166 lines
16 KiB
XML
166 lines
16 KiB
XML
<document id="0A83B9D65E69B914ADFD38AFB1D1F4E6" ID-DOI="http://dx.doi.org/10.3897/mycokeys.37.25901" ID-GBIF-Dataset="823c8ef4-c00c-42d1-8e63-49f65a807c6f" ID-PMC="PMC6086924" ID-Pensoft-Pub="1314-4049-37-93" ID-PubMed="30116140" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049-37-93" ModsDocOrigin="MycoKeys 37" ModsDocTitle="Three new species of Aleurodiscus s.l. (Russulales, Basidiomycota) from southern China" checkinTime="1533381503199" checkinUser="pensoft" docAuthor="Tian, Yan, Ghobad-Nejhad, Masoomeh, He, Shuang-Hui & Dai, Yu-Cheng" docDate="2018" docId="BE9DA2AF85045D159599AD0105409CB7" docLanguage="en" docName="MycoKeys 37: 93-107" docOrigin="MycoKeys 37" docSource="http://dx.doi.org/10.3897/mycokeys.37.25901" docTitle="Aleurodiscus isabellinus S. H. He & Y. C. Dai, sp. nov." docType="treatment" docVersion="5" lastPageNumber="99" masterDocId="78753B22FFFAFF826B488275D642FFB1" masterDocTitle="Three new species of Aleurodiscus s. l. (Russulales, Basidiomycota) from southern China" masterLastPageNumber="107" masterPageNumber="93" pageNumber="97" updateTime="1732706876610" updateUser="ExternalLinkService">
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<mods:title id="9672C5F5D7A40D91E8D4AFB4774B58B8">Three new species of Aleurodiscus s. l. (Russulales, Basidiomycota) from southern China</mods:title>
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<mods:name id="6241657E067A31ED0B11EA73FF6CE694" type="personal">
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<mods:namePart id="5A1695FF2D27E464F6C1E31031C5C05E">Tian, Yan</mods:namePart>
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<mods:namePart id="0954B1C88F049803B0FA200A689CFFE6">Ghobad-Nejhad, Masoomeh</mods:namePart>
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<mods:namePart id="3CA6307752C271880F73E4A02038460A">He, Shuang-Hui</mods:namePart>
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<mods:namePart id="D202751B8D432346ADC673AB29D37764">Dai, Yu-Cheng</mods:namePart>
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<mods:title id="49BF7F03DD5C68D5AF98E8D85D28F67C">MycoKeys</mods:title>
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<mods:date id="3EEC373B62766F92BDC0EC3179EBE0D5">2018</mods:date>
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<mods:detail id="ACCFF527FDEFED8CDD4E10A5145A2230" type="volume">
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<mods:number id="2B19B0A34732A72D6E0084070CA1A6E9">37</mods:number>
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<mods:start id="63F2FBDBE6B35E70F166B33263B43BBE">93</mods:start>
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<mods:url id="586712A5BD02C526652C020F6B1755A5">http://dx.doi.org/10.3897/mycokeys.37.25901</mods:url>
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<mods:classification id="E230C16D18D55BE24F8F97EB0D1B4F1D">journal article</mods:classification>
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<mods:identifier id="073ECD71EDC0040F451CD1B8B67312C0" type="DOI">http://dx.doi.org/10.3897/mycokeys.37.25901</mods:identifier>
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<mods:identifier id="50C9A04DD7271201BDCAF009F8E7248E" type="Pensoft-Pub">1314-4049-37-93</mods:identifier>
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<treatment id="BE9DA2AF85045D159599AD0105409CB7" ID-GBIF-Taxon="146773585" LSID="urn:lsid:plazi:treatment:BE9DA2AF85045D159599AD0105409CB7" httpUri="http://treatment.plazi.org/id/BE9DA2AF85045D159599AD0105409CB7" lastPageId="6" lastPageNumber="99" pageId="4" pageNumber="97" scope_order="Russulales" scope_phylum="Basidiomycota">
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<subSubSection id="97B771563DD7FE8E4DF9AAABCD655DB9" pageId="4" pageNumber="97" type="nomenclature">
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<paragraph id="2E59FE6AA31862467A78A54DEF936B44" pageId="4" pageNumber="97">
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<taxonomicName id="1738599BF266838F48069AA5D55C1427" ID-CoL="BQM3" LSID="824758" authority="S. H. He & Y. C. Dai" class="Agaricomycetes" family="Stereaceae" genus="Aleurodiscus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Aleurodiscus isabellinus" order="Russulales" pageId="4" pageNumber="97" phylum="Basidiomycota" rank="species" species="isabellinus">Aleurodiscus isabellinus S.H. He & Y.C. Dai</taxonomicName>
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<taxonomicNameLabel id="5AB4AB5A0B0B186AE44555B0EF2B80A5" pageId="4" pageNumber="97">sp. nov.</taxonomicNameLabel>
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Figs 2c, 4
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</paragraph>
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</subSubSection>
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<subSubSection id="A7194F29A46EE4A57370C6EDE3DBE745" pageId="4" pageNumber="97" type="diagnosis">
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<paragraph id="E63BC5B5DC935098726E28EA16C808F1" pageId="4" pageNumber="97">Diagnosis.</paragraph>
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<paragraph id="EF5AD72D12435EE4679E2AA2520DC7D7" pageId="4" pageNumber="97">
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The species is distinct by having soft, yellow to yellowish-brown and corticioid basidiomata, a loose texture, abundant yellow acanthophyses, simple-septate generative hyphae and smooth basidiospores 6-8.5
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<normalizedToken id="2DCCB58526EC977D7A7A58E51366A5B9" originalValue="×">x</normalizedToken>
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3-4
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<normalizedToken id="B78C82591ED39A4185C3E2821A560438" originalValue="μm">μm</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="1268057F592D06B4171345CBF690A8C3" pageId="4" pageNumber="97" type="holotype">
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<paragraph id="F95A5541208914DF52A262C68A7DFD62" pageId="4" pageNumber="97">Holotype.</paragraph>
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<paragraph id="CB286AE711A8E1961C099551181F6F8E" pageId="4" pageNumber="97">CHINA. Yunnan Province, Dali County, Cangshan Nature Reserve, alt. ca. 2600 m, on fallen decorticated angiosperm branches, 27 Oct 2017, KKN-2017-19 (holotype in CFMR, isotype in BJFC).</paragraph>
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</subSubSection>
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<subSubSection id="41689533E75F0391EA40AAFE3E2636A1" pageId="4" pageNumber="97" type="etymology">
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<paragraph id="A18F9DF13F5C69BB22F0846C12477FC7" pageId="4" pageNumber="97">Etymology.</paragraph>
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<paragraph id="CADA79F1A65B847119087249374CD253" pageId="4" pageNumber="97">
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<normalizedToken id="9464A15AF8DAA4874355842B2905AD1D" originalValue="“Isabellinus”">"Isabellinus"</normalizedToken>
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refers to the yellowish-brown basidiomata.
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</paragraph>
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</subSubSection>
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<subSubSection id="C9D5314860466731217A0F10C777791E" pageId="4" pageNumber="97" type="basidiomata">
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<paragraph id="A28B98D6AD2E0BE18F1B4E93F45D39E5" pageId="4" pageNumber="97">Basidiomata.</paragraph>
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<paragraph id="425AB60F8C32208AA6A8BC447D14E3AB" pageId="4" pageNumber="97">
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Annual, resupinate, effused, adnate, inseparable from substrate, soft, membranaceous to coriaceous, at first as small patches, later confluent up to 15 cm long and 1 cm wide, 150-300
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<normalizedToken id="B6AC93BD5E1166F6D54EA7B175D60140" originalValue="μm">μm</normalizedToken>
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thick. Hymenophore smooth, light orange [5A(4-5)], greyish-orange[5B(5-6)], orange [5B(7-8)] to brownish-yellow [5C(7-8)], uncracked or cracked with age; margin thinning out, fimbriate, white (5A1) when juvenile, becoming abrupt, indistinct, concolorous with hymenophore when mature.
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</paragraph>
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</subSubSection>
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<subSubSection id="CA63E6033D4408A1DBEB21465BD37D26" pageId="4" pageNumber="97" type="microscopic structures">
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<paragraph id="A3A920B502D5FAD1E90D0B3A4BE51C23" pageId="4" pageNumber="97">Microscopic structures.</paragraph>
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<paragraph id="0DD0F1AAE465644490FFECDD0916AEFB" pageId="4" pageNumber="97">
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Hyphal system monomitic, generative hyphae simple-septate, colourless, thin- to slightly thick-walled, straight, loosely interwoven, frequently branched and septate, 2-4
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<normalizedToken id="EC2C9118C83084E2DE3151AE4D6EBA39" originalValue="μm">μm</normalizedToken>
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in diam. Acanthophyses abundant, colourless to yellow, thick-walled, hyphoid or arising laterally or apically from a clavate or cylindrical base 30-50
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<normalizedToken id="22B74A21ED51C5593E6BE079B90EEB87" originalValue="×">x</normalizedToken>
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5-7
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<normalizedToken id="653D6F991E38F94365CDE62CCF6D571C" originalValue="μm">μm</normalizedToken>
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, with abundant spines in upper part, some hyphoid ones near substrate with long spines (branches) resembling binding hyphae. Gloeocystidia abundant, embedded, colourless, slightly thick-walled, subcylindrical or slightly moniliform, negative in sulphobenzaldehyde, 35-110
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<normalizedToken id="32B6FEC908BA199CEF5FDF17F722A96E" originalValue="×">x</normalizedToken>
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5-8
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<normalizedToken id="CDF3323C7A14A21EF0098347F43B2B75" originalValue="μm">μm</normalizedToken>
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. Basidia clavate, colourless, thin-walled, with four sterigmata and a basal simple septum, 40-55
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<normalizedToken id="911CD60C289098AF785493158424865D" originalValue="×">x</normalizedToken>
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6-7
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<normalizedToken id="2A382D39F62535D71F2F54BF92884835" originalValue="μm">μm</normalizedToken>
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. Basidiospores ellipsoid to oblong ellipsoid, bearing a distinct apiculus, colourless, thin-walled, smooth, amyloid, (5.5-) 6-8.5
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<normalizedToken id="06974421BEC6C801BCDB793EC8DC1B2D" originalValue="×">x</normalizedToken>
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(2.8-) 3-4
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<normalizedToken id="21E9A8012F988EE5EE2F044FB162EBF9" originalValue="μm">μm</normalizedToken>
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, L = 7
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<normalizedToken id="95CD2D590A2A7003D107A3F3D9A46E30" originalValue="μm">μm</normalizedToken>
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, W =3.7
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<normalizedToken id="A9E5C6A64AEF2FD164E9A4363E121461" originalValue="μm">μm</normalizedToken>
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, Q = 1.9 (n = 24/1).
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</paragraph>
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</subSubSection>
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<subSubSection id="197BFEC572F4FA7A1E13D15B696E4106" pageId="4" pageNumber="97" type="materials_examined">
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<paragraph id="3F543664D05B249CEDB2DB75B25F8311" pageId="4" pageNumber="97">Additional specimens examined.</paragraph>
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<paragraph id="04B5FDBC7A86A5559A39095DCA53A0D8" pageId="4" pageNumber="97">CHINA. Yunnan Province, Dali County, Cangshan Nature Reserve, alt. ca. 2600 m, on small dead bamboo, 27 Oct 2017, He 5283 (BJFC 024801) and He 5287 (BJFC 024805); on fallen angiosperm branch, 27 Oct 2017, He 5294 (BJFC 024812); Jingdong County, Ailaoshan Nature Reserve, alt. 2450 m, on fallen angiosperm branch, 4 Oct 2017, C.L. Zhao 3843 (SWFC).</paragraph>
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</subSubSection>
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<subSubSection id="5EFAF8829B92AE3193F9F6602798AC8B" lastPageId="6" lastPageNumber="99" pageId="4" pageNumber="97" type="remarks">
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<paragraph id="C66E42D3DFD2C57E3A5993529DBC294C" pageId="4" pageNumber="97">Remarks.</paragraph>
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<paragraph id="29E3365F12B627B0C6210EB76A407DB9" lastPageId="6" lastPageNumber="99" pageId="4" pageNumber="97">
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All the studied specimens of
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<taxonomicName id="33EE13DB03968D5095E665BD21B95778" lsidName="A. isabellinus" pageId="4" pageNumber="97" rank="species" species="isabellinus">A. isabellinus</taxonomicName>
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lack a true hymenium and only the holotype has a few basidia and basidiospores.
