopus sp. nov. and A.variicolor sp. nov." checkinTime="1553125616924" checkinUser="pensoft" docAuthor="Lambert, Herman, Fortin, Guy, Labbe, Roland, Labrecque, Jacqueline, Berube, Jean A., Landry, Jacques, Ilyukhin, Evgeny, Margaritescu, Simona, Moncalvo, Jean-Marc & Lamoureux, Yves" docDate="2018" docId="894A9E7DC49A767F65F00082F9898546" docLanguage="en" docName="MycoKeys 38: 47-57" docOrigin="MycoKeys 38" docSource="http://dx.doi.org/10.3897/mycokeys.38.27041" docTitle="Amanita variicolor Y. Lamoureux, sp. nov." docType="treatment" docVersion="4" lastPageNumber="47" masterDocId="1262FF8A910CFFBEFFE02F3C6D500871" masterDocTitle="Validation of two Amanita species from eastern North America: A. rhacopus sp. nov. and A. variicolor sp. nov." masterLastPageNumber="57" masterPageNumber="47" pageNumber="47" updateTime="1668136042081" 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>Validation of two Amanita species from eastern North America: A. rhacopus sp. nov. and A. variicolor sp. nov.</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>Lambert, Herman</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>Fortin, Guy</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>Labbe, Roland</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>Labrecque, Jacqueline</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>Berube, Jean A.</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>Landry, Jacques</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>Ilyukhin, Evgeny</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>Margaritescu, Simona</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>Moncalvo, Jean-Marc</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>Lamoureux, Yves</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>38</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>47</mods:start>
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<mods:end>57</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.38.27041</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.38.27041</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049--47</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="154473984" LSID="urn:lsid:plazi:treatment:894A9E7DC49A767F65F00082F9898546" httpUri="http://treatment.plazi.org/id/894A9E7DC49A767F65F00082F9898546" lastPageNumber="47" pageId="0" pageNumber="47">
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<subSubSection pageId="0" pageNumber="47" type="nomenclature">
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<paragraph pageId="0" pageNumber="47">
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<taxonomicName LSID="827344" authority="Y. Lamoureux" class="Agaricomycetes" family="Amanitaceae" genus="Amanita" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Amanita variicolor" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="species" species="variicolor">Amanita variicolor Y. Lamoureux</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="47">sp. nov.</taxonomicNameLabel>
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Fig. 2
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="reference_group">
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<paragraph pageId="0" pageNumber="47">
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<taxonomicName family="Amanitaceae" higherTaxonomySource="treatment-meta" kingdom="Fungi" lsidName="A. inaurata" order="Agaricales" pageId="0" pageNumber="47" rank="species" species="inaurata">A. inaurata</taxonomicName>
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ss. Pomerl. p. p.;
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<taxonomicName family="Amanitaceae" higherTaxonomySource="treatment-meta" kingdom="Fungi" lsidName="A. ceciliae" order="Agaricales" pageId="0" pageNumber="47" rank="species" species="ceciliae">A. ceciliae</taxonomicName>
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ss. auct. amer. p. p.
