236 lines
15 KiB
XML
236 lines
15 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.96.100621" ID-Pensoft-Pub="1314-4049-96-113" ID-Pensoft-UUID="68F0F35CC2745725BD9023AA653E5F3A" ModsDocID="1314-4049-96-113" checkinTime="1680107726835" checkinUser="pensoft" docAuthor="Song, Shuang, Li, Meng, Huang, Jun-En & Liu, Fang" docDate="2023" docId="BC4274EBBBAD55F383A5AE92404F4E6E" docLanguage="en" docName="MycoKeys 96: 113-126" docOrigin="MycoKeys 96" docPubDate="2023-03-29" docSource="http://dx.doi.org/10.3897/mycokeys.96.100621" docTitle="Scolecobasidium acanthi S. Song, L. Cai & F. Liu 2023, sp. nov." docType="treatment" docVersion="1" id="68F0F35CC2745725BD9023AA653E5F3A" lastPageNumber="113" masterDocId="68F0F35CC2745725BD9023AA653E5F3A" masterDocTitle="Two new species of Scolecobasidium (Venturiales, Sympoventuriaceae) associated with true mangrove plants and S. terrestre comb. nov." masterLastPageNumber="126" masterPageNumber="113" pageNumber="113" updateTime="1680107726835" updateUser="pensoft">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Two new species of Scolecobasidium (Venturiales, Sympoventuriaceae) associated with true mangrove plants and S. terrestre comb. nov.</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Song, Shuang</mods:namePart>
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<mods:affiliation>State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China & University of Chinese Academy of Sciences, Beijing, 100049, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Li, Meng</mods:namePart>
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<mods:affiliation>State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Huang, Jun-En</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0003-3627-3193</mods:nameIdentifier>
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<mods:affiliation>State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China & University of Chinese Academy of Sciences, Beijing, 100049, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Liu, Fang</mods:namePart>
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<mods:affiliation>State Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China & University of Chinese Academy of Sciences, Beijing, 100049, China</mods:affiliation>
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<mods:nameIdentifier type="email">liufang@im.ac.cn</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>MycoKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2023</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2023-03-29</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>96</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>113</mods:start>
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<mods:end>126</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/mycokeys.96.100621</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/mycokeys.96.100621</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-96-113</mods:identifier>
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<mods:identifier type="Pensoft-UUID">68F0F35CC2745725BD9023AA653E5F3A</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:plazi:treatment:BC4274EBBBAD55F383A5AE92404F4E6E" httpUri="http://treatment.plazi.org/id/BC4274EBBBAD55F383A5AE92404F4E6E" lastPageNumber="113" pageId="0" pageNumber="113">
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<subSubSection pageId="0" pageNumber="113" type="nomenclature">
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<paragraph pageId="0" pageNumber="113">
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<taxonomicName LSID="BC4274EB-BBAD-55F3-83A5-AE92404F4E6E" authority="S. Song, L. Cai & F. Liu" authorityName="S. Song, L. Cai & F. Liu" authorityYear="2023" class="Leotiomycetes" family="Sympoventuriaceae" genus="Scolecobasidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Scolecobasidium acanthi" order="Venturiales" pageId="0" pageNumber="113" phylum="Ascomycota" rank="species" species="acanthi" status="sp. nov.">Scolecobasidium acanthi S. Song, L. Cai & F. Liu</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="113">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="description">
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<paragraph pageId="0" pageNumber="113">
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Scolecobasidium acanthi (ex-type CGMCC 3.24352) A the habitat of Acanthus ebracteatus B leaf spot on Acanthus ebracteatus C, D forward and reverse colony on OA after 14 days E, F forward and reverse colony on MEA after 14 days G-J conidiophores, conidiogenous cells and conidia K-P conidia. Scale bars: 10 μm (G-P)." figureDoi="10.3897/mycokeys.96.100621.figure2" httpUri="https://binary.pensoft.net/fig/831223" pageId="0" pageNumber="113">Fig. 2</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="etymology">
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<paragraph pageId="0" pageNumber="113">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="113">
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Named after the host plant
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<taxonomicName class="Magnoliopsida" family="Acanthaceae" genus="Acanthus" kingdom="Plantae" lsidName="Acanthus" order="Lamiales" pageId="0" pageNumber="113" phylum="Tracheophyta" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="113">Acanthus</emphasis>
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</taxonomicName>
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from which this fungus was isolated.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="materials_examined">
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<paragraph pageId="0" pageNumber="113">
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<typeStatus>Type</typeStatus>
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.
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</paragraph>
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<paragraph pageId="0" pageNumber="113">
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<materialsCitation collectingDate="2019-11" collectorName="M. Li, Z. F. Zhang, J. E. Huang" country="China" location="Qi'ao-Dangan Island Provincial Nature Reserve" specimenCount="1" stateProvince="Guangdong Province" typeStatus="Holotype">
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<collectingCountry name="China">China</collectingCountry>
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.
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<collectingRegion country="China" name="Guangdong">Guangdong Province</collectingRegion>
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:
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<location LSID="urn:lsid:plazi:treatment:BC4274EBBBAD55F383A5AE92404F4E6E:5A0466F6EC35A4E321F1A1D24899513F" country="China" name="Qi'ao-Dangan Island Provincial Nature Reserve" stateProvince="Guangdong Province">
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<normalizedToken originalValue="Qi’ao-Dangan">Qi'ao-Dangan</normalizedToken>
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Island Provincial Nature Reserve
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</location>
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, from leaf of
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<taxonomicName class="Magnoliopsida" family="Acanthaceae" genus="Acanthus" kingdom="Plantae" lsidName="Acanthus ebracteatus" order="Lamiales" pageId="0" pageNumber="113" phylum="Tracheophyta" rank="species" species="ebracteatus">
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<emphasis italics="true" pageId="0" pageNumber="113">Acanthus ebracteatus</emphasis>
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</taxonomicName>
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,
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<collectingDate value="2019-11">Nov 2019</collectingDate>
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,
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<collectorName>M. Li</collectorName>
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,
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<collectorName>Z.F. Zhang</collectorName>
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and
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<collectorName>J.E. Huang</collectorName>
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(
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<typeStatus>Holotype</typeStatus>
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HMAS 352373, culture ex-type CGMCC 3.24352 = LC19368)
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="description">
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<paragraph pageId="0" pageNumber="113">Description.</paragraph>
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<paragraph pageId="0" pageNumber="113">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="113">Sexual morph</emphasis>
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: unknown.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="113">Asexual morph</emphasis>
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: Mycelium consisting of branched, septate, hyaline to pale brown, smooth, and thick-walled hyphae.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="113">Conidiophores</emphasis>
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solitary, erect, brown, smooth, arising from superficial hyphae, subcylindrical, straight to geniculous, brown, thick-walled, 0(-2)-septate, 14.5-20.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, often reduced to conidiogenous cells, bearing a few conidia near the apex.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="113">Conidiogenous cells</emphasis>
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brown, smooth, 4.5-9.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, terminal and lateral on conidiophores, containing several apical, cylindrical denticles.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="113">Conidia</emphasis>
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1-septate, smooth-walled, subhyaline to pale brown, cylindrical, rarely pyriform, constricted at the septum, 5.5-8.5
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(av.
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<normalizedToken originalValue="±">+/-</normalizedToken>
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SD = 6.9
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<normalizedToken originalValue="±">+/-</normalizedToken>
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0.7
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<normalizedToken originalValue="×">x</normalizedToken>
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3.05
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<normalizedToken originalValue="±">+/-</normalizedToken>
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0.2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, n = 42).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="description">
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<paragraph pageId="0" pageNumber="113">Culture characteristics.</paragraph>
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<paragraph pageId="0" pageNumber="113">Colonies reaching up to 16-20 mm diam after 14 days at 25 °C, producing dense aerial mycelium on MEA and OA. On MEA, surface wheat to greyish brown, reverse saddlebrown, felty, dry, margins smooth. On OA, surface burlywood to peru, reverse brown black, margins smooth.</paragraph>
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<caption doi="10.3897/mycokeys.96.100621.figure2" httpUri="https://binary.pensoft.net/fig/831223" pageId="0" pageNumber="113" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="113">
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<emphasis bold="true" pageId="0" pageNumber="113">Figure 2.</emphasis>
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<taxonomicName authorityName="S. Song, L. Cai & F. Liu" authorityYear="2023" class="Leotiomycetes" family="Sympoventuriaceae" genus="Scolecobasidium" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Scolecobasidium acanthi" order="Venturiales" pageId="0" pageNumber="113" phylum="Ascomycota" rank="species" species="acanthi">
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<emphasis italics="true" pageId="0" pageNumber="113">Scolecobasidium acanthi</emphasis>
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</taxonomicName>
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(ex-type CGMCC 3.24352)
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<emphasis bold="true" pageId="0" pageNumber="113">A</emphasis>
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the habitat of
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<taxonomicName class="Magnoliopsida" family="Acanthaceae" genus="Acanthus" kingdom="Plantae" lsidName="Acanthus ebracteatus" order="Lamiales" pageId="0" pageNumber="113" phylum="Tracheophyta" rank="species" species="ebracteatus">
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<emphasis italics="true" pageId="0" pageNumber="113">Acanthus ebracteatus</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="0" pageNumber="113">B</emphasis>
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leaf spot on
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<taxonomicName class="Magnoliopsida" family="Acanthaceae" genus="Acanthus" kingdom="Plantae" lsidName="Acanthus ebracteatus" order="Lamiales" pageId="0" pageNumber="113" phylum="Tracheophyta" rank="species" species="ebracteatus">
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<emphasis italics="true" pageId="0" pageNumber="113">Acanthus ebracteatus</emphasis>
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</taxonomicName>
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<emphasis bold="true" pageId="0" pageNumber="113">C, D</emphasis>
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forward and reverse colony on OA after 14 days
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<emphasis bold="true" pageId="0" pageNumber="113">E, F</emphasis>
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forward and reverse colony on MEA after 14 days
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<emphasis bold="true" pageId="0" pageNumber="113">G-J</emphasis>
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conidiophores, conidiogenous cells and conidia
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<emphasis bold="true" pageId="0" pageNumber="113">K-P</emphasis>
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conidia. Scale bars: 10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(
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<emphasis bold="true" pageId="0" pageNumber="113">G-P</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="113" type="notes">
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<paragraph pageId="0" pageNumber="113">Notes.</paragraph>
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<paragraph pageId="0" pageNumber="113">
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Although represented by single strain,
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<taxonomicName lsidName="S. acanthi" pageId="0" pageNumber="113" rank="species" species="acanthi">
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<emphasis italics="true" pageId="0" pageNumber="113">S. acanthi</emphasis>
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</taxonomicName>
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sp. nov. formed a distinct clade (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Phylogenetic tree of Scolecobasidium calculated with a maximum likelihood analysis of the combined ITS, LSU, tef 1 - α, and tub 2 sequences alignment. The tree was rooted with Verruconis calidifluminalis (CBS 125818). Bootstrap values (ML> 50 %) and Bayesian posterior probabilities (PP> 0.90) are shown at the nodes in the order of ML / PP. T indicates ex-type strains. The novel taxa and new combination are showed in bold. The scale bar represents the expected changes per site." figureDoi="10.3897/mycokeys.96.100621.figure1" httpUri="https://binary.pensoft.net/fig/831222" pageId="0" pageNumber="113">1</figureCitation>
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) that was phylogenetically related to
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<taxonomicName lsidName="S. aegiceratis" pageId="0" pageNumber="113" rank="species" species="aegiceratis">
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<emphasis italics="true" pageId="0" pageNumber="113">S. aegiceratis</emphasis>
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</taxonomicName>
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sp. nov. The two species differ from each other in 820/825 bp (99.39%) in LSU, 474/514 bp (92.22%) in ITS, 525/538 bp (97.58%) in
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<emphasis italics="true" pageId="0" pageNumber="113">tef1</emphasis>
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-α, and 433/464 bp (93.32%) in
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<emphasis italics="true" pageId="0" pageNumber="113">tub2</emphasis>
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. Morphologically,
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<taxonomicName lsidName="S. acanthi" pageId="0" pageNumber="113" rank="species" species="acanthi">
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<emphasis italics="true" pageId="0" pageNumber="113">S. acanthi</emphasis>
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</taxonomicName>
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sp. nov. differs from
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<taxonomicName lsidName="S. aegiceratis" pageId="0" pageNumber="113" rank="species" species="aegiceratis">
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<emphasis italics="true" pageId="0" pageNumber="113">S. aegiceratis</emphasis>
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</taxonomicName>
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sp. nov. in the septa number of conidiophores (0-2 vs. 0-1) and the size of conidiogenous cells (4.5-9.5
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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vs. 7.5-24
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<normalizedToken originalValue="×">x</normalizedToken>
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1.5-2.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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) and conidia (5.5-8.5
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-4
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<normalizedToken originalValue="µm">µm</normalizedToken>
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vs. 8-15(-26.5)
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5-3.5(-6.5)
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<normalizedToken originalValue="µm">µm</normalizedToken>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |