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<document id="1286BA2B69763DC12DA5C43002BC3860" ID-CLB-Dataset="31004" ID-DOI="http://dx.doi.org/10.3897/mycokeys.29.21250" ID-GBIF-Dataset="d6f18178-f231-4a40-8db4-f74fc24d57cb" ID-PMC="PMC5804300" ID-Pensoft-Pub="1314-4049-29-1" ID-PubMed="29559823" ModsDocAuthor="" ModsDocDate="2018" ModsDocID="1314-4049-29-1" ModsDocOrigin="MycoKeys 29" ModsDocTitle="Resolution of phylogenetic position of Nigrofomitaceae within Hymenochaetales (Basidiomycota) and Nigrofomessinomelanoporus sp. nov. (Nigrofomitaceae) from China" checkinTime="1515783440973" checkinUser="pensoft" docAuthor="Zhou, Li-Wei, Wang, Xue-Wei, Vlasak, Josef &amp; Ren, Guang-Juan" docDate="2018" docId="3D093FA5272496A47D56F080430A43BE" docLanguage="en" docName="MycoKeys 29: 1-13" docOrigin="MycoKeys 29" docSource="http://dx.doi.org/10.3897/mycokeys.29.21250" docTitle="Nigrofomes sinomelanoporus L. W. Zhou, sp. nov." docType="treatment" docVersion="6" lastPageNumber="5" masterDocId="FF901B2FFFF6D04EFFB48F0EFFBCA402" masterDocTitle="Resolution of phylogenetic position of Nigrofomitaceae within Hymenochaetales (Basidiomycota) and Nigrofomessinomelanoporus sp. nov. (Nigrofomitaceae) from China" masterLastPageNumber="13" masterPageNumber="1" pageNumber="4" updateTime="1732882658650" updateUser="ExternalLinkService">
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<mods:title id="C0973965309518A18A3DB74FB92AFFFD">Resolution of phylogenetic position of Nigrofomitaceae within Hymenochaetales (Basidiomycota) and Nigrofomessinomelanoporus sp. nov. (Nigrofomitaceae) from China</mods:title>
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<mods:namePart id="02EC1EF24E5174E6710C7590DA6AA6E7">Zhou, Li-Wei</mods:namePart>
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<mods:namePart id="2FC3974FD67A96D5E647714B32A6318F">Wang, Xue-Wei</mods:namePart>
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<mods:namePart id="1ECF3D8250AEE88658EC6AB938996678">Vlasak, Josef</mods:namePart>
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<mods:namePart id="9FA74292395AD8EE18793DAACFFBE3C7">Ren, Guang-Juan</mods:namePart>
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<treatment id="3D093FA5272496A47D56F080430A43BE" ID-GBIF-Taxon="140251665" LSID="urn:lsid:plazi:treatment:3D093FA5272496A47D56F080430A43BE" httpUri="http://treatment.plazi.org/id/3D093FA5272496A47D56F080430A43BE" lastPageId="5" lastPageNumber="5" pageId="3" pageNumber="4" scope_order="Hymenochaetales" scope_phylum="Basidiomycota">
<subSubSection id="4092CE60D68A26B88DA522A2C03CA795" pageId="3" pageNumber="4" type="nomenclature">
<paragraph id="A6545922E198AC9B4401399184A81494" pageId="3" pageNumber="4">
<taxonomicName id="4971B22C072FF49686BA8C72918C8B30" LSID="822281" authority="L. W. Zhou" class="Agaricomycetes" family="Nigrofomitaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes sinomelanoporus" order="Polyporales" pageId="3" pageNumber="4" phylum="Basidiomycota" rank="species" species="sinomelanoporus">Nigrofomes sinomelanoporus L.W. Zhou</taxonomicName>
<taxonomicNameLabel id="58A993BF949504CB35CABDD71C8F26C3" pageId="3" pageNumber="4">sp. nov.</taxonomicNameLabel>
Figs 3, 4
</paragraph>
</subSubSection>
<subSubSection id="6441946A9912BBF9ABA9CBDE7C7F1329" pageId="3" pageNumber="4" type="holotype">
<paragraph id="1A773CCE2E21DA52947A09CDA41403C9" pageId="3" pageNumber="4">Holotype.</paragraph>
<paragraph id="B57FF6D7372FC69134A69B15DC1D1254" pageId="3" pageNumber="4">CHINA. Hainan Province, Baisha County, Yinggeling National Nature Reserve, 17 Nov 2015, on dead standing angiosperm tree, Dai 16286 (BJFC 020373, isotype in IFP 019162).</paragraph>
</subSubSection>
<subSubSection id="3C40CEB76817DC54193058132AE32027" pageId="3" pageNumber="4" type="etymology">
<paragraph id="3C1C645DF2FD4C2FC5FFC98A84231705" pageId="3" pageNumber="4">Etymology.</paragraph>
<paragraph id="C0E46843A39B6857B4CA45FC20F214ED" pageId="3" pageNumber="4">
<taxonomicName id="800C2089AD07AAD939C64DD1E49F6FFD" genus="Sinomelanoporus" lsidName="Sinomelanoporus" pageId="3" pageNumber="4" rank="genus">Sinomelanoporus</taxonomicName>
(Lat.): referring to the Chinese specimens similar to
<taxonomicName id="24F43407B72032E02766DB8BE0BF569E" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes melanoporus" order="Polyporales" pageId="3" pageNumber="4" phylum="Basidiomycota" rank="species" species="melanoporus">Nigrofomes melanoporus</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="ABCD0A04AA2A1B4BAAF0AB2FD40D3910" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4" type="description">
<paragraph id="94EDC7CD0B4FB40DF66835290DAD6F59" pageId="3" pageNumber="4">Description.</paragraph>
<paragraph id="8E109C3BE602627E65E57FE94232BEEF" pageId="3" pageNumber="4">Basidiocarps perennial, effused-reflexed, pileate, solitary, without odour or taste when fresh, woody hard. Pilei triquetrous or applanate, fan-shaped to semicircular, projecting up to 7 cm long, 15 cm wide and 4 cm thick at base. Pileal surface dark brown to black, rimose with age, glabrous to tuberculate, distinctly concentrically zonate and sulcate with a distinct crust; margin sharp, black. Pore surface mouse-grey to vinaceous grey, glancing; sterile margin vinaceous brown, up to 5 mm wide; pores angular, 7-9 per mm; dissepiments thin, entire to slightly lacerated. Context vinaceous grey, woody hard, distinctly concentrically zonate, upside integrating with a distinct crust on the pileal surface, up to 1 cm thick. Tubes greyish brown to vinaceous grey, the fresh layer dark grey to black, woody hard, up to 3 cm long.</paragraph>
<paragraph id="7E953C613006FF4C0785262B1A2996A0" lastPageId="4" lastPageNumber="5" pageId="3" pageNumber="4">
Hyphal system pseudodimitic; generative hyphae simple septate; all hyphae inamyloid, indextrinoid, acyanophilous; tissue unchanged in KOH. Context: generative hyphae hyaline to pale brown, slightly thick- to thick-walled with a wide lumen,
<pageBreakToken id="254268D419B8C31AF770A64314013CF5" pageId="4" pageNumber="5" start="start">rarely</pageBreakToken>
branched, frequently septate, 3-5
<normalizedToken id="9354FBFF8C1494F68B19CD8BD4A7DACA" originalValue="µm">µm</normalizedToken>
diam; skeletal-like hyphae dominant, pale brown, thick-walled with a wide lumen to subsolid, unbranched, occasionally septate, straight, more or less regularly arranged, 4.5-6
<normalizedToken id="08899D73F6806DF6F783C3ABF8D574FD" originalValue="µm">µm</normalizedToken>
diam. Tubes: generative hyphae hyaline to pale brown, thin-to slightly thick-walled with a wide lumen, rarely branched, frequently septate, 2-5
<normalizedToken id="B5B5EBB2ECFF27368556DE357F59B4E8" originalValue="µm">µm</normalizedToken>
diam; skeletal-like hyphae pale brown, thick-walled with a wide lumen to subsolid, unbranched, rarely septate, straight, more or less parallel along the tubes, 3.5-5
<normalizedToken id="6EF48145474F183DED66A9E89F5A1484" originalValue="µm">µm</normalizedToken>
diam. Cystidia and cystidioles absent; basidia broadly ellipsoid to barrel-shaped, with four sterigmata and a simple septum at the base, 8-10
<normalizedToken id="20E5A3F3066B711EAAF938F30750A4F0" originalValue="×">x</normalizedToken>
6.5-7.5
<normalizedToken id="3136415CF3B926B0238958C8776F87E4" originalValue="µm">µm</normalizedToken>
; basidioles in shape similar to basidia, but slightly smaller; basidiospores broadly ellipsoid to subglobose, hyaline, thin-walled, inamyloid, indextrinoid, acyanophilous, (4.5
<normalizedToken id="1742AA4596A48C993873085D691A9B8A" originalValue=")4.86(">-)4.8-6(-</normalizedToken>
6.7)
<normalizedToken id="EC2940931D2E83CD7B93BCFCD90EAE2D" originalValue="×">x</normalizedToken>
(3.8
<normalizedToken id="30B64D97E58E3C1CD9BBFE661E5FF0F3" originalValue=")44.8(">-)4-4.8(-</normalizedToken>
5)
<normalizedToken id="7F23A8B4AE7EDF84985E9F1E53135B2B" originalValue="µm">µm</normalizedToken>
, L = 5.18
<normalizedToken id="31A76D35BA1D98E7451224D315A2C229" originalValue="µm">µm</normalizedToken>
, W = 4.27
<normalizedToken id="00321C83A742F859CEC95392DB5EED44" originalValue="µm">µm</normalizedToken>
, Q = 1.17-1.27 (n = 120/4).
</paragraph>
<caption id="E678A113A761178C40876D929D742FDB" pageId="4" pageNumber="5">
<paragraph id="D49FBE3B73EFF0D789CCE1C690DF0B68" pageId="4" pageNumber="5">
Figure 3. Basidiocarps of
<taxonomicName id="E7C4F220E22BFCF2257984F8FB8CE4B0" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes sinomelanoporus" order="Polyporales" pageId="4" pageNumber="5" phylum="Basidiomycota" rank="species" species="sinomelanoporus">Nigrofomes sinomelanoporus</taxonomicName>
(Dai 16286). a Pileal surface b Pore surface c A vertical section. Scale bars: 1 cm.
</paragraph>
</caption>
<caption id="91FDF42E9A784ED5460F80C43B280645" pageId="4" pageNumber="5">
<paragraph id="2C8038738FB8E43815987EC7387EB0AA" pageId="4" pageNumber="5">
Figure 4. Microscopic structure of
<taxonomicName id="D1C712F02E1A33F87870EBBA30E427BD" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes sinomelanoporus" order="Polyporales" pageId="4" pageNumber="5" phylum="Basidiomycota" rank="species" species="sinomelanoporus">Nigrofomes sinomelanoporus</taxonomicName>
(drawn from the holotype). a Basidiospores b Basidia and basidioles c Hyphae from trama d Hyphae from context. Scale bar: 10
<normalizedToken id="029A2B05EE22747EBF0F5368C5306B67" originalValue="µm">µm</normalizedToken>
.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="C37A937C5E841C41BF48DDC945695903" pageId="4" pageNumber="5" type="additional specimens (paratypes) studied">
<paragraph id="51921F1D3B5E2EC60642F0294556E0D0" pageId="4" pageNumber="5">Additional specimens (paratypes) studied.</paragraph>
<paragraph id="E7DBF32125C4A014F3675E5278E4253B" pageId="4" pageNumber="5">
CHINA. Hainan Province, Changjiang County, Bawangling National Nature Reserve, 25 Nov 2010, on dead standing tree of
<taxonomicName id="2C5E6DA3B8B5B3079CAE4F17EB31FCB5" class="Magnoliopsida" family="Pentaphylacaceae" genus="Pentaphylax" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Pentaphylax euryoides" order="Ericales" pageId="4" pageNumber="5" phylum="Tracheophyta" rank="species" species="euryoides">Pentaphylax euryoides</taxonomicName>
, Dai 12034 (BJFC 009087, a duplicate in IFP 019163); Lingshui County, Diaoluoshan National Forest Park, 20 Nov 2007, on fallen angiosperm trunk, Cui 5277 (BJFC 003316, a duplicate in IFP 019164), Cui 5282 (BJFC 003321, a duplicate in IFP 019165).
</paragraph>
</subSubSection>
<subSubSection id="8A10662CDFCCB5A3E021F1B9BC6D75BF" pageId="4" pageNumber="5" type="other specimens studied">
<paragraph id="722B7D2B1003EC9B78629C54B316F84D" pageId="4" pageNumber="5">Other specimens studied.</paragraph>
<paragraph id="C78F3D4F32694473B2DE3FC979CD68F3" pageId="4" pageNumber="5">
<taxonomicName id="BCACE7008D08E84B49597968688E381B" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes melanoporus" order="Polyporales" pageId="4" pageNumber="5" phylum="Basidiomycota" rank="species" species="melanoporus">Nigrofomes melanoporus</taxonomicName>
. COSTA RICA. Puntarenas Province, La Gamba Town, Piedras Blancas National Park, 20 Apr 2015, on fallen angiosperm trunk,
<normalizedToken id="6F7F2FC61762140F7922B5187D68C7CA" originalValue="Vlasák">Vlasak</normalizedToken>
1504/42 (JV, a duplicate in IFP 019166); Alajuela Province, Bijagua, Catarata Trail, 28 July 2016, on fallen angiosperm trunk,
<normalizedToken id="3860F5174102070DDD983B3DCC98577B" originalValue="Vlasák">Vlasak</normalizedToken>
1607/82 (JV, a duplicate in IFP 019167); Puntarenas Province, Golfito Town, Playa Nicuesa Rainforest Lodge, 18 Apr 2017, on fallen angiosperm trunk,
<normalizedToken id="720E791BE528112C2E193B1A1E228BE7" originalValue="Vlasák">Vlasak</normalizedToken>
1704/39 (JV, a duplicate in IFP 019168; Fig. 5).
</paragraph>
<caption id="8A76A33F9E2171EDBD4004937AD27B87" pageId="4" pageNumber="5">
<paragraph id="0A71A07F3FD3CCA1199BDA9C2FBB68D0" pageId="4" pageNumber="5">
Figure 5. A basidiocarp of
<taxonomicName id="339673C9B5207A18D3D158D457892903" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes melanoporus" order="Polyporales" pageId="4" pageNumber="5" phylum="Basidiomycota" rank="species" species="melanoporus">Nigrofomes melanoporus</taxonomicName>
in situ (
<normalizedToken id="A0CEA80B822ABA3E28BD3F0C1EDB45E2" originalValue="Vlasák">Vlasak</normalizedToken>
1704/39). Scale bar: 2 cm.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="87155CF6BA7006E17E80155F37BAF405" lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5" type="notes">
<paragraph id="851009743B84FDBF159A74FF7A9AE467" pageId="4" pageNumber="5">Note.</paragraph>
<paragraph id="090C208C8F64D14FA52A9C38A880E618" pageId="4" pageNumber="5">
<taxonomicName id="F7E0F22580D19C3E49BB47194A38FB34" class="Agaricomycetes" family="Polyporaceae" genus="Nigrofomes" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Nigrofomes sinomelanoporus" order="Polyporales" pageId="4" pageNumber="5" phylum="Basidiomycota" rank="species" species="sinomelanoporus">Nigrofomes sinomelanoporus</taxonomicName>
differs by broadly ellipsoid to barrel-shaped basidia, absence of cystidia and larger basidiospores from
<taxonomicName id="9852666D41B9659C970CE2721B517740" lsidName="N. melanoporus" pageId="4" pageNumber="5" rank="species" species="melanoporus">N. melanoporus</taxonomicName>
, which has clavate basidia, rare cystidia and smaller basidiospores (4-5
<normalizedToken id="C4044D42E26FDEA88B969311DFDFB9F0" originalValue="×">x</normalizedToken>
3-3.5
<normalizedToken id="7B7E6EC468601F756DC1499AAC94C765" originalValue="µm">µm</normalizedToken>
;
<bibRefCitation id="744CADEFADB818A66D76A32C356671B3" author="Ryvarden, L" journalOrPublisher="Synopsis Fungorum" pageId="8" pageNumber="9" pagination="229 - 443" title="Neotropical polypores part 2. Polyporaceae: Abortiporus-Meripilus." volume="34" year="2015">Ryvarden 2015</bibRefCitation>
).
</paragraph>
<paragraph id="E882F270AD4A266138178E0127065CB9" lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
Regarding the hyphal system of
<taxonomicName id="DF69B1A0F8242A194C530491A937DBFE" lsidName="N. melanoporus" pageId="4" pageNumber="5" rank="species" species="melanoporus">N. melanoporus</taxonomicName>
,
<bibRefCitation id="6BCD72267D4269C169060B4C0A92631B" author="Ryvarden, L" journalOrPublisher="Synopsis Fungorum" pageId="8" pageNumber="9" pagination="229 - 443" title="Neotropical polypores part 2. Polyporaceae: Abortiporus-Meripilus." volume="34" year="2015">Ryvarden (2015)</bibRefCitation>
recognised it as &quot;probably dimitic&quot; and
<bibRefCitation id="D1AADED7603CACA99403407B2CA6ABE3" author="Lowe, JL" journalOrPublisher="Technical Publication of State University College of Forestry at Syracuse University" pageId="8" pageNumber="9" pagination="1 - 183" title="Polyporaceae of North America. The genus Poria." volume="90" year="1966">Lowe (1966)</bibRefCitation>
as
<normalizedToken id="1EFB1B8DD0C4CEEFD8C21199FE2C5E57" originalValue="“dimitic”">&quot;dimitic&quot;</normalizedToken>
. They both mentioned the so-called skeletal hyphae are sometimes septate. According to the
<normalizedToken id="323980ADE210E42B56EAE4093387FB73" originalValue="authors">authors'</normalizedToken>
observations, there are two kinds of hyphae present in
<taxonomicName id="AF14BD2574C34CE13104A19482D411BE" lsidName="N. melanoporus" pageId="4" pageNumber="5" rank="species" species="melanoporus">N. melanoporus</taxonomicName>
and
<taxonomicName id="17241CF8E999E896801F8719E74409E4" lsidName="N. sinomelanoporus" pageId="4" pageNumber="5" rank="species" species="sinomelanoporus">N. sinomelanoporus</taxonomicName>
and one
<pageBreakToken id="0B8CB8121BAE1915E3DC9659D565C246" pageId="5" pageNumber="6" start="start">of</pageBreakToken>
them is frequently septate, whereas the other rarely or occasionally septate. When describing this kind of hyphal system, we prefer
<normalizedToken id="4E7AA639DD0CF1EEAA8172B6360899CC" originalValue="“pseudodimitic”">&quot;pseudodimitic&quot;</normalizedToken>
to
<normalizedToken id="3E1D77D7E5FF3F5F1FE475ABF0968EF1" originalValue="“dimitic”">&quot;dimitic&quot;</normalizedToken>
because genuine skeletal hyphae are generally defined as aseptate.
</paragraph>
</subSubSection>
</treatment>
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