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</paragraph>
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<paragraph pageId="0" pageNumber="47">
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non
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<taxonomicName class="Agaricomycetes" family="Amanitaceae" genus="Amanita" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Amanita inaurata" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="species" species="inaurata">Amanita inaurata</taxonomicName>
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Secr. ex Gillet,
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<normalizedToken originalValue="Hyménomycètes">Hymenomycetes</normalizedToken>
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(
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<normalizedToken originalValue="Alençon">Alencon</normalizedToken>
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): 41 (1874) [1878]
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</paragraph>
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<paragraph pageId="0" pageNumber="47">
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non
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<taxonomicName class="Agaricomycetes" family="Amanitaceae" genus="Agaricus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Agaricus ceciliae" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="species" species="ceciliae">Agaricus ceciliae</taxonomicName>
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Berk. & Broome, Ann. Mag. nat. Hist., Ser. 2 13: 396 (1854)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="diagnosis">
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<paragraph pageId="0" pageNumber="47">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="47">
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<taxonomicName class="Agaricomycetes" family="Amanitaceae" genus="Amanita" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Amanita variicolor" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="species" species="variicolor">Amanita variicolor</taxonomicName>
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differs from other species of
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<taxonomicName class="Agaricomycetes" family="Amanitaceae" genus="Amanita" higherTaxonomySource="CoL" infraspecific-rank="sec." kingdom="Fungi" lsidName="Amanita" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="section" section="Vaginatae">Amanita sec. Vaginatae</taxonomicName>
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by its versicolour (straw-yellow, orange-brown to blackish brown) pileus, stipe white then covered with brown olive to orange chevron-forming fibrils, stipe base dark orange to rusty, universal veil grey to orange-grey leaving small to large flakes on the pileus and one or two strips at the stipe base, found mainly with
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Abies" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Abies</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Betulaceae" genus="Betula" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Betula" order="Fagales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Betula</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="holotype">
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<paragraph pageId="0" pageNumber="47">Holotype.</paragraph>
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<paragraph pageId="0" pageNumber="47">
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CANADA,
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<normalizedToken originalValue="Québec">Quebec</normalizedToken>
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: Rawdon, in a mixed forest of
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Abies balsamea" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="species" species="balsamea">Abies balsamea</taxonomicName>
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and
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<taxonomicName class="Magnoliopsida" family="Betulaceae" genus="Betula" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Betula papyrifera" order="Fagales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="species" species="papyrifera">Betula papyrifera</taxonomicName>
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, on moist soil close to a bog, 19 August 2003, CMMF003787, ITS Genbank accession number MG734656.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="etymology">
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<paragraph pageId="0" pageNumber="47">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="47">The epithet variicolor refers to the very variable colour of the pileus.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="description">
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<paragraph pageId="0" pageNumber="47">Description.</paragraph>
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<paragraph pageId="0" pageNumber="47">
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Pileus 40-100 mm wide, ovoid to rounded conic at first, then plane with an umbo, smooth, olive yellow, straw yellow, bronze, olive brownish to brown-black and then tinged with olive or orange yellow towards the margin, at times darker in the centre and over inner ends of marginal striations, often with small to large grey or orange grey velar flakes, margin striated. Lamellae free, subcrowded, whitish, greyish to salmon tints. Stipe100-200
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<normalizedToken originalValue="×">x</normalizedToken>
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8-17 mm, cylindrical (not bulbous or barely), flocculose and white at first, typically covered all over by chevron-forming rusty-orange fibrils on a whitish background when mature, without annulus, base always rusty orange with one or two greyish-orange velar strips. Universal veil friable, grey to orange grey, often leaving small to large flakes on the pileus and one or two strips at the stipe base. Partial veil absent. Context white, unchanging when cut or bruised, odour not distinctive, taste not recorded.
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</paragraph>
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<paragraph pageId="0" pageNumber="47">
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Basidiospores: [180/3/3] (8.2) 9.8-11.5 (13.3)
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<normalizedToken originalValue="×">x</normalizedToken>
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(7.1) 8.8-10.7 (12.2)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, Q= 1.0-1.2 (1.3), Qm= 1.09, globose to subglobose, smooth, monoguttulate, hyaline, inamyloid and cyanophilous. Basidia 48-65
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<normalizedToken originalValue="×">x</normalizedToken>
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14-19
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, clavate, 4-spored with sterigmata up to 8.5
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<normalizedToken originalValue="μm">μm</normalizedToken>
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long. Subhymenium composed of irregular globose to subglobose 11-20 (25)
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<normalizedToken originalValue="×">x</normalizedToken>
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(6) 10-15
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<normalizedToken originalValue="µm">µm</normalizedToken>
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cells. Lamellar trama bilateral consisting of cylindro-clavate, clavate, fusiform to subfusiform, abundantly inflated 28-40 (55)
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<normalizedToken originalValue="×">x</normalizedToken>
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13-20
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<normalizedToken originalValue="µm">µm</normalizedToken>
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cells mixed with thin-walled, hyaline, 2-6
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<normalizedToken originalValue="μm">μm</normalizedToken>
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wide filamentous hyphae and rare vascular hyphae. Volva remnants composed of 4.5-7.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide filamentous hyphae terminated by 25-60
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide subglobose to globose and inflated cells often in chains and rare to absent vascular hyphae. Pileipellis composed of an upper layer of 2.5-6
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide radially orientated gelatinised hyphae and a subpellis of mainly filamentous 4-12
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide hyphae mixed with cylindrical to fusiform inflated 50-100
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<normalizedToken originalValue="×">x</normalizedToken>
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13-24
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<normalizedToken originalValue="µm">µm</normalizedToken>
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cells often in chains and some 7-10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide vascular hyphae. Pileus context composed of equal amounts of (4) 5-12
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide filamentous hyphae, sometimes inflated, more or less ramified and cylindrical, subfusiform to fusiform 40-110
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<normalizedToken originalValue="×">x</normalizedToken>
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10-33
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<normalizedToken originalValue="µm">µm</normalizedToken>
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inflated cells often in chains, with some 7-10 (12)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide vascular hyphae, sometimes inflated, rarely ramified. Stipitipellis composed of 3-5 (6)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide filamentous hyphae terminated by clavate 50-90 (120)
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<normalizedToken originalValue="×">x</normalizedToken>
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(12) 16-23
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<normalizedToken originalValue="µm">µm</normalizedToken>
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cells containing reddish-brown pigments. Stipe context composed mainly of cylindrical 150-350
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<normalizedToken originalValue="×">x</normalizedToken>
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20-35
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<normalizedToken originalValue="µm">µm</normalizedToken>
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cells in chains, 4-13
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide filamentous hyphae and some 7-10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide vascular hyphae. Clamps absent.
