210 lines
14 KiB
XML
210 lines
14 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.46.32823" ID-GBIF-Dataset="e546c2a6-4668-4253-b2e2-b462f23dab8c" ID-PMC="PMC6379322" ID-Pensoft-Pub="1314-4049-46-1" ID-PubMed="30787668" ModsDocAuthor="" ModsDocDate="2019" ModsDocID="1314-4049-46-1" ModsDocOrigin="MycoKeys 46" ModsDocTitle="The genus Hebeloma in the Rocky Mountain Alpine Zone" checkinTime="1555333436509" checkinUser="pensoft" docAuthor="Cripps, Cathy L., Eberhardt, Ursula, Schuetz, Nicole, Beker, Henry J., Vera S. Evenson, & Horak, Egon" docDate="2019" docId="848E7BFA1DB23686A2D8B6E23A9D985F" docLanguage="en" docName="MycoKeys 46: 1-54" docOrigin="MycoKeys 46" docSource="http://dx.doi.org/10.3897/mycokeys.46.32823" docTitle="Hebeloma dunense L. Corb. & R. Heim, Mem. Soc. Natn. Sci. Nat. Math. Cherbourg 40: 16 1929" docType="treatment" docVersion="4" lastPageNumber="32" masterDocId="AC18AA047D78FFBFD06BFFFDFF948577" masterDocTitle="The genus Hebeloma in the Rocky Mountain Alpine Zone" masterLastPageNumber="54" masterPageNumber="1" pageNumber="29" updateTime="1668136151891" 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>The genus Hebeloma in the Rocky Mountain Alpine Zone</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>Cripps, Cathy L.</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>Eberhardt, Ursula</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>Schuetz, Nicole</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>Beker, Henry J.</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>Vera S. Evenson,</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>Horak, Egon</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>46</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>54</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.46.32823</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.46.32823</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-46-1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="156202105" LSID="urn:lsid:plazi:treatment:848E7BFA1DB23686A2D8B6E23A9D985F" httpUri="http://treatment.plazi.org/id/848E7BFA1DB23686A2D8B6E23A9D985F" lastPageId="31" lastPageNumber="32" pageId="28" pageNumber="29">
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<subSubSection pageId="28" pageNumber="29" type="nomenclature">
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<paragraph pageId="28" pageNumber="29">
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10.
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<taxonomicName authority="L. Corb. & R. Heim, Mem. Soc. Natn. Sci. Nat. Math. Cherbourg 40: 16 (1929)" class="Agaricomycetes" family="Hymenogastraceae" genus="Hebeloma" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hebeloma dunense" order="Agaricales" pageId="28" pageNumber="29" phylum="Basidiomycota" rank="species" species="dunense">
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Hebeloma dunense L. Corb. & R. Heim,
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<normalizedToken originalValue="Mém">Mem</normalizedToken>
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. Soc. Natn. Sci. Nat. Math. Cherbourg 40: 16 (1929)
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</taxonomicName>
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Figures 6B, 16, 23 (10)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="29" pageNumber="30" type="etymology">
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<paragraph pageId="29" pageNumber="30">
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<pageBreakToken pageId="29" pageNumber="30" start="start">Etymology</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="29" pageNumber="30">Originally found in sand in dunes.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="30" lastPageNumber="31" pageId="29" pageNumber="30" type="description">
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<paragraph pageId="29" pageNumber="30">Description.</paragraph>
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<paragraph lastPageId="30" lastPageNumber="31" pageId="29" pageNumber="30">
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Cortina present. Pileus 10-28 mm in diameter, convex, slightly conic-convex, with or without a slight umbo (one papillate), or almost applanate, some sunken in center, smooth, greasy, pale pinkish buff at first, becoming caramel color in center, outwards remaining pale, with a hoary coating, some flecks of white in outer part, mostly appearing pale unicolor; margin turned in or down, covered with white veil tissue or not. Lamellae emarginate to subdecurrent, or pulling away, variable, L = 25-48 plus lamellulae, a bit distant, cream buff to pinkish buff at first, then milk coffee; edges white fimbriate. Stipe 20-50
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<normalizedToken originalValue="×">x</normalizedToken>
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2-6 mm, equal or narrowing a bit at base, dingy whitish buff in top part, sometimes pruinose and base darkening to golden color then blackish brown (not always obvious unless cut open), with fibrils on lower part
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<pageBreakToken pageId="30" pageNumber="31" start="start">and</pageBreakToken>
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/or a few 'patches of
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<normalizedToken originalValue="tissue’">tissue'</normalizedToken>
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. Context dingy white, watery buff, dark at base, sometimes splitting, often hollow when mature; tough in base. Odor faintly raphanoid or absent. Exsiccate: mostly pale; pileus buff or more ochraceous buff, center a bit caramel or not; lamellae pale light ocher; stipe buff, not obviously darker at base.
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</paragraph>
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<paragraph pageId="30" pageNumber="31">
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Basidiospores yellowish gray in
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<normalizedToken originalValue="Melzer’s">Melzer's</normalizedToken>
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, mostly elliptical, a few slightly amygdaliform but typically without much snout, no big apiculus, not guttulate, look smooth but may be slightly rough in
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<normalizedToken originalValue="Melzer’s">Melzer's</normalizedToken>
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(O1, O2), not or only very slightly dextrinoid (D0, D1), and no perispore loosening (P0), 9.5-11.5
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<normalizedToken originalValue="×">x</normalizedToken>
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5.5-7
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, on average 10.3
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<normalizedToken originalValue="×">x</normalizedToken>
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6.2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, Q = 1.65. Basidia 20-30
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<normalizedToken originalValue="×">x</normalizedToken>
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8-9
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, clavate, four-spored mostly. Pleurocystidia absent. Cheilocystidia cylindrical in the upper part and slightly swollen to more swollen at the base, 40-55
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<normalizedToken originalValue="µm">µm</normalizedToken>
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long
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<normalizedToken originalValue="×">x</normalizedToken>
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4.5-6
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<normalizedToken originalValue="µm">µm</normalizedToken>
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at apex, 4-6
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<normalizedToken originalValue="µm">µm</normalizedToken>
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in middle, and 7-10.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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wide at base, with occasional thickening of the apical wall, some septate and clamped; many with dense yellow contents. Epicutis thickness 25-75
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, with some encrusted hyphae.
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</paragraph>
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<caption pageId="30" pageNumber="31">
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<paragraph pageId="30" pageNumber="31">
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Figure 16.
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<taxonomicName class="Agaricomycetes" family="Hymenogastraceae" genus="Hebeloma" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hebeloma dunense" order="Agaricales" pageId="30" pageNumber="31" phylum="Basidiomycota" rank="species" species="dunense">Hebeloma dunense</taxonomicName>
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, CLC1821 and CLC1845.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="31" type="rocky mountain ecology">
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<paragraph pageId="30" pageNumber="31">Rocky Mountain ecology.</paragraph>
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<paragraph pageId="30" pageNumber="31">
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In the alpine zone of the San Juan Mountains, with dwarf willows
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<taxonomicName lsidName="S. reticulata" pageId="30" pageNumber="31" rank="species" species="reticulata">S. reticulata</taxonomicName>
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and
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<taxonomicName lsidName="S. arctica" pageId="30" pageNumber="31" rank="species" species="arctica">S. arctica</taxonomicName>
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, and shrub willow
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<taxonomicName lsidName="S. planifolia" pageId="30" pageNumber="31" rank="species" species="planifolia">S. planifolia</taxonomicName>
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, some in moss or near streams.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="31" type="materials_examined">
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<paragraph pageId="30" pageNumber="31">Rocky Mountain specimens examined.</paragraph>
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<paragraph pageId="30" pageNumber="31">
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U.S.A. COLORADO: San Juan County, San Juan Mountains, Cinnamon Pass, 3700 m, with dwarf
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<taxonomicName class="Ascidiacea" family="Polycitoridae" genus="Salix" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Salix" order="Aplousobranchia" pageId="30" pageNumber="31" phylum="Chordata" rank="genus">Salix</taxonomicName>
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near stream, 29 July 2000, CLC1411 (MONT), C. Cripps; with
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<taxonomicName class="Magnoliopsida" family="Salicaceae" genus="Salix" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Salix reticulata" order="Malpighiales" pageId="30" pageNumber="31" phylum="Tracheophyta" rank="species" species="reticulata">Salix reticulata</taxonomicName>
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, 8 Aug 2000, CLC1434 (MONT), C. Cripps; 29 July 2000 with
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<taxonomicName class="Magnoliopsida" family="Salicaceae" genus="Salix" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Salix reticulata" order="Malpighiales" pageId="30" pageNumber="31" phylum="Tracheophyta" rank="species" species="reticulata">Salix reticulata</taxonomicName>
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, ZT9001 (ETH), E. Horak; Stony Pass, 3840 m, with
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<taxonomicName lsidName="S. arctica" pageId="30" pageNumber="31" rank="species" species="arctica">S. arctica</taxonomicName>
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, 28 July 2002, CLC1821 (MONT), C. Cripps; Mineral Basin, with
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<taxonomicName lsidName="S. arctica" pageId="30" pageNumber="31" rank="species" species="arctica">S. arctica</taxonomicName>
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and
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<taxonomicName lsidName="S. planifolia" pageId="30" pageNumber="31" rank="species" species="planifolia">S. planifolia</taxonomicName>
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, in moss, 3835 m, 30 July 2002, CLC1845 (MONT), C. Cripps.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="31" lastPageNumber="32" pageId="30" pageNumber="31" type="discussion">
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<paragraph pageId="30" pageNumber="31">Discussion.</paragraph>
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<paragraph pageId="30" pageNumber="31">
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Based on ITS data,
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<taxonomicName class="Agaricomycetes" family="Hymenogastraceae" genus="Hebeloma" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Hebeloma dunense" order="Agaricales" pageId="30" pageNumber="31" phylum="Basidiomycota" rank="species" species="dunense">Hebeloma dunense</taxonomicName>
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is phylogenetically not clearly distinguishable, but neither is it molecularly identical to other members of the
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<taxonomicName lsidName="H. mesophaeum" pageId="30" pageNumber="31" rank="species" species="mesophaeum">H. mesophaeum</taxonomicName>
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complex (Fig. 6B). The intraspecific variation is 0-10 [0-2] bp (17 sequences), within the RM dataset (5 sequences), 1-7 [0-1] bp. The exclusively RM circle in Fig. 6B is a result of the data selection; this corresponds to ITS variants that do occur in the FE dataset, but did not come up in the random selection of sequences for this species.
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</paragraph>
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<paragraph pageId="31" pageNumber="32">
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<pageBreakToken pageId="31" pageNumber="32" start="start">For</pageBreakToken>
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the Rocky Mountain collections, so far,
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<taxonomicName lsidName="H. dunense" pageId="31" pageNumber="32" rank="species" species="dunense">H. dunense</taxonomicName>
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has been found more often with dwarf willows
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<taxonomicName lsidName="S. arctica" pageId="31" pageNumber="32" rank="species" species="arctica">S. arctica</taxonomicName>
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,
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<taxonomicName lsidName="S. reticulata" pageId="31" pageNumber="32" rank="species" species="reticulata">S. reticulata</taxonomicName>
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, and shrub willow
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<taxonomicName lsidName="S. planifolia" pageId="31" pageNumber="32" rank="species" species="planifolia">S. planifolia</taxonomicName>
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in contrast to
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<taxonomicName lsidName="H. mesophaeum" pageId="31" pageNumber="32" rank="species" species="mesophaeum">H. mesophaeum</taxonomicName>
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and
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<taxonomicName lsidName="H. excedens" pageId="31" pageNumber="32" rank="species" species="excedens">H. excedens</taxonomicName>
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, which were more often with
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<taxonomicName lsidName="S. glauca" pageId="31" pageNumber="32" rank="species" species="glauca">S. glauca</taxonomicName>
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. Originally described from low-elevation dunes with
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<taxonomicName class="Ascidiacea" family="Polycitoridae" genus="Salix" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Salix" order="Aplousobranchia" pageId="31" pageNumber="32" phylum="Chordata" rank="genus">Salix</taxonomicName>
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, this species has been more recently recognized in arctic and alpine habitats and from Canada, Greenland, Svalbard, the European Alps, and the Carpathians (
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<bibRefCitation pageId="31" pageNumber="32">Beker et al. 2016</bibRefCitation>
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;
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<bibRefCitation pageId="31" pageNumber="32">Beker et al. 2018</bibRefCitation>
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;
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<bibRefCitation author="Eberhardt, U" journalOrPublisher="Mycologia" pageId="43" pageNumber="44" pagination="1285 - 1303" title="The genus Hebeloma in the alpine belt of the Carpathians including two new species." url="https://doi.org/10.3852/15-097" volume="107" year="2015 b">Eberhardt et al. 2015b</bibRefCitation>
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).
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</paragraph>
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<paragraph pageId="31" pageNumber="32">
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Rocky Mountain specimens of
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<taxonomicName lsidName="H. dunense" pageId="31" pageNumber="32" rank="species" species="dunense">H. dunense</taxonomicName>
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are pale, often with narrow subdecurrent lamellae; the cortina can be scant or absent, some cheilocystidia have dense yellow contents, and the spores, which are ellipsoid and distinctly but not strongly ornamented, are slightly larger than those of
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<taxonomicName lsidName="H. mesophaeum" pageId="31" pageNumber="32" rank="species" species="mesophaeum">H. mesophaeum</taxonomicName>
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and
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<taxonomicName lsidName="H. excedens" pageId="31" pageNumber="32" rank="species" species="excedens">H. excedens</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> |