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<taxonomicName id="A35ED9E1A3A28B912A9E2D569408016E" class="Agaricomycetes" family="Stereaceae" genus="Aleurodiscus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Aleurodiscus isabellinus" order="Russulales" pageId="4" pageNumber="97" phylum="Basidiomycota" rank="species" species="isabellinus">Aleurodiscus isabellinus</taxonomicName>
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was nest
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<pageBreakToken id="A711267C52AF74E1021EE3D94518DE2E" pageId="5" pageNumber="98" start="start">ed</pageBreakToken>
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within the
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<taxonomicName id="7E6677B772E792969668F041CDCBC36D" lsidName="A. cerussatus" pageId="5" pageNumber="98" rank="species" species="cerussatus">A. cerussatus</taxonomicName>
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group (Fig. 1). In this group,
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<taxonomicName id="11D658E643DFEE48B4B46FE526F24E40" class="Agaricomycetes" family="Stereaceae" genus="Aleurodiscus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Aleurodiscus thailandicus" order="Russulales" pageId="5" pageNumber="98" phylum="Basidiomycota" rank="species" species="thailandicus">Aleurodiscus thailandicus</taxonomicName>
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S.H. He is similar to
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<taxonomicName id="90B69266EDDA3FFAAD63812B33E7EFED" lsidName="A. isabellinus" pageId="5" pageNumber="98" rank="species" species="isabellinus">A. isabellinus</taxonomicName>
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by sharing the yellow basidiomata and acanthophyses, but differs by having two types of gloeocystida and acanthophyses without a clavate or
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<pageBreakToken id="45403DFB8AA1C4E927BDE62B030C5F15" pageId="6" pageNumber="99" start="start">cylindrical</pageBreakToken>
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base (
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<bibRefCitation id="8A2FE5098D857C85F7A6043386E3F683" author="Dai, LD" journalOrPublisher="Mycoscience" pageId="6" pageNumber="99" pagination="213 - 220" title="Two new species of Aleurodiscus s. l. (Russulales, Basidiomycota) on bamboo from tropics." url="https://doi.org/10.1016/j.myc.2017.02.001" volume="58" year="2017 a">Dai et al. 2017a</bibRefCitation>
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). The ITS similarity between
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<taxonomicName id="8DE8639CADBC24832BEA8852D6B840D7" lsidName="A. isabellinus" pageId="6" pageNumber="99" rank="species" species="isabellinus">A. isabellinus</taxonomicName>
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(He 5283) and
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<taxonomicName id="8D123AEC15646AB20B71213DF5DC9EB9" lsidName="A. thailandicus" pageId="6" pageNumber="99" rank="species" species="thailandicus">A. thailandicus</taxonomicName>
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(He 4099) is 93.6% of 578 base pairs.
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<taxonomicName id="FB07CC66D1ED1D97EE4993B125291921" class="Agaricomycetes" family="Stereaceae" genus="Aleurodiscus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Aleurodiscus thailandicus" order="Russulales" pageId="6" pageNumber="99" phylum="Basidiomycota" rank="species" species="thailandicus">Aleurodiscus thailandicus</taxonomicName>
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was described from Thailand based on a fertile specimen on bamboo, but later several sterile specimens on bamboo from south-western China were identified as this species according to the sequence data. Morphologically, the soft and yellow to yellowish-brown basidiomata of
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<taxonomicName id="562A4A90C7C3973B834215D474194F2A" lsidName="A. isabellinus" pageId="6" pageNumber="99" rank="species" species="isabellinus">A. isabellinus</taxonomicName>
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resemble the genus
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<taxonomicName id="8A78C100DC9BCDE012EF6DFD7C1C7C4C" class="Agaricomycetes" family="Lachnocladiaceae" genus="Vararia" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Vararia" order="Russulales" pageId="6" pageNumber="99" phylum="Basidiomycota" rank="genus">Vararia</taxonomicName>
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P. Karst. which belongs to
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<taxonomicName id="E203D709BACEE6AE67C5C501268ECD73" class="Agaricomycetes" family="Peniophoraceae" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="" order="Russulales" pageId="6" pageNumber="99" phylum="Basidiomycota" rank="family">Peniophoraceae</taxonomicName>
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according to phylogenetic analyses.
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</paragraph>
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<caption id="91DA137D5B6FA90FDE1B05EA535CDFC2" pageId="6" pageNumber="99">
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<paragraph id="80B5E0448CFD8EBC1AFE71BDF05F62C0" pageId="6" pageNumber="99">
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Figure 4. Microscopic structures of
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<taxonomicName id="2C28FEC78C22127552603619FE25AAB9" class="Agaricomycetes" family="Stereaceae" genus="Aleurodiscus" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Aleurodiscus isabellinus" order="Russulales" pageId="6" pageNumber="99" phylum="Basidiomycota" rank="species" species="isabellinus">Aleurodiscus isabellinus</taxonomicName>
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(drawn from the isotype). a Basidiospores b A basidium and a basidiole c Gloeocystidia
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<normalizedToken id="D4AC93861C1DD3D53A6497A955FF4519" originalValue="d–f">d-f</normalizedToken>
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Acanthophyses g Generative hyphae.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |