225 lines
19 KiB
XML
225 lines
19 KiB
XML
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<mods:title id="42AB458F9A26EDB4517E7EEF55C1A0D1">Solving the taxonomic identity of Pseudotomentellatristis s. l. (Thelephorales, Basidiomycota) - a multi-gene phylogeny and taxonomic review, integrating ecological and geographical data</mods:title>
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<mods:namePart id="D0910C06738464AADAF97DFFBA8448FC">Svantesson, Sten</mods:namePart>
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<mods:namePart id="6B417CD6F02AFD21501DE1E561FE5508">Larsson, Karl-Henrik</mods:namePart>
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<mods:namePart id="297F7B213873781B88F15CED034F1D07">Koljalg, Urmas</mods:namePart>
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<mods:namePart id="4933B9896043396EA54B1BBB624216A8">W. May, Tom</mods:namePart>
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<mods:namePart id="31382C995A23593B19C2B455128E444F">Patrik Cangren,</mods:namePart>
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<mods:namePart id="C432FA332362FA691DA0622D041A392F">Henrik Nilsson, R.</mods:namePart>
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<mods:namePart id="845B65F6A93E661EF9D50F2B583E3263">Larsson, Ellen</mods:namePart>
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<mods:title id="085C3AABE7006C3AB8E8A9B60004C50B">MycoKeys</mods:title>
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<mods:date id="1D4C3868A30B3A1B21BD9B27E1BC1719">2019</mods:date>
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<mods:number id="411930AEBD1E88D3B7E947C0A36BA162">50</mods:number>
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<mods:url id="1BF4C529CFCC63FDF0116E56724590B3">http://dx.doi.org/10.3897/mycokeys.50.32432</mods:url>
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<mods:classification id="AE330431F0D52971326008E6735C6A36">journal article</mods:classification>
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<mods:identifier id="655E666627DB366CA2E528C8A3FE2B86" type="DOI">http://dx.doi.org/10.3897/mycokeys.50.32432</mods:identifier>
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<mods:identifier id="B1705760480196A8135019077A6FA53D" type="Pensoft-Pub">1314-4049-50-1</mods:identifier>
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<treatment id="87D6C2FD0492F011D20D31B7D86540F6" ID-GBIF-Taxon="156201982" LSID="urn:lsid:plazi:treatment:87D6C2FD0492F011D20D31B7D86540F6" httpUri="http://treatment.plazi.org/id/87D6C2FD0492F011D20D31B7D86540F6" lastPageId="24" lastPageNumber="25" pageId="21" pageNumber="22" scope_order="Thelephorales" scope_phylum="Basidiomycota">
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<subSubSection id="8F1D40CA6BAF507E98E7005B8DBFBDA9" pageId="21" pageNumber="22" type="nomenclature">
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<paragraph id="5F26345A6C07756BA2FC27EC0EF59BA0" pageId="21" pageNumber="22">
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<taxonomicName id="C9B587CD9F9A35599DD972B451A01BF7" ID-CoL="78HYC" authority="M. J. Larsen, Bull. Torrey Bot. Club. 98: 39 (1971)" class="Agaricomycetes" family="Thelephoraceae" genus="Pseudotomentella" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Pseudotomentella atrofusca" order="Thelephorales" pageId="21" pageNumber="22" phylum="Basidiomycota" rank="species" species="atrofusca">Pseudotomentella atrofusca M.J.Larsen, Bull. Torrey Bot. Club. 98: 39 (1971)</taxonomicName>
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Fig. 10
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</paragraph>
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</subSubSection>
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<subSubSection id="8EBBB47373A922D123F0E3F53B30B749" pageId="22" pageNumber="23" type="materials_examined">
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||
<paragraph id="F12D123ADDFB5FD88EF621C21730D45D" pageId="22" pageNumber="23">
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<pageBreakToken id="51A74015510042F78572097116F2C4BE" pageId="22" pageNumber="23" start="start">Type</pageBreakToken>
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.
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</paragraph>
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<paragraph id="44F9C99DD7A06CF0AC6B2D699D6AB4D6" pageId="22" pageNumber="23">
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UNITED STATES. Arizona: Fort Valley, Coconino, on
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<taxonomicName id="B06BDFA2FF1061B1CD3C5B8C0A358569" class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus ponderosa" order="Pinales" pageId="22" pageNumber="23" phylum="Tracheophyta" rank="species" species="ponderosa">Pinus ponderosa</taxonomicName>
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Laws., 21 September 1967, R. L. Gilbertson 7553 (holotype: ARIZ!, GenBank Acc. No. ITS: MK290732; isotype: SSMF 685-4578).
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</paragraph>
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</subSubSection>
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<subSubSection id="599552F8242079D785E8E4E4474065AC" pageId="22" pageNumber="23" type="unite sh">
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<paragraph id="0AE5281262D79F3264AE877C9592885C" pageId="22" pageNumber="23">UNITE SH.</paragraph>
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<paragraph id="2C14199B017BF79CD97DC50738AE4B89" pageId="22" pageNumber="23">SH005338.07FU</paragraph>
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</subSubSection>
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<subSubSection id="FBBAE7917D9E0703E669B0CD580DED9A" lastPageId="23" lastPageNumber="24" pageId="22" pageNumber="23" type="description">
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<paragraph id="1076B8604908230BF8D457A29983840D" pageId="22" pageNumber="23">Description.</paragraph>
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<paragraph id="6C9CF54A587449CF7704C1489E810CD3" lastPageId="23" lastPageNumber="24" pageId="22" pageNumber="23">
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Basidiome annual, resupinate, membranaceous, effused. Mature parts continuous, with a cottony texture. Hymenium smooth, brown. Immature parts discon
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<pageBreakToken id="18FA5603169F6715234D538A9C34C89E" pageId="23" pageNumber="24" start="start">tinuous</pageBreakToken>
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, byssoid, with a cottony texture. Subhymenium and hymenium of immature parts initially whitish-grey to whitish-grey brown, when more mature blue grey to brown grey. Subiculum thin, loose, fibrous, pale brown; often forms the outer edge of the basidiome, extending noticeably beyond the hymenium. All characters recorded in dried state.
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</paragraph>
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<caption id="33AA508978A88CF6E1D76C056B6B031E" pageId="23" pageNumber="24">
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<paragraph id="9FFF622830CEE4F5ADEC45ACAD5CAE3B" pageId="23" pageNumber="24">
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Figure 10. Micromorphological features of
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<taxonomicName id="C481E6B13C705E95CBE17EF9E239753F" lsidName="P. atrofusca" pageId="23" pageNumber="24" rank="species" species="atrofusca">P. atrofusca</taxonomicName>
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in KOH. Holotype: A, B basidiospores in frontal face C, D in lateral face.
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</paragraph>
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</caption>
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<paragraph id="E881AF6E19688883D03F3884E65D2423" pageId="23" pageNumber="24">
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Hyphal cords connecting to the edge of the basidiome and thinning out underneath; whitish to pale brown. Individual cords dimitic; formed by a sheathing layer of skeletal hyphae and two layers of generative hyphae; the outer generative hyphae thinner and the inner ones wider, the latter often swollen interseptally. Skeletal hyphae 1.1-1.4 (-1.5)
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<normalizedToken id="188DE45DB0834A90F53A7EBFEFE97E17" originalValue="μm">μm</normalizedToken>
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wide, with a mean width of 1.3
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<normalizedToken id="713D582216F5D197BC4787884D424197" originalValue="μm">μm</normalizedToken>
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. Outer generative hyphae (2.2) 2.3-2.9
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<normalizedToken id="D9AA2F4EA237AED9687B1AF0BBEA7DD6" originalValue="μm">μm</normalizedToken>
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wide, with a mean width of 2.6
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<normalizedToken id="233F42498D6FDE0C32E64D547FE87830" originalValue="μm">μm</normalizedToken>
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. Inner generative hyphae (3.8) 3.9-5.3 (5.5)
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<normalizedToken id="13F6C504A6F5F6E7AFE4E87BF33176ED" originalValue="μm">μm</normalizedToken>
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wide, with a mean width of 4.5
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<normalizedToken id="6CE57F04174968FD2611559DA6C2193E" originalValue="μm">μm</normalizedToken>
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. All hyphae pale yellowish-brown in both KOH and water.
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</paragraph>
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<paragraph id="0142E4CDA1A54E65ED0C4C60D5278707" pageId="23" pageNumber="24">
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Hyphal system dimitic, clamp connections and reaction in
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<normalizedToken id="20CF94827559891C0DADD39C210DBC30" originalValue="Melzer’s">Melzer's</normalizedToken>
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reagent absent from all hyphae.
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</paragraph>
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<paragraph id="7C214757C1F51E8942414DA2C4D75C2E" pageId="23" pageNumber="24">
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Subicular hyphae of two kinds: (1) generative hyphae noticeably long and straight, thick-walled; forming a loose tissue, in which (2) skeletal hyphae occur sparsely (most common in areas to where hyphal cords attach). Generative hyphae (1.7-) 1.8-2.8
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<normalizedToken id="29BB3AD791C04918A678DBC61B441BBF" originalValue="μm">μm</normalizedToken>
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wide, with a mean width of 2.3
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<normalizedToken id="F61A903DAD736F59949D0AEC62BA9892" originalValue="μm">μm</normalizedToken>
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; pale yellowish-brown to yellowish-brown in both KOH and water. Skeletal hyphae with the same width and colour as in the hyphal cords.
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</paragraph>
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<paragraph id="23194336E1E0C57D88DD2FA3F613ACE2" pageId="23" pageNumber="24">
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Subhymenial hyphae often somewhat sinuous, thin to thick-walled; forming a rather dense tissue. Individual hyphae (1.8-) 2.1-3.0
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<normalizedToken id="1F6838B4013FAFA5B5303B39382E4250" originalValue="μm">μm</normalizedToken>
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wide, with a mean width of 2.5
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<normalizedToken id="53B9DFCA3D439431E4EA2E619789AACC" originalValue="μm">μm</normalizedToken>
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; hyaline to pale green in KOH, blue green in the presence of air; hyaline to pale blue green in water, with strongly granular contents.
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</paragraph>
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<paragraph id="437B7763179078678474EC609DC0849D" pageId="23" pageNumber="24">
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Basidia with four slightly curved sterigmata, occasionally two-sterigmate; clavate to narrowly clavate, sometimes clavopedunculate, thin-walled, with one-three slight constrictions. Dimensions: (33-) 34-56 (-59)
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<normalizedToken id="D54573DCC1E00024F12EF41ED08C6C8D" originalValue="×">x</normalizedToken>
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(5.8-) 6.2-7.8 (7.9)
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<normalizedToken id="5B5CC7CA2EE56C0CBEA94003D9C06360" originalValue="μm">μm</normalizedToken>
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; mean dimensions: 44
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<normalizedToken id="609114C28132260388A7068F18900102" originalValue="×">x</normalizedToken>
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7.2
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<normalizedToken id="66F22D5BFD726E3D3319F58DE8FD55EA" originalValue="μm">μm</normalizedToken>
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. Sterigmata 4.4-5.6 (-6.8)
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<normalizedToken id="C4EF33ADBD3188369E79BDA5EF5B4213" originalValue="μm">μm</normalizedToken>
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long, with a mean length of 5.1
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<normalizedToken id="EC250DA3A389A0CA5CC2291A78680BF0" originalValue="μm">μm</normalizedToken>
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. Colours and reactions the same as for the subhymenial hyphae, but in addition often with granular contents in KOH.
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</paragraph>
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<paragraph id="30897283247D2332EDB404539E33F7D1" pageId="23" pageNumber="24">Cystidial organs lacking.</paragraph>
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<paragraph id="E92E9AF13268E1364E7FDBF7373AAFAA" pageId="23" pageNumber="24">
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Basidiospores in frontal face generally with a subcircular basic shape and an angular to nodulose or sometimes star or cross-shaped outline, covered in bi- or trifurcate, sometimes singularly attached, echinuli. Nearly all spores with five distinct, square lobes, but depending on the precise angle sometimes perceived as three; four-lobed spores occasionally occurring; abnormally large spores originating from two-sterigmate basidia infrequently seen. Frontal dimensions: (6.1-) 6.2-7.0 (-7.1)
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<normalizedToken id="FA7D9A641D89CC8942B09730730CAB51" originalValue="×">x</normalizedToken>
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(5.8-) 6.3-7.2 (-7.3)
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<normalizedToken id="C666D3577673409E36CA3105CC00970C" originalValue="μm">μm</normalizedToken>
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; mean dimensions: 6.6
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<normalizedToken id="7736BE2CD8DD86139E4AF169CDF915DB" originalValue="×">x</normalizedToken>
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6.8
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<normalizedToken id="6E223F61D81F7487AE3D3B660A81FAC7" originalValue="μm">μm</normalizedToken>
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; Q-value: 0.9-1.0; mean Q-value: 1.0. Echinuli 0.6-0.9 (-1.1)
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<normalizedToken id="50ABE3DA31918F14693EEFDDF40D83B2" originalValue="μm">μm</normalizedToken>
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long, with a mean length of 0.8
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<normalizedToken id="C59F4FC45FC9E365626126DDCDD6EC0E" originalValue="μm">μm</normalizedToken>
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. Lateral face ellipsoid to ovoid, usually with evenly rounded edges, sometimes with one-three lobes. Lateral dimensions: 6.3-6.9 (-7.3)
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<normalizedToken id="214D74E471519C55787146C768BB3A87" originalValue="×">x</normalizedToken>
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(4.0-) 4.1-4.8 (-5.0)
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<normalizedToken id="82DC39F374CC75A3DE93EF62AB3D1B85" originalValue="μm">μm</normalizedToken>
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; mean dimensions: 6.5
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<normalizedToken id="76249EDB5168241DFC610A46076316ED" originalValue="×">x</normalizedToken>
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4.4
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<normalizedToken id="AB55CC68C9BCB5A35A8407CED0EA3862" originalValue="μm">μm</normalizedToken>
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; Q-value: (1.3-) 1.4-1.6; mean Q-value: 1.5. Colour in both KOH and water pale brownish-yellow to pale blue green; inamyloid.
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</paragraph>
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<paragraph id="CDBF77040DB2254A5C9FCC0809FE1FBD" pageId="23" pageNumber="24">Chlamydospores lacking.</paragraph>
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</subSubSection>
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<subSubSection id="92D6CA85D9FE5654A006F9710DABCAAB" pageId="24" pageNumber="25" type="habitat">
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<paragraph id="DE403E587E33E54471AA49F251FC3ABD" pageId="24" pageNumber="25">
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<pageBreakToken id="3B01875944C3218C9FEC0A78AC929371" pageId="24" pageNumber="25" start="start">Habitat</pageBreakToken>
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.
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</paragraph>
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<paragraph id="516441746D535102459B1C26AE20E0FC" pageId="24" pageNumber="25">
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The only specimen recorded to date of
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<taxonomicName id="902CF3E3ACAED042A086BD1C7C698ABC" lsidName="P. atrofusca" pageId="24" pageNumber="25" rank="species" species="atrofusca">P. atrofusca</taxonomicName>
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is the type collection, which was collected on wood of
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<taxonomicName id="05E37ECF4551A8420A338EE126C8BCCF" class="Pinopsida" family="Pinaceae" genus="Pinus" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pinus ponderosa" order="Pinales" pageId="24" pageNumber="25" phylum="Tracheophyta" rank="species" species="ponderosa">Pinus ponderosa</taxonomicName>
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. Available UNITE sequences originate from root tips of
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<taxonomicName id="D01C323AC8A11F9ACE94F0FDC7918999" class="Magnoliopsida" family="Ericaceae" genus="Rhododendron" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Rhododendron decorum" order="Ericales" pageId="24" pageNumber="25" phylum="Tracheophyta" rank="species" species="decorum">Rhododendron decorum</taxonomicName>
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(
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<bibRefCitation id="8AED6051156942FC898E7A79862C6003" author="Koljalg, U" journalOrPublisher="New Phytologist" pageId="61" pageNumber="62" pagination="1063 - 1068" title="UNITE: a database providing web-based methods for the molecular identification of ectomycorrhizal fungi." url="https://doi.org/10.1111/j.1469-8137.2005.01376.x" volume="166" year="2005">
|
||
<normalizedToken id="368920DEAD909A9BD8464740BB8A3976" originalValue="Kõljalg">Koljalg</normalizedToken>
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||
et al. 2005
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||
</bibRefCitation>
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||
,
|
||
<bibRefCitation id="449BA8DC4B6D4F1E4095DA7C68C8D954" author="Nilsson, RH" journalOrPublisher="MycoKeys" pageId="62" pageNumber="63" url="https://doi.org/10.1093/nar/gky1022" year="2019">Nilsson et al. 2019</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="15F6BE733C919E472CDDDDF42362F340" pageId="24" pageNumber="25" type="distribution">
|
||
<paragraph id="FF66EC8DF926E7ED08BBA636C35276DB" pageId="24" pageNumber="25">Distribution.</paragraph>
|
||
<paragraph id="8BFF39FEE90AC328CBA28F4E5F6B4816" pageId="24" pageNumber="25">Basidiome encountered in: United States. Soil or root tip samples confirm presence also in: China.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="1EC9AB1D19370A628FD0199ADA932E8E" pageId="24" pageNumber="25" type="remarks">
|
||
<paragraph id="5415880F4AA5D2847A8DAA15BE2FAC47" pageId="24" pageNumber="25">Remarks.</paragraph>
|
||
<paragraph id="A3E21C53BF81BA8B73FF365BC9624769" pageId="24" pageNumber="25">
|
||
Within the
|
||
<taxonomicName id="B261A47603B8989CBB9031561226EBE4" lsidName="P. tristis" pageId="24" pageNumber="25" rank="species" species="tristis">P. tristis</taxonomicName>
|
||
group, the basidiome of
|
||
<taxonomicName id="8F39B3BE3A97EEB05F0242164DF4552C" lsidName="P. atrofusca" pageId="24" pageNumber="25" rank="species" species="atrofusca">P. atrofusca</taxonomicName>
|
||
can be recognised by its hyphal cords and skeletal hyphae. These features make it unique within the group and the risk for confusion with any other described species should be small. Outside the
|
||
<taxonomicName id="B3D2DA05FA123341C6BB78C0940AD5C9" lsidName="P. tristis" pageId="24" pageNumber="25" rank="species" species="tristis">P. tristis</taxonomicName>
|
||
group,
|
||
<taxonomicName id="1110D476E1DFC6D4747FFBCB2B553FC1" lsidName="P. rhizopunctata" pageId="24" pageNumber="25" rank="species" species="rhizopunctata">P. rhizopunctata</taxonomicName>
|
||
is somewhat similar, but differs from
|
||
<taxonomicName id="118AC0B40B094A17B628236D5D0814B6" lsidName="P. atrofusca" pageId="24" pageNumber="25" rank="species" species="atrofusca">P. atrofusca</taxonomicName>
|
||
by the presence of chlamydospores on its hyphal cords.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |