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<document id="CA9F8FBE3D87E90AFC5CC033EFA8BA6A" ID-CLB-Dataset="303999" ID-DOI="10.11646/phytotaxa.449.2.3" ID-GBIF-Dataset="02d0e1a2-7de6-4b02-9b41-d8e018fbf392" ID-ISSN="1179-3163" ID-Zenodo-Dep="13877473" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1727826934696" checkinUser="felipe" docAuthor="Wanasinghe, Dhanushka N., Mortimer, Peter E., Senwanna, Chanokned &amp; Cheewangkoon, Ratchadawan" docDate="2020" docId="0392081EBB3FFFDB6EE0C5E7E063BA62" docLanguage="en" docName="phytotaxa.449.2.3.pdf" docOrigin="Phytotaxa 449 (2)" docSource="http://dx.doi.org/10.11646/phytotaxa.449.2.3" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Phaeoseptum hydei Wanas., Senwanna &amp; Mortimer 2020, sp. nov." docType="treatment" docVersion="2" lastPageNumber="154" masterDocId="FFAB7066BB3AFFDE6E68C733E461B240" masterDocTitle="Saprobic Dothideomycetes in Thailand: Phaeoseptum hydei sp. nov., a new terrestrial ascomycete in Phaeoseptaceae" masterLastPageNumber="163" masterPageNumber="149" pageNumber="154" updateTime="1727832706883" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:title id="67A41555E0FF3678D12D12C5C38B5DD6">Saprobic Dothideomycetes in Thailand: Phaeoseptum hydei sp. nov., a new terrestrial ascomycete in Phaeoseptaceae</mods:title>
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<mods:namePart id="0CE5730750D9F52100625AEFE27BE684">Wanasinghe, Dhanushka N.</mods:namePart>
<mods:nameIdentifier id="5A01BB338D97F3543640E32C914306F7" type="ORCID">0000-0003-1759-3933</mods:nameIdentifier>
<mods:affiliation id="DD804D0C3D173EDB2562980AAC38B50E">Department of Entomology and Plant Pathology, Faculty of Agriculture, Chiang Mai University, Chiang Mai 50200, Thailand &amp; Key Laboratory for Plant Biodiversity and Biogeography of East Asia (KLPB), Kunming Institute of Botany, Chinese Academy of Science, Kunming 650201, Yunnan China. &amp; World Agroforestry, East and Central Asia, 132 Lanhei Road, Kunming 650201, Yunnan, China. &amp; Center for Mountain Futures, Kunming Institute of Botany, Honghe County 654400, Yunnan, China.</mods:affiliation>
<mods:nameIdentifier id="BE7D24A291545B25193727D876ADD6BF" type="email">dnadeeshan@gmail.com</mods:nameIdentifier>
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<mods:namePart id="CC1C6B1D87B7DE09C8829C36F7947D44">Mortimer, Peter E.</mods:namePart>
<mods:nameIdentifier id="EEB7A5A5392CC222ADE001AFF7998442" type="ORCID">0000-0003-3188-9327</mods:nameIdentifier>
<mods:affiliation id="C7C1C3F033705A9AD16E125D13A0078E">Key Laboratory for Plant Biodiversity and Biogeography of East Asia (KLPB), Kunming Institute of Botany, Chinese Academy of Science, Kunming 650201, Yunnan China.</mods:affiliation>
<mods:nameIdentifier id="7821DC751D40B1EDB60C864ABF9FFA1C" type="email">petermortimer@mac.com</mods:nameIdentifier>
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<mods:namePart id="CFCB3D64F7B9BAD01855A1981B4345D5">Senwanna, Chanokned</mods:namePart>
<mods:nameIdentifier id="50693ECC5B59DA8351A42A47D2509186" type="ORCID">0000-0002-1008-4514</mods:nameIdentifier>
<mods:affiliation id="69403EDD4707825817C3CD490417F84D">Department of Entomology and Plant Pathology, Faculty of Agriculture, Chiang Mai University, Chiang Mai 50200, Thailand &amp; Center of Excellence in Fungal Research, Mae Fah Luang University, Chiang Rai, 57100, Thailand</mods:affiliation>
<mods:nameIdentifier id="F30751D2A0AE0E529EB46749F8815CF8" type="email">chanokned.swn@gmail.com</mods:nameIdentifier>
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<mods:namePart id="9D0C02E20CFBF1E207DEC87BCA67F0E2">Cheewangkoon, Ratchadawan</mods:namePart>
<mods:nameIdentifier id="62CF23AE29A766B2545B07ABF772DFEF" type="ORCID">0000-0001-8576-3696</mods:nameIdentifier>
<mods:affiliation id="0FEA39C0047E7ACF8DC69B76EE49B7E8">Department of Entomology and Plant Pathology, Faculty of Agriculture, Chiang Mai University, Chiang Mai 50200, Thailand &amp; Innovative Agriculture Research Center, Faculty of Agriculture, Chiang Mai University, 50200, Thailand. &amp; Center of Excellence in Microbial Diversity and Sustainable Utilization, Chiang Mai University, Chiang Mai, Thailand, 50200.</mods:affiliation>
<mods:nameIdentifier id="E81264729A2CC823DE15CE36E397B3E3" type="email">ratcha.222@gmail.com</mods:nameIdentifier>
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<mods:title id="B8B2DDC23CFC3DD944B0DBE0D4A81511">Phytotaxa</mods:title>
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<mods:date id="D14D4EB05B8B2B6E8E08A6B6A549AA8C">2020</mods:date>
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<mods:number id="9EB8B3DD9B519DCA1E61C2E36F0A0D7C">449</mods:number>
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<treatment id="0392081EBB3FFFDB6EE0C5E7E063BA62" ID-DOI="http://doi.org/10.5281/zenodo.13877460" ID-Zenodo-Dep="13877460" LSID="urn:lsid:plazi:treatment:0392081EBB3FFFDB6EE0C5E7E063BA62" httpUri="http://treatment.plazi.org/id/0392081EBB3FFFDB6EE0C5E7E063BA62" lastPageNumber="154" pageId="5" pageNumber="154">
<subSubSection id="C321EA83BB3FFFDB6EE0C5E7E7DBB175" pageId="5" pageNumber="154" type="nomenclature">
<paragraph id="8B84B908BB3FFFDB6EE0C5E7E754B0AE" blockId="5.[136,821,724,751]" box="[136,821,724,751]" pageId="5" pageNumber="154">
<heading id="D0CC0E64BB3FFFDB6EE0C5E7E754B0AE" box="[136,821,724,751]" fontSize="11" level="2" pageId="5" pageNumber="154" reason="3">
<taxonomicName id="4C3BC28BBB3FFFDB6EE0C5E7E6B3B0AE" authority="Wanas., Senwanna &amp; Mortimer" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[136,722,724,751]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei" status="sp. nov.">
<emphasis id="B94F651ABB3FFFDB6EE0C5E7E508B0AF" bold="true" box="[136,361,724,751]" italics="true" pageId="5" pageNumber="154">Phaeoseptum hydei</emphasis>
Wanas., Senwanna &amp; Mortimer
</taxonomicName>
,
<emphasis id="B94F651ABB3FFFDB6CB5C5E7E754B0AE" bold="true" box="[733,821,724,750]" pageId="5" pageNumber="154">
<taxonomicNameLabel id="A27CD861BB3FFFDB6CB5C5E7E754B0AE" box="[733,821,724,750]" pageId="5" pageNumber="154" rank="species">
<emphasis id="B94F651ABB3FFFDB6CB5C5E7E74FB0AE" bold="true" box="[733,814,724,750]" italics="true" pageId="5" pageNumber="154">sp. nov</emphasis>
.
</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8B84B908BB3FFFDB6EE0C413E7DBB175" blockId="5.[136,1451,799,894]" box="[136,954,799,822]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6EE0C413E51DB175" box="[136,380,800,821]" italics="true" pageId="5" pageNumber="154">Index Fungorum Number</emphasis>
: IF557397,
<emphasis id="B94F651ABB3FFFDB6F9AC413E6A3B175" box="[498,706,800,821]" italics="true" pageId="5" pageNumber="154">Facesoffungi Number</emphasis>
: FoF 07860;
<emphasis id="B94F651ABB3FFFDB6D2DC42CE7DBB175" bold="true" box="[837,954,799,821]" pageId="5" pageNumber="154">
<figureCitation id="1300A58DBB3FFFDB6D2DC42CE7D4B175" box="[837,949,799,821]" captionStart="FIGURE 2" captionStartId="7.[136,229,1336,1358]" captionTargetBox="[180,1407,189,1307]" captionTargetId="figure-18@7.[177,1411,187,1309]" captionTargetPageId="7" captionText="FIGURE 2. Phaeoseptum hydei (MFLU 17-0660, holotype). a, b. Appearance of ascomata on host substrate. c. Section of ascoma. d. Peridium. e. Pseudoparaphyses. fj. Asci. kn. Ascospores. o. Colony on PDA. Scale bars: b = 500 µm, c = 100 µm, d, e, kn = 10 µm, fj = 20 µm." figureDoi="http://doi.org/10.5281/zenodo.13877477" httpUri="https://zenodo.org/record/13877477/files/figure.png" pageId="5" pageNumber="154">FIGURE 2</figureCitation>
.
</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C321EA83BB3FFFDB6EE0C477E063BA62" pageId="5" pageNumber="154" type="etymology">
<paragraph id="8B84B908BB3FFFDB6EE0C477E657B13D" blockId="5.[136,1451,799,894]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6EE0C477E48EB119" box="[136,239,836,857]" italics="true" pageId="5" pageNumber="154">Etymology</emphasis>
: Named in honour of British mycologist Kevin David Hyde, who celebrates his sixty-fifth birthday and for his innumerable contributions to ascomycete taxonomy.
</paragraph>
<paragraph id="8B84B908BB3FFFDB6EE0C49FE786B736" blockId="5.[136,1452,940,2083]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6EE0C49FE48DB186" box="[136,236,940,966]" italics="true" pageId="5" pageNumber="154">Saprobic</emphasis>
on dead twigs in terrestrial habitats.
<emphasis id="B94F651ABB3FFFDB6CC6C49FE73AB186" bold="true" box="[686,859,940,966]" pageId="5" pageNumber="154">Sexual morph</emphasis>
:
<emphasis id="B94F651ABB3FFFDB6D06C49FE7BDB186" box="[878,988,940,966]" italics="true" pageId="5" pageNumber="154">Ascomata</emphasis>
350500 μm high, 300380 μm diam. (x̅ = 411.4 × 323.6 µm, n = 10), scattered to gregarious, fully immersed under a small blackened pseudoclypeus, appearing as black, elongated regions on host surface; ascomata depressed spherical, laterally flattened.
<emphasis id="B94F651ABB3FFFDB6B6DC4C7E1CAB64E" box="[1285,1451,1012,1038]" italics="true" pageId="5" pageNumber="154">Pseudoclypeus</emphasis>
composed of host cells with black deposits.
<emphasis id="B94F651ABB3FFFDB6CEAC32BE68BB672" box="[642,746,1048,1074]" italics="true" pageId="5" pageNumber="154">Peridium</emphasis>
820(40 at apex) µm wide, pseudoparenchymatous, of thinwalled cells, at apex comprising isodiametric angular cells that are more pigmented outwardly, at sides with flattened hyaline cells, at base of angular pigmented cells.
<emphasis id="B94F651ABB3FFFDB6CC2C353E726B63A" box="[682,839,1120,1146]" italics="true" pageId="5" pageNumber="154">Hamathecium</emphasis>
comprising 1.52.5 μm (n = 20), wide septate, cellular pseudoparaphyses, situated between and above the asci, embedded in a gelatinous matrix. Asci 110180 × 2030 μm (x̅ = 141.5 × 36.5 μm, n = 30), 8-spored, bitunicate, fissitunicate, cylindrical-clavate, with a distinct pedicel (3045 μm long; x̅ = 35.9 μm, n = 30), apically rounded with a minute ocular chamber.
<emphasis id="B94F651ABB3FFFDB6A42C3FFE0C8B6A6" box="[1066,1193,1228,1254]" italics="true" pageId="5" pageNumber="154">Ascospores</emphasis>
2025 × 67 μm (x̅ = 22.3 × 6.4 μm, n = 50), uniseriate at base and overlapping 34-seriate at apex, pale to dark brown, broadly fusoid with broadly rounded ends, slightly curved, 79-transversally septate, with a vertical septum in nearly all median cells, not constricted at the septa, the septa partly pale brown, having at maturity a thickened and heavily pigmented appearance, wall smooth, without sheath or appendages.
<emphasis id="B94F651ABB3FFFDB6C12C26FE750B736" bold="true" box="[634,817,1372,1398]" pageId="5" pageNumber="154">Asexual morph</emphasis>
: Undetermined.
</paragraph>
<paragraph id="8B84B908BB3FFFDB6ED5C2B3E624B7A2" blockId="5.[136,1452,940,2083]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6ED5C2B3E5DEB7DA" box="[189,447,1408,1434]" italics="true" pageId="5" pageNumber="154">Culture characteristics</emphasis>
: Colonies on PDA reaching
<quantity id="4CC314EDBB3FFFDB6D6BC2B3E75AB7DB" box="[771,827,1408,1435]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="5" pageNumber="154" unit="cm" value="4.0">4 cm</quantity>
diam. after 30 days at 25°C, circulate in shape, smooth margin, from above dark brown, dense, flattened, umbonate, fairly fluffy, reverse greenish grey. Hyphae septate branched, hyaline, thin, smooth-walled.
</paragraph>
<paragraph id="8B84B908BB3FFFDB6ED5C2DEE03EB446" blockId="5.[136,1452,940,2083]" box="[189,1119,1516,1543]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6ED5C2DEE5F6B446" box="[189,407,1516,1542]" italics="true" pageId="5" pageNumber="154">Known distribution</emphasis>
:
<collectingCountry id="F32CF998BB3FFFDB6FCDC2DFE66AB446" box="[421,523,1516,1542]" name="Thailand" pageId="5" pageNumber="154">Thailand</collectingCountry>
, on dead twigs of
<taxonomicName id="4C3BC28BBB3FFFDB6CBFC2DFE03EB446" authority="(Boj. ex Hook.) Raf." authorityName="Raf." baseAuthorityName="Hook." box="[727,1119,1516,1543]" class="Magnoliopsida" family="Fabaceae" genus="Delonix" kingdom="Plantae" order="Fabales" pageId="5" pageNumber="154" phylum="Tracheophyta" rank="species" species="regia">
<emphasis id="B94F651ABB3FFFDB6CBFC2DFE710B446" box="[727,881,1516,1542]" italics="true" pageId="5" pageNumber="154">Delonix regia</emphasis>
(Boj. ex Hook.) Raf.
</taxonomicName>
</paragraph>
<paragraph id="8B84B908BB3FFFDB6ED5C123E045B432" blockId="5.[136,1452,940,2083]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6ED5C123E5F9B46A" box="[189,408,1552,1578]" italics="true" pageId="5" pageNumber="154">Material examined</emphasis>
:
<collectingCountry id="F32CF998BB3FFFDB6FC6C123E675B46A" box="[430,532,1552,1578]" name="Thailand" pageId="5" pageNumber="154">Thailand</collectingCountry>
,
<collectingRegion id="49FF77EABB3FFFDB6C4EC123E6D4B46A" box="[550,693,1552,1578]" country="Thailand" name="Chiang Mai" pageId="5" pageNumber="154">Chiang Mai</collectingRegion>
, Mueang
<collectingRegion id="49FF77EABB3FFFDB6D59C123E043B46A" box="[817,1058,1552,1578]" country="Thailand" name="Chiang Mai" pageId="5" pageNumber="154">Chiang Mai District</collectingRegion>
, Suthep,
<collectingRegion id="49FF77EABB3FFFDB6AFEC123E143B46A" box="[1174,1314,1552,1578]" country="Thailand" name="Chiang Mai" pageId="5" pageNumber="154">Chiang Mai</collectingRegion>
University,
<geoCoordinate id="EE0FDFCFBB3FFFDB6EE0C107E577B40E" box="[136,278,1588,1614]" degrees="18.794368" direction="north" orientation="latitude" pageId="5" pageNumber="154" precision="1" value="18.794369">18.794368N</geoCoordinate>
,
<geoCoordinate id="EE0FDFCFBB3FFFDB6F4DC107E5D1B40F" box="[293,432,1588,1615]" degrees="98.959904" direction="east" orientation="longitude" pageId="5" pageNumber="154" precision="1" value="98.95991">98.959904E</geoCoordinate>
, on a dead twig of
<taxonomicName id="4C3BC28BBB3FFFDB6CF2C107E756B40E" box="[666,823,1588,1614]" class="Magnoliopsida" family="Fabaceae" genus="Delonix" kingdom="Plantae" order="Fabales" pageId="5" pageNumber="154" phylum="Tracheophyta" rank="species" species="regia">
<emphasis id="B94F651ABB3FFFDB6CF2C107E756B40E" box="[666,823,1588,1614]" italics="true" pageId="5" pageNumber="154">Delonix regia</emphasis>
</taxonomicName>
(
<taxonomicName id="4C3BC28BBB3FFFDB6D22C107E7D9B40E" box="[842,952,1588,1614]" class="Magnoliopsida" family="Fabaceae" kingdom="Plantae" order="Fabales" pageId="5" pageNumber="154" phylum="Tracheophyta" rank="family">Fabaceae</taxonomicName>
),
<date id="FF859FC8BB3FFFDB6DA6C107E0C1B40E" box="[974,1184,1588,1615]" pageId="5" pageNumber="154" value="2017-02-15">15 February 2017</date>
, Chanokned Senwanna DHA17-1 (MFLU 17-0660,
<emphasis id="B94F651ABB3FFFDB6FA0C16BE658B432" bold="true" box="[456,569,1624,1650]" pageId="5" pageNumber="154">
<typeStatus id="548007AABB3FFFDB6FA0C16BE651B432" box="[456,560,1624,1650]" pageId="5" pageNumber="154" type="holotype">holotype</typeStatus>
)
</emphasis>
, ex-type living culture, MFLUCC 17-0801.
</paragraph>
<paragraph id="8B84B908BB3FFFDB6ED5C14EE063BA62" blockId="5.[136,1452,940,2083]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6ED5C14EE49CB4D6" box="[189,253,1661,1686]" italics="true" pageId="5" pageNumber="154">Notes</emphasis>
:
<taxonomicName id="4C3BC28BBB3FFFDB6F63C14FE585B4D6" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[267,484,1660,1686]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6F63C14FE585B4D6" box="[267,484,1660,1686]" italics="true" pageId="5" pageNumber="154">Phaeoseptum hydei</emphasis>
</taxonomicName>
was found on a dead twig of
<taxonomicName id="4C3BC28BBB3FFFDB6D4EC14FE7DFB4D6" box="[806,958,1660,1686]" class="Magnoliopsida" family="Fabaceae" genus="Delonix" kingdom="Plantae" order="Fabales" pageId="5" pageNumber="154" phylum="Tracheophyta" rank="species" species="regia">
<emphasis id="B94F651ABB3FFFDB6D4EC14FE7DFB4D6" box="[806,958,1660,1686]" italics="true" pageId="5" pageNumber="154">Delonix regia</emphasis>
</taxonomicName>
from
<collectingRegion id="49FF77EABB3FFFDB6A68C14FE0E6B4D6" box="[1024,1159,1660,1686]" country="Thailand" name="Chiang Mai" pageId="5" pageNumber="154">Chiang Mai</collectingRegion>
,
<collectingCountry id="F32CF998BB3FFFDB6AF8C14FE096B4D6" box="[1168,1271,1660,1686]" name="Thailand" pageId="5" pageNumber="154">Thailand</collectingCountry>
. Its morphology comparable with the type species of the genus
<taxonomicName id="4C3BC28BBB3FFFDB6CEEC193E77CB4FA" authorityName="Ying Zhang, J.Fourn. &amp; K.D.Hyde" authorityYear="2013" box="[646,797,1696,1722]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="genus">
<emphasis id="B94F651ABB3FFFDB6CEEC193E77CB4FA" box="[646,797,1696,1722]" italics="true" pageId="5" pageNumber="154">Phaeoseptum</emphasis>
</taxonomicName>
,
<taxonomicName id="4C3BC28BBB3FFFDB6D41C192E7DCB4FA" box="[809,957,1697,1723]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="aquaticum">
<emphasis id="B94F651ABB3FFFDB6D41C192E75BB4FA" box="[809,826,1697,1722]" italics="true" pageId="5" pageNumber="154">P</emphasis>
.
<emphasis id="B94F651ABB3FFFDB6D2FC192E7DCB4FA" box="[839,957,1697,1722]" italics="true" pageId="5" pageNumber="154">aquaticum</emphasis>
</taxonomicName>
, and other species in
<taxonomicName id="4C3BC28BBB3FFFDB6AC0C193E15EB4FA" authorityName="Ying Zhang, J.Fourn. &amp; K.D.Hyde" authorityYear="2013" box="[1192,1343,1696,1722]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="genus">
<emphasis id="B94F651ABB3FFFDB6AC0C193E15EB4FA" box="[1192,1343,1696,1722]" italics="true" pageId="5" pageNumber="154">Phaeoseptum</emphasis>
</taxonomicName>
in having fully immersed ascomata under a small blackened pseudoclypeus, cylindrical-clavate asci with a distinct pedicel and broadly fusoid, brown ascospores with multi-transverse septa. The phylogenetic analyses of a combined sequence data-set (LSU, SSU, ITS and TEF) positions our novel species,
<taxonomicName id="4C3BC28BBB3FFFDB6D08C03FE05DB566" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[864,1084,1804,1830]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6D08C03FE05DB566" box="[864,1084,1804,1830]" italics="true" pageId="5" pageNumber="154">Phaeoseptum hydei</emphasis>
</taxonomicName>
(MFLUCC 17-0801) with other remaining taxa in
<taxonomicName id="4C3BC28BBB3FFFDB6F30C003E58EB50A" authorityName="Ying Zhang, J.Fourn. &amp; K.D.Hyde" authorityYear="2013" box="[344,495,1840,1866]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="genus">
<emphasis id="B94F651ABB3FFFDB6F30C003E58EB50A" box="[344,495,1840,1866]" italics="true" pageId="5" pageNumber="154">Phaeoseptum</emphasis>
</taxonomicName>
(Clade A) with strong statistical support (100 % ML, MP and 1.00 PP,
<figureCitation id="1300A58DBB3FFFDB6B4CC003E107B50A" box="[1316,1382,1840,1866]" captionStart="FIGURE 1" captionStartId="4.[136,229,1953,1975]" captionTargetBox="[156,1428,315,1919]" captionTargetId="figure-84@4.[151,1436,311,1928]" captionTargetPageId="4" captionText="FIGURE 1. RAxML tree based on analysis of a combined dataset of LSU, SSU, ITS and TEF partial sequences. Bootstrap support values for ML and MP higher than 60 % and Bayesian posterior probabilities (BYPP) for BI greater than 0.95 are defined above the internal branches respectively. The ex-type strains are in bold; the new isolate is in blue. The tree is rooted to Hysterobrevium angustatum (MFLUCC 16-0623) and Gloniopsis praelonga (CBS 112415) in the Hysteriales." figureDoi="http://doi.org/10.5281/zenodo.13877475" httpUri="https://zenodo.org/record/13877475/files/figure.png" pageId="5" pageNumber="154">Fig. 1</figureCitation>
). The phylogeny shows
<taxonomicName id="4C3BC28BBB3FFFDB6F3DC067E653B52E" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[341,562,1876,1902]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6F3DC067E653B52E" box="[341,562,1876,1902]" italics="true" pageId="5" pageNumber="154">Phaeoseptum hydei</emphasis>
</taxonomicName>
is basal to
<taxonomicName id="4C3BC28BBB3FFFDB6CDEC067E7C7B52E" box="[694,934,1876,1902]" pageId="5" pageNumber="154">
<emphasis id="B94F651ABB3FFFDB6CDEC067E72CB52E" box="[694,845,1876,1902]" italics="true" pageId="5" pageNumber="154">Phaeoseptum</emphasis>
species
</taxonomicName>
with close affinity to
<taxonomicName id="4C3BC28BBB3FFFDB6ACCC066E147B52E" box="[1188,1318,1876,1903]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="terricola">
<emphasis id="B94F651ABB3FFFDB6ACCC066E0D4B52E" box="[1188,1205,1877,1902]" italics="true" pageId="5" pageNumber="154">P</emphasis>
.
<emphasis id="B94F651ABB3FFFDB6AACC067E147B52E" box="[1220,1318,1876,1902]" italics="true" pageId="5" pageNumber="154">terricola</emphasis>
</taxonomicName>
(MFLUCC 10-0102). Morphologically,
<taxonomicName id="4C3BC28BBB3FFFDB6FAEC04BE6A7B5D2" box="[454,710,1912,1938]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="terricola">
<emphasis id="B94F651ABB3FFFDB6FAEC04BE6A7B5D2" box="[454,710,1912,1938]" italics="true" pageId="5" pageNumber="154">Phaeoseptum terricola</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4C3BC28BBB3FFFDB6D33C04AE7D6B5D2" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[859,951,1912,1939]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6D33C04AE70DB5D2" box="[859,876,1913,1938]" italics="true" pageId="5" pageNumber="154">P</emphasis>
.
<emphasis id="B94F651ABB3FFFDB6D12C04BE7D6B5D2" box="[890,951,1912,1938]" italics="true" pageId="5" pageNumber="154">hydei</emphasis>
</taxonomicName>
in having 8-spored and comparatively small asci (6490 × 1317.5 μm) whereas
<taxonomicName id="4C3BC28BBB3FFFDB6C4CC0AEE6E1B5F6" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[548,640,1948,1975]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6C4CC0AEE654B5F6" box="[548,565,1949,1974]" italics="true" pageId="5" pageNumber="154">P</emphasis>
.
<emphasis id="B94F651ABB3FFFDB6C2BC0AFE6E1B5F6" box="[579,640,1948,1974]" italics="true" pageId="5" pageNumber="154">hydei</emphasis>
</taxonomicName>
has 32-spored asci that are larger (110180 × 2030 μm).
<taxonomicName id="4C3BC28BBB3FFFDB6B7CC0AFE48BB59A" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="terricola">
<emphasis id="B94F651ABB3FFFDB6B7CC0AFE48BB59A" italics="true" pageId="5" pageNumber="154">Phaeoseptum terricola</emphasis>
</taxonomicName>
also has a relatively smaller (137214 high × 155224 diam.) ascomata compared with
<taxonomicName id="4C3BC28BBB3FFFDB6AB2C0F2E159B59A" authorityName="Wanas., Senwanna &amp; Mortimer" authorityYear="2020" box="[1242,1336,1984,2011]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="species" species="hydei">
<emphasis id="B94F651ABB3FFFDB6AB2C0F2E08AB59A" box="[1242,1259,1985,2010]" italics="true" pageId="5" pageNumber="154">P</emphasis>
.
<emphasis id="B94F651ABB3FFFDB6A93C0F3E159B59A" box="[1275,1336,1984,2010]" italics="true" pageId="5" pageNumber="154">hydei</emphasis>
</taxonomicName>
(350500 high × 300380 diam.). The 32-spored asci is a unique characteristic for all sampled fruiting bodies of the
<typeStatus id="548007AABB3FFFDB6B21C0D7E1CAB5BE" box="[1353,1451,2020,2046]" pageId="5" pageNumber="154" type="holotype">holotype</typeStatus>
and this feature has not seen any of the other species in
<taxonomicName id="4C3BC28BBB3FFFDB6C90CF3BE7EEBA62" authorityName="Ying Zhang, J.Fourn. &amp; K.D.Hyde" authorityYear="2013" box="[760,911,2056,2082]" class="Dothideomycetes" family="Halotthiaceae" genus="Phaeoseptum" kingdom="Fungi" order="Pleosporales" pageId="5" pageNumber="154" phylum="Ascomycota" rank="genus">
<emphasis id="B94F651ABB3FFFDB6C90CF3BE7EEBA62" box="[760,911,2056,2082]" italics="true" pageId="5" pageNumber="154">Phaeoseptum</emphasis>
</taxonomicName>
(
<tableCitation id="C6B98CB3BB3FFFDB6DF5CF3BE794BA62" box="[925,1013,2056,2082]" captionStart="TABLE 2" captionStartId="6.[136,224,663,689]" captionText="TABLE 2. Synopsis of Phaeoseptum species with morphological features discussed in this study." pageId="5" pageNumber="154">Table 2</tableCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>