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</paragraph>
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<caption pageId="0" pageNumber="47">
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<paragraph pageId="0" pageNumber="47">
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Figure 2.
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<taxonomicName class="Agaricomycetes" family="Amanitaceae" genus="Amanita" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Amanita variicolor" order="Agaricales" pageId="0" pageNumber="47" phylum="Basidiomycota" rank="species" species="variicolor">Amanita variicolor</taxonomicName>
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. a, b Basidiomes a CMMF003787 (holotype), photograph by Yves Lamoureux b HL0257, photograph by Herman Lambert
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<normalizedToken originalValue="c–g">c-g</normalizedToken>
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Drawings of typical microscopic structures by Guy Fortin c Basidiospores d Basidia e Acrophysalides. f. universal veil g Caulocystides. Scale bar: 1 cm (a), 10
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(c, d), 20
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(
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<normalizedToken originalValue="e–g">e-g</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="47" type="ecology">
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<paragraph pageId="0" pageNumber="47">Ecology and distribution.</paragraph>
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<paragraph pageId="0" pageNumber="47">
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Solitary, sometimes scattered to gregarious, in stands of conifers (
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Abies" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Abies</taxonomicName>
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,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Picea" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Picea" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Picea</taxonomicName>
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,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Pinus</taxonomicName>
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,
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<taxonomicName class="Pinopsida" family="Pinaceae" genus="Tsuga" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Tsuga" order="Pinales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Tsuga</taxonomicName>
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) mixed with
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<taxonomicName class="Magnoliopsida" family="Betulaceae" genus="Betula" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Betula" order="Fagales" pageId="0" pageNumber="47" phylum="Tracheophyta" rank="genus">Betula</taxonomicName>
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, on sub-hydric to mesic soil, never seen in plantations, from July to September in
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<normalizedToken originalValue="Québec">Quebec</normalizedToken>
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and Ontario. Possibly also present further south (see Discussion).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="47" type="materials_examined">
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<paragraph pageId="0" pageNumber="47">Specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="47">
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Canada,
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<normalizedToken originalValue="Québec">Quebec</normalizedToken>
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:
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<normalizedToken originalValue="Québec">Quebec</normalizedToken>
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, Base de plein air La
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<normalizedToken originalValue="Découverte">Decouverte</normalizedToken>
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, H. Lambert (HL0846), 15 August 2010. Lac-Beauport, Chemin de la Chapelle, H. Lambert (HL0852), 22 August 2010.
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<normalizedToken originalValue="Sacré-Sœur-sur-le">Sacre-Soeur-sur-le</normalizedToken>
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Fjord,
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<normalizedToken originalValue="Rivière">Riviere</normalizedToken>
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Sainte-Marguerite, fosses 3, 4, 5, H. Lambert (HL0257), 17 August 2008 (Genbank accession number MG734657).
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<normalizedToken originalValue="Sacré-Sœur-sur-le">Sacre-Soeur-sur-le</normalizedToken>
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Fjord, Parc Saguenay, H. Lambert (HL051), 2015. Ontario: Algonquin Provincial Park, M. Didukh and B. Dentinger (TRTC156902), 1 October 2007 (Genbank accession number MG734655).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |