treatments-xml/data/FA/24/68/FA246873BAD4537298D3136CF07F0C97.xml

<document id="5DB8CAA6CB6FC8CB7755DF2D333B3194" ID-DOI="10.3897/mycokeys.108.128889" ID-publisher-id="128889" URI-arpha="296E506C-1738-5A07-A634-5B0A90DA8F5F" XM.materialsCitations_approvedBy="admin" XM.taxonomicNames_approvedBy="admin" article-type="research-article" checkinTime="1726236465826" checkinUser="pensoft" docAuthor="Xiong, Yinru, Hyde, Kevin D., Lu, Li, Harishchandra, Dulanjalee L., Mapook, Ausana, Xu, Biao, Alotibi, Fatimah &amp; Manawasinghe, Ishara S." docDate="2024" docId="FA246873BAD4537298D3136CF07F0C97" docLanguage="en" docName="MycoKeys 108: 287-315" docOrigin="MycoKeys 108" docSource="https://mycokeys.pensoft.net/article/128889/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.mycokeys" docStyleName="PensoftTaxPub.0000.journal_article.mycokeys" docTitle="Neohelicosporium guineensis Y. R. Xiong, Manawas. &amp; K. D. Hyde 2024, sp. nov." docType="treatment" docVersion="3" dtd-version="3.0" lastPageNumber="315" masterDocId="296E506C17385A07A6345B0A90DA8F5F" masterDocTitle="Novel Helicoma and Neohelicosporium (Tubeufiaceae, Tubeufiales) species and two new host records of Helicoma on tropical palms (Arecaceae) from China" masterLastPageNumber="315" masterPageNumber="287" pageNumber="287" updateTime="1726246702231" updateUser="admin">
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<mods:title id="CF16693093489FE994B271F2A703F8E1">Novel Helicoma and Neohelicosporium (Tubeufiaceae, Tubeufiales) species and two new host records of Helicoma on tropical palms (Arecaceae) from China</mods:title>
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<mods:namePart id="8D2B017EA68450C5EC4363DBF2D6C169">Xiong, Yinru</mods:namePart>
<mods:nameIdentifier id="D65EB145DB8CCD4CD5C6A0B589F0150C" type="ORCID">0000-0002-4673-606X</mods:nameIdentifier>
<mods:affiliation id="02F3F51882B162364170CF099480D0B3">Innovative Institute for Plant Health, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, Guangdong, China &amp; School of Science, Mae Fah Luang University, Chiang Rai 57100, Thailand</mods:affiliation>
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<mods:namePart id="1DB0EE5DDC0BE076065A62DBD0351425">Hyde, Kevin D.</mods:namePart>
<mods:nameIdentifier id="11C00114D685E3D060C23051C0A016A2" type="ORCID">0000-0002-2191-0762</mods:nameIdentifier>
<mods:affiliation id="DB3BC8E7A4235CD8FA414A1822A5DBF0">School of Science, Mae Fah Luang University, Chiang Rai 57100, Thailand &amp; Center of Excellence in Fungal Research, Mae Fah Luang University, Chiang Rai 57100, Thailand</mods:affiliation>
</mods:name>
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<mods:namePart id="91D152063030E5EA10B497E5426A13D6">Lu, Li</mods:namePart>
<mods:nameIdentifier id="DCED714E7DFD413F01B47AF27456AE1A" type="ORCID">0000-0003-0977-6414</mods:nameIdentifier>
<mods:affiliation id="E8BC711D525AAEABE3377C89A41202AC">School of Science, Mae Fah Luang University, Chiang Rai 57100, Thailand &amp; CAS Key Laboratory for Plant Diversity and Biogeography of East Asia, Kunming Institute of Botany, Chinese Academy of Science, Kunming, China</mods:affiliation>
</mods:name>
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<mods:namePart id="E7BF2332E5A6447DC478D249E6C4D16E">Harishchandra, Dulanjalee L.</mods:namePart>
<mods:nameIdentifier id="C0E90545F252E94FACECBCD5EE0D28FF" type="ORCID">0000-0003-1538-4951</mods:nameIdentifier>
<mods:affiliation id="C796DA349C4E1B1CF25C80D8A0F1F8FD">Center for Yunnan Plateau Biological Resources Protection and Utilization, College of Biological Resource and Food Engineering, Qujing Normal University, Qujing, Yunnan 655011, China</mods:affiliation>
</mods:name>
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<mods:namePart id="9E441B84039E99160729AD6E9C0B2238">Mapook, Ausana</mods:namePart>
<mods:nameIdentifier id="F155BC634C30E676F4A3B62DD67E9831" type="ORCID">0000-0001-7929-2429</mods:nameIdentifier>
<mods:affiliation id="D2071192B6A0A8930A02120404C56BD8">School of Science, Mae Fah Luang University, Chiang Rai 57100, Thailand</mods:affiliation>
</mods:name>
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</mods:role>
<mods:namePart id="B40BD797D473C964A0F6E8DC5906F313">Xu, Biao</mods:namePart>
<mods:affiliation id="C32FC6DF09ECCD3C70A9FC2C7830828C">Innovative Institute for Plant Health, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, Guangdong, China</mods:affiliation>
</mods:name>
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<mods:namePart id="86B18CA781F1A81D043606E868EDB9D7">Alotibi, Fatimah</mods:namePart>
<mods:affiliation id="BE1F9028F0A9CAECC97847A2809F0BA5">Office of Research Administration, Chiang Mai University, Chiang Mai 50200, Thailand</mods:affiliation>
</mods:name>
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<mods:namePart id="269D27D6475536754D33558046E1644B">Manawasinghe, Ishara S.</mods:namePart>
<mods:nameIdentifier id="FE2F2DDB08DB294DDE41886404836548" type="ORCID">0000-0001-5730-3596</mods:nameIdentifier>
<mods:affiliation id="7498DF6CCD44CCCBD9EE9A241A951CA0">Innovative Institute for Plant Health, Zhongkai University of Agriculture and Engineering, Guangzhou 510225, Guangdong, China</mods:affiliation>
</mods:name>
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<mods:title id="39DD0AABF62E09B1EA11EF38EF095587">MycoKeys</mods:title>
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<mods:date id="547D458804712F4AB3E2D54E97C533FD">2024</mods:date>
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<mods:number id="491B42A3580FA89CEFD635AC04545407">2024-09-13</mods:number>
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<mods:identifier id="E86BC9E22553547996F7AB4220B39AD6" type="DOI">10.3897/mycokeys.108.128889</mods:identifier>
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<treatment id="FA246873BAD4537298D3136CF07F0C97" ID-DOI="http://doi.org/10.5281/zenodo.13759770" ID-Zenodo-Dep="13759770" ID-arpha="FA246873-BAD4-5372-98D3-136CF07F0C97" LSID="urn:lsid:plazi:treatment:FA246873BAD4537298D3136CF07F0C97" httpUri="http://treatment.plazi.org/id/FA246873BAD4537298D3136CF07F0C97">
<subSubSection id="733040A1E31EC3088E8DF6DFE0455880" type="nomenclature">
<paragraph id="D3058E0AF55A5FAFE87EE7EF698D32F2">
<taxonomicName id="6C25C1634FD4CACEC647718706E1168D" authority="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis" status="sp. nov.">
<emphasis id="0D599453726A5028E2B7F75FA409C574" italics="true">Neohelicosporium guineensis</emphasis>
Y. R. Xiong, Manawas. &amp; K. D. Hyde
</taxonomicName>
<taxonomicNameLabel id="A7D51E8F35AA28DAADFBC86AB3950B49" rank="species">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="9BFAA470A26AFAB1E1CD82EA7947E0E3" type="description">
<paragraph id="63DE29A48877120D9AD6A54D19449573">
<figureCitation id="C5B688D6A40DA7B519D8C482EA798CA0" captionStart="Figure 5" captionStartId="F4" captionText="Figure 5. Neohelicosporium guineensis (MHZU 23-0153, holotype) a specimen observed b, c colony on decaying Elaeis guineensis d, e apical branches forming long connected conidiophores f – j conidiogenous cells k – q conidia r germinated conidium s, t culture on PDA from above and reverse. Scale bars: 50 μm (d, e); 10 μm (f – q); 20 μm (r)." figureDoi="10.3897/mycokeys.108.128889.figure5" httpUri="https://binary.pensoft.net/fig/1132315">Fig. 5</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EMJDK" type="etymology">
<paragraph id="8304EFF501371226714976CF78DEC147">
<heading id="81A1EB1016B66F6D1FED9D2F6372C2B4" reason="title">Etymology.</heading>
</paragraph>
<paragraph id="7AEBA5FB3A20433469BF89BEEB063BF9">
Species epithet refers to the host species name “ 
<emphasis id="D65E025BCCC35C59E5FA86F91179C7C5" italics="true">guineensis</emphasis>
” from which the fungus was isolated.
</paragraph>
</subSubSection>
<subSubSection id="SECID0E3JDK" type="Holotype">
<paragraph id="9058D9DE732B6E9C7DFC8B530964F5E7">
<heading id="074B98D12BCF7202FFE0EB0D707C8E73" reason="title">
<typeStatus id="8620934A6B3527EA0340FD6BAA3F0A34" type="holotype">Holotype</typeStatus>
.
</heading>
</paragraph>
<paragraph id="490D625830F45CB52E845FC75BE1163B">
<materialsCitation id="01F50E98EDF927647C260EF52F030809" collectionCode="MHZU" specimenCode="MHZU 23-0153" specimenCount="1" typeStatus="holotype">
<specimenCode id="865279D7EFC9752A80B207BADFF980EA" collectionCode="MHZU">
<abbrev id="ABBRID0ECKDK" xlink_title="Mycological Herbarium of Zhongkai University of Agriculture and Engineering">MHZU</abbrev>
23-0153
</specimenCode>
.
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EGKDK" type="description">
<paragraph id="DEB3CBF77923EC0772A78AD9188102E3">
<heading id="DFC77B2EEB196A463EE262C9DFC93347" reason="title">Description.</heading>
</paragraph>
<paragraph id="8B8D4EFCFCFC92DE94BC378E9BC61CC4">
<emphasis id="83E0EEE92538ACF2F31C9FC0619BDA0B" bold="true" italics="true">Saprobic</emphasis>
on the rotting petiole of 
<taxonomicName id="FC108FB87E59D2F9E4D6FED9B2A887EA" class="Liliopsida" family="Arecaceae" genus="Elaeis" kingdom="Plantae" order="Arecales" phylum="Tracheophyta" rank="species" species="guineensis">
<emphasis id="1F3390113E445214C18C6D0E093F1228" italics="true">Elaeis guineensis</emphasis>
</taxonomicName>
. 
<emphasis id="653DE5B8116311C51B84008046446A45" bold="true" italics="true">Sexual morph</emphasis>
: Not observed. 
<emphasis id="0F6B7CF12EEBF7F73D2A3D931C33F7A1" bold="true" italics="true">Asexual morph</emphasis>
: Hyphomycetous, helicosporous. 
<emphasis id="E672504B2E383C0862A8794C0299F0A7" bold="true" italics="true">Colonies</emphasis>
on the substratum superficial, effuse, gregarious, brown. 
<emphasis id="0F3BF21C62CC0F32DC8D7D5CEC9C556B" bold="true" italics="true">Mycelium</emphasis>
composed of partly immersed, partly superficial, pale brown, glistening, septate, branched hyphae. 
<emphasis id="70265E6DBD4215C224B30DB001892EE9" bold="true" italics="true">Conidiophores</emphasis>
50–160 µm long, 4–6 µm wide (x ̄ = 120 × 5.2 μm, n = 20), macronematous, mononematous, cylindrical, unbranched or branched at apex, straight, septate, pale brown, brown at root part, smooth-walled. 
<emphasis id="5CF47DB764D55884DD861D654F8D454B" bold="true" italics="true">Conidiogenous cells</emphasis>
11.5–20 µm long, 3.5–5.5 µm wide (x ̄ = 15.5 × 4.8 μm, n = 20), mono- to polyblastic, integrated, sympodial, terminal or intercalary, cylindrical, yellowish to pale brown, smooth-walled; with denticles, 1.4–2.7 µm long, 1.2–2 µm wide (x ̄ = 1.9 × 1.6 μm, n = 20), arising from the juncture portion of two conidiogenous cells as tooth-like protrusions, mono- to polyblastic, hyaline, smooth-walled. 
<emphasis id="5F1FF88EDE2B31ACBD1B73532F4FAA84" bold="true" italics="true">Conidia</emphasis>
16–20 μm diam. (x ̄ = 18 μm, n = 40) and conidial filament 1.8–3 μm wide (x ̄ = 2.4 μm, n = 40), 90–130 μm long (x ̄ = 112.9 μm, n = 40), solitary, mostly pleurogenous, rarely acrogenous, helicoid, rounded at tip, obvious hump and constricted at septa, coiled 2 ½ – 3 ½ times, 11–12 - septate, becoming loose in water, guttulate, hyaline, smooth-walled.
</paragraph>
<caption id="580805D9F1DD4EA3909926F99F671172" ID-DOI="10.3897/mycokeys.108.128889.figure5" ID-arpha="85004FA1-E8C1-557B-A89C-61C4FA0F05A4" httpUri="https://binary.pensoft.net/fig/1132315" startId="F4">
<paragraph id="A0E4A980E007912EC6A3129CD3873A32">
<label id="A13A4998E0DD6C4A3641632AA859D63E">Figure 5.</label>
</paragraph>
<paragraph id="738CCFEB0E787F3F5127EA0C39504200">
<taxonomicName id="A854146480BC5B15AA98C1FA96F3A73E" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="A84FF8EB4B5E2F9B175544DA776A4FA4" italics="true">Neohelicosporium guineensis</emphasis>
</taxonomicName>
(
<specimenCode id="574F48F3DC834CE7AA521953B09712E0">
<abbrev id="ABBRID0EEMDK" xlink_title="Mycological Herbarium of Zhongkai University of Agriculture and Engineering">MHZU</abbrev>
23-0153
</specimenCode>
, holotype) 
<emphasis id="453DD95024181F6484129A6599942CCD" bold="true">a</emphasis>
specimen observed 
<emphasis id="D09522E5C6BD9CD25203F0C4BC278244" bold="true">b, c</emphasis>
colony on decaying 
<taxonomicName id="C5F1C8C807EC8A8CA3095A6F8B9812B3" class="Liliopsida" family="Arecaceae" genus="Elaeis" kingdom="Plantae" order="Arecales" phylum="Tracheophyta" rank="species" species="guineensis">
<emphasis id="CFF37EBF447F85918B53C154DE93F248" italics="true">Elaeis guineensis</emphasis>
</taxonomicName>
<emphasis id="9B4ADE9484CA2582F79BB35FB01985A6" bold="true">d, e</emphasis>
apical branches forming long connected conidiophores 
<emphasis id="899F038AB5BB55EE677BB00C85DE88AE" bold="true">f – j</emphasis>
conidiogenous cells 
<emphasis id="6BE1B1EDFF361F07D58F28DB7556C0F9" bold="true">k – q</emphasis>
conidia 
<emphasis id="648827EA8EFA18E3A3E8FD50CF7CAB02" bold="true">r</emphasis>
germinated conidium 
<emphasis id="492A4B0212D4BE60F85D44B0E155C867" bold="true">s, t</emphasis>
culture on 
<abbrev id="ABBRID0EBNDK" xlink_title="potato dextrose agar">PDA</abbrev>
from above and reverse. Scale bars: 50 μm (
<emphasis id="45905E3F001249DE86F6CD4A6D313346" bold="true">d, e</emphasis>
); 10 μm (
<emphasis id="54848877FE12B8AFB168B735A23A0A65" bold="true">f – q</emphasis>
); 20 μm (
<emphasis id="41F69D83135F8511047EBFA21038526D" bold="true">r</emphasis>
).
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0EQNDK" type="description">
<paragraph id="781C2316CBEC9EAF25424EFF538F1543">
<heading id="A0299D088AF742CAE4875BE1B95BF563" reason="title">Culture characteristics.</heading>
</paragraph>
<paragraph id="1F117157105BE2C076A63CA45F71A650">
<emphasis id="5A960C67538ACD9CA7921C0A74EC155C" bold="true" italics="true">Conidia</emphasis>
germinating on water agar and germ tubes produced from conidia within 12 h. 
<emphasis id="673BC1AACC951AB7E95CED3BC638C707" bold="true" italics="true">Colonies</emphasis>
growing on 
<abbrev id="ABBRID0E5NDK" xlink_title="potato dextrose agar">PDA</abbrev>
attaining 
<quantity id="F5FB76768CE1FA34EC0D80AF3AB11771" metricMagnitude="-2" metricUnit="m" metricValue="3.5" unit="cm" value="3.5">3.5 cm</quantity>
diam. after six weeks at 25 ° C, irregular, undulate, umbonate, rough, superficial and partially immersed, white aerial mycelium, deep brown at immersed area; reverse white to deep brown.
</paragraph>
</subSubSection>
<subSubSection id="SECID0ECODK" type="material">
<paragraph id="DC3E2EACB46DB6E34BAA4330D4AF63F9">
<heading id="DE606D2CF92BB5D33F95A653BC649DA0" reason="title">Material examined.</heading>
</paragraph>
<paragraph id="CF247BD2B4CAC1632EAF77B53A9886F1">
<materialsCitation id="ECC4F88AFF400FDB449D349BCE71CBC8" collectedFrom="rotting petiole of the Elaeis guineensis" collectingDate="2023-02-05" collectionCode="MHZU, ZHKUCC" collectorName="Y. R. Xiong &amp; Li Lu" country="China" elevation="550" location="an unidentified forest beside National Highway" longitude="101.4" municipality="Xishuangbanna City" specimenCode="MHZU 23-0153, ZHKUCC 24-0113, ZHKUCC 24-0114" specimenCount="1" stateProvince="Yunnan Province" typeStatus="holotype">
<collectingCountry id="B278288DD541445DC48D8D24546BC64E" name="China">China</collectingCountry>
, 
<collectingRegion id="59098234F16D363EBB0AE508064915D9" country="China" name="Yunnan">Yunnan Province</collectingRegion>
, 
<collectingMunicipality id="DB2DDDB2C4A9FFA9FC9D95DA0BBFB9B3">Xishuangbanna City</collectingMunicipality>
, 
<location id="4487A4AEE1616AE63F24E15B3ABB8A27" LSID="urn:lsid:plazi:treatment:FA246873BAD4537298D3136CF07F0C97:4487A4AEE1616AE63F24E15B3ABB8A27" country="China" longitude="101.4" municipality="Xishuangbanna City" name="an unidentified forest beside National Highway" stateProvince="Yunnan Province">an unidentified forest beside National Highway</location>
219 (
<named-content content-type="dwc:verbatimCoordinates" id="NCID0ELODK" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[101.400000,22.550000]}">
21 ° 93 ' N, 
<geoCoordinate id="EBB5D68BD4E5F365E22791C3FB6E6B18" degrees="101" direction="east" minutes="24" orientation="longitude" precision="925" value="101.4">101 ° 24 ' E</geoCoordinate>
</named-content>
, 
<quantity id="01DC9364DD92359B74BD0F797352BA3D" metricMagnitude="2" metricUnit="m" metricValue="5.496" unit="m" value="549.6">
<elevation id="4C3AC1BC28197B7C3D24080E50EB0FBA" metricMagnitude="2" metricUnit="m" metricValue="5.496" unit="m" value="549.6">549.6 m</elevation>
</quantity>
elev.), 
<collectedFrom id="BBB77B61F88A8211BDF0B614552C0272">
rotting petiole of the 
<taxonomicName id="EA61BEEC91EDC8B892A6F746E80CFCA8" class="Liliopsida" family="Arecaceae" genus="Elaeis" kingdom="Plantae" order="Arecales" phylum="Tracheophyta" rank="species" species="guineensis">
<emphasis id="72A53FC6D7D1A3C0C93B37709B423A12" italics="true">Elaeis guineensis</emphasis>
</taxonomicName>
</collectedFrom>
, 
<date id="790822BCD9143D2A6AC786A89E49B841" value="2023-02-05">
<collectingDate id="8C5FDDAAEC3295C8DE139F6E9F7394C1" value="2023-02-05">5 February 2023</collectingDate>
</date>
, 
<collectorName id="8C7D2EF776E1DCF707790213B692CE7B">Y. R. Xiong</collectorName>
and 
<collectorName id="3757F97321B8DF44AC21DA79D7A2D41F">Li Lu</collectorName>
, XG 186 (
<specimenCode id="75D474F4CC38F8BEAE81AED0F3211C41">
<abbrev id="ABBRID0E2ODK" xlink_title="Mycological Herbarium of Zhongkai University of Agriculture and Engineering">MHZU</abbrev>
23-0153
</specimenCode>
, 
<typeStatus id="ADD6522034F8AE868A97E3095C87995B" type="holotype">holotype</typeStatus>
); ex-type, 
<specimenCode id="3FE1528F19503D5F0FE9D0A6DD1C54E7">
<abbrev id="ABBRID0E6ODK" xlink_title="Zhongkai University of Agriculture and Engineering">ZHKUCC</abbrev>
24-0113
</specimenCode>
, other living culture 
<specimenCode id="F7D22E67F3798C8D0B3AC66A26D54D04">
<abbrev id="ABBRID0EDPDK" xlink_title="Zhongkai University of Agriculture and Engineering">ZHKUCC</abbrev>
24-0114
</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EHPDK" type="notes">
<paragraph id="6BC26178946F43B4BB896E1F1948DF16">
<heading id="E5A652FBA29A5D6E9DC34EBD0CFE3B37" reason="title">Notes.</heading>
</paragraph>
<paragraph id="4E5BE76CD2C32A1732FF159C01CE5071">
Two isolates from this study formed a separate lineage and clustered with 
<taxonomicName id="2B5AB3CB0410543D6BDC7403BF21630B" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="hyalosporum">
<emphasis id="04185236BF4093F1ACAE0FBB259EB54B" italics="true">Neohelicosporium hyalosporum</emphasis>
</taxonomicName>
and 
<taxonomicName id="15644089619A2036BED12D898BF128FA" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="ovoideum">
<emphasis id="4BF0246CCED2E1FC24D2DA24542C3FE8" italics="true">N. ovoideum</emphasis>
</taxonomicName>
in the phylogenetic tree with 88 % 
<abbrev id="ABBRID0EDQDK" xlink_title="Maximum Likelihood">ML</abbrev>
, 78 % 
<abbrev id="ABBRID0EHQDK" xlink_title="Maximum Parsimony">MP</abbrev>
bootstrap support and 1.00 BIPP bootstrap support. The nucleotide differences excluding gaps between 
<taxonomicName id="9F0C30F9D08CDC742A77566D8EF0E5FE" class="Liliopsida" family="Arecaceae" genus="Elaeis" kingdom="Plantae" order="Arecales" phylum="Tracheophyta" rank="species" species="guineensis">
<emphasis id="5ED5B9F2F6CF92B4E29D246D621BAD28" italics="true">N. guineensis</emphasis>
</taxonomicName>
and its phylogenetically related species were checked: 
<taxonomicName id="31F014A33D1EB2BAFDD3A68CAC72FC9D" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="hyalosporum">
<emphasis id="D77C8E36661B7CC1648CCD0CA27BA863" italics="true">N. hyalosporum</emphasis>
</taxonomicName>
(
<specimenCode id="FCE4FF88713AB89B30A6D688BF6027A9">
<collectionCode id="F3F4F95222F608AE025C620707B76A2D">GZCC</collectionCode>
16-0076
</specimenCode>
) - 
<abbrev id="ABBRID0EBRDK" xlink_title="internal transcribed spacer">ITS</abbrev>
: 1.56 % (8 / 513 base pairs), 
<abbrev id="ABBRID0EFRDK" xlink_title="large subunit nuclear rRNA gene">LSU</abbrev>
: 0.83 % (7 / 840 base pairs), 
<emphasis id="60AC9B01F059FFE41E8D02D6B1078F6B" italics="true">tef</emphasis>
1 - 
<emphasis id="8E1716B54C8BFA5B26364CE8D05FC321" italics="true">α</emphasis>
: 1.32 % (12 / 912 base pairs), 
<emphasis id="68B4BF60E2703691B8D0FF6D7D216678" italics="true">rpb</emphasis>
2: 3.63 % (38 / 1045 base pairs); 
<taxonomicName id="6E3CB9D5BFA64FEF97D28CDC712557B6" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="ovoideum">
<emphasis id="8E6F705393CB8CAF279CB99A4AE16FB3" italics="true">N. ovoideum</emphasis>
</taxonomicName>
(
<specimenCode id="192E8FE49608CDAACB0EAA87B4EBB3E9">
<collectionCode id="3DEE003215CB1A45CF820DA9D790B4B8">GZCC</collectionCode>
16-0064
</specimenCode>
) - 
<abbrev id="ABBRID0E1RDK" xlink_title="internal transcribed spacer">ITS</abbrev>
: 1.50 % (8 / 534 base pairs), 
<abbrev id="ABBRID0E5RDK" xlink_title="large subunit nuclear rRNA gene">LSU</abbrev>
: 0.48 % (4 / 826 base pairs), 
<emphasis id="5B1CF93CC70DFF093E55D791A8429BBF" italics="true">tef</emphasis>
1 - 
<emphasis id="95B6737C6A7C551A55A3FA0B9934FC19" italics="true">α</emphasis>
: 1.21 % (11 / 912 base pairs), 
<emphasis id="3575BEC12259F8FBFDFBE78A3D606E1C" italics="true">rpb</emphasis>
2: 3.16 % (33 / 1045 base pairs). 
<taxonomicName id="724D9B8A1FCC2E81CFF1F5D5C4E70CE8" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="EF61A730305492B526A2932EC56268C4" italics="true">Neohelicosporium guineensis</emphasis>
</taxonomicName>
differs from its closely-related species in the size of conidia and conidiophores (Table 
<tableCitation id="2404B6DB8D2DC14B2731102A6DAAA486" captionStart="Table 3" captionStartId="T3" captionText="Table 3. Comparison of asexual morph characteristics of Helicoma species in this study; the names of strains in this study are indicated in bold." httpUri="http://table.plazi.org/id/0A80A40C2ECAA94F7C353D706B6CBBCA" tableUuid="0A80A40C2ECAA94F7C353D706B6CBBCA">3</tableCitation>
). 
<taxonomicName id="3CB0D29F4145DB1FE49DE33F15E1381B" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="hyalosporum">
<emphasis id="9AA77A27653CDE0BBB03B1E314A50D9C" italics="true">Neohelicosporium hyalosporum</emphasis>
</taxonomicName>
and 
<taxonomicName id="6E09D86488EC07EF771F1EC2A2CC35E4" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="ovoideum">
<emphasis id="71B5CBF2F4343D2364C776CA89797D22" italics="true">N. ovoideum</emphasis>
</taxonomicName>
are multi-septate and are not constricted at the septa, while 
<taxonomicName id="AA6CF917674CF5EE5FD841E6B23B79F3" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="C8575829613FCC1CBD3637F5AF2AA256" italics="true">N. guineensis</emphasis>
</taxonomicName>
are 11–12 - septate and constricted at the septa (
<bibRefCitation id="B6C87F96175C2A7E333867293E2A8720" DOI="10.1007/s11557-017-1366-1" author="Lu YZ &amp; Boonmee S &amp; Liu JK &amp; Hyde KD &amp; McKenzie EHC &amp; Eungwanichayapant PD &amp; Kang JC" issue="5" journalOrPublisher="Mycological Progress" pagination="631-646" refId="B37" refString="Lu YZ, Boonmee S, Liu JK, Hyde KD, McKenzie EHC, Eungwanichayapant PD, Kang JC (2018 a) Multi-gene phylogenetic analyses reveals Neohelicosporium gen. nov. and five new species of helicosporous hyphomycetes from aquatic habitats. Mycological Progress 17 (5): 631–646. https://doi.org/10.1007/s11557-017-1366-1" title="Multi-gene phylogenetic analyses reveals Neohelicosporium gen. nov. and five new species of helicosporous hyphomycetes from aquatic habitats." volume="17">Lu et al. 2018 a</bibRefCitation>
, 
<bibRefCitation id="6B22BC41835DC9AA290F3D49A3E96B56" DOI="10.1007/s13225-018-0411-y" author="Lu YZ &amp; Liu JK &amp; Hyde KD &amp; Jeewon R &amp; Kang JC &amp; Fan C &amp; Boonmee S &amp; Bhat DJ &amp; Luo ZL &amp; Lin CG &amp; Eungwanichayapant PD" issue="1" journalOrPublisher="Fungal Diversity" pagination="131-344" refId="B38" refString="Lu YZ, Liu JK, Hyde KD, Jeewon R, Kang JC, Fan C, Boonmee S, Bhat DJ, Luo ZL, Lin CG, Eungwanichayapant PD (2018 b) A taxonomic reassessment of Tubeufiales based on multi-locus phylogeny and morphology. Fungal Diversity 92 (1): 131–344. https://doi.org/10.1007/s13225-018-0411-y" title="A taxonomic reassessment of Tubeufiales based on multi-locus phylogeny and morphology." volume="92">b</bibRefCitation>
). 
<taxonomicName id="BFCF7727236471895ABA67ADC4ABD835" authority="(Lu et al. 2018 a)" baseAuthorityName="Lu" baseAuthorityYear="2018" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="hyalosporum">
<emphasis id="53DDC72C88B017178E4183101C0782DD" italics="true">Neohelicosporium hyalosporum</emphasis>
(
<bibRefCitation id="9FC428BF71CCE3A9116C813CEBFCF4A2" DOI="10.1007/s11557-017-1366-1" author="Lu YZ &amp; Boonmee S &amp; Liu JK &amp; Hyde KD &amp; McKenzie EHC &amp; Eungwanichayapant PD &amp; Kang JC" issue="5" journalOrPublisher="Mycological Progress" pagination="631-646" refId="B37" refString="Lu YZ, Boonmee S, Liu JK, Hyde KD, McKenzie EHC, Eungwanichayapant PD, Kang JC (2018 a) Multi-gene phylogenetic analyses reveals Neohelicosporium gen. nov. and five new species of helicosporous hyphomycetes from aquatic habitats. Mycological Progress 17 (5): 631–646. https://doi.org/10.1007/s11557-017-1366-1" title="Multi-gene phylogenetic analyses reveals Neohelicosporium gen. nov. and five new species of helicosporous hyphomycetes from aquatic habitats." volume="17">Lu et al. 2018 a</bibRefCitation>
)
</taxonomicName>
has multi-denticles in one conidiogenous cell, while 
<taxonomicName id="32D8ABB0DFF46074FADC8F5681258716" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="E1B1EB165BE9F4646D17E48CBB649AC0" italics="true">N. guineensis</emphasis>
</taxonomicName>
, has no more than three denticles (Fig. 
<figureCitation id="A92B225B91A890233AFD3D9B0EA749F6" captionStart="Figure 5" captionStartId="F4" captionText="Figure 5. Neohelicosporium guineensis (MHZU 23-0153, holotype) a specimen observed b, c colony on decaying Elaeis guineensis d, e apical branches forming long connected conidiophores f – j conidiogenous cells k – q conidia r germinated conidium s, t culture on PDA from above and reverse. Scale bars: 50 μm (d, e); 10 μm (f – q); 20 μm (r)." figureDoi="10.3897/mycokeys.108.128889.figure5" httpUri="https://binary.pensoft.net/fig/1132315">5 e, f</figureCitation>
) in one conidiogenous cell. Furthermore, 
<taxonomicName id="E4E1097493D1680B7E5D91B2533011BB" authority="(Lu et al. 2018 b)" baseAuthorityName="Lu" baseAuthorityYear="2018" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="ovoideum">
<emphasis id="5D58038728FF2AA32E08F98B199EBADF" italics="true">N. ovoideum</emphasis>
(
<bibRefCitation id="C4A1806BF88B711DDD653E62BC8DE62C" DOI="10.1007/s13225-018-0411-y" author="Lu YZ &amp; Liu JK &amp; Hyde KD &amp; Jeewon R &amp; Kang JC &amp; Fan C &amp; Boonmee S &amp; Bhat DJ &amp; Luo ZL &amp; Lin CG &amp; Eungwanichayapant PD" issue="1" journalOrPublisher="Fungal Diversity" pagination="131-344" refId="B38" refString="Lu YZ, Liu JK, Hyde KD, Jeewon R, Kang JC, Fan C, Boonmee S, Bhat DJ, Luo ZL, Lin CG, Eungwanichayapant PD (2018 b) A taxonomic reassessment of Tubeufiales based on multi-locus phylogeny and morphology. Fungal Diversity 92 (1): 131–344. https://doi.org/10.1007/s13225-018-0411-y" title="A taxonomic reassessment of Tubeufiales based on multi-locus phylogeny and morphology." volume="92">Lu et al. 2018 b</bibRefCitation>
)
</taxonomicName>
has 1–2 short-connecting cells between conidiophores, while 
<taxonomicName id="D09D31A6F0D50B5222E55F1144E8D969" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="DB29003D2A3452E1A6B2D785A95BF096" italics="true">N. guineensis</emphasis>
</taxonomicName>
has one long connecting cell (Fig. 
<figureCitation id="361FA68F28BEF2DF679D5AF46BC9B5E3" captionStart="Figure 5" captionStartId="F4" captionText="Figure 5. Neohelicosporium guineensis (MHZU 23-0153, holotype) a specimen observed b, c colony on decaying Elaeis guineensis d, e apical branches forming long connected conidiophores f – j conidiogenous cells k – q conidia r germinated conidium s, t culture on PDA from above and reverse. Scale bars: 50 μm (d, e); 10 μm (f – q); 20 μm (r)." figureDoi="10.3897/mycokeys.108.128889.figure5" httpUri="https://binary.pensoft.net/fig/1132315">5 d, e</figureCitation>
) which connects conidiophores at the apex. Based on the phylogenetic placement and morphological variations, we introduce 
<taxonomicName id="C6E9AAB583A588AC73B40EC24771D8E3" authorityName="Y. R. Xiong, Manawas. &amp; K. D. Hyde" authorityYear="2024" class="Dothideomycetes" family="Tubeufiaceae" genus="Neohelicosporium" kingdom="Fungi" order="Tubeufiales" phylum="Ascomycota" rank="species" species="guineensis">
<emphasis id="8B50DB381288584FF165DA7507EE7D24" italics="true">N. guineensis</emphasis>
</taxonomicName>
as a new species.
</paragraph>
</subSubSection>
</treatment>
</document>