202 lines
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202 lines
12 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.63.49264" ID-GBIF-Dataset="497b7f80-b0be-4d59-9c5e-31c35c867739" ID-PMC="PMC7033261" ID-Pensoft-Pub="1314-4049-63-49" ID-Pensoft-UUID="32DA48ADBAB15AB4A4FEEA569E813C71" ID-PubMed="32099520" ModsDocID="1314-4049-63-49" checkinTime="1581612139721" checkinUser="pensoft" docAuthor="Zhang, Qian, Yang, Zai-Fu, Cheng, Wei, Wijayawardene, Nalin N., Hyde 4, Kevin D., Chen, Zhuo & Wang, Yong" docDate="2020" docId="A4D3898118A55CDC8EFD78FDF5F429CF" docLanguage="en" docName="MycoKeys 63: 49-67" docOrigin="MycoKeys 63" docSource="http://dx.doi.org/10.3897/mycokeys.63.49264" docTitle="Curvularia nanningensis Qian Zhang, K. D. Hyde & Yong Wang bis 2020, sp. nov." docType="treatment" docVersion="4" id="32DA48ADBAB15AB4A4FEEA569E813C71" lastPageNumber="49" masterDocId="32DA48ADBAB15AB4A4FEEA569E813C71" masterDocTitle="Diseases of Cymbopogon citratus (Poaceae) in China: Curvularia nanningensis sp. nov." masterLastPageNumber="67" masterPageNumber="49" pageNumber="49" updateTime="1668136398198" updateUser="ExternalLinkService">
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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>Diseases of Cymbopogon citratus (Poaceae) in China: Curvularia nanningensis sp. 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>Zhang, Qian</mods:namePart>
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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>Yang, Zai-Fu</mods:namePart>
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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>Cheng, Wei</mods:namePart>
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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>Wijayawardene, Nalin N.</mods:namePart>
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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>Hyde 4, Kevin D.</mods:namePart>
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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>Chen, Zhuo</mods:namePart>
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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>Wang, Yong</mods:namePart>
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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>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>63</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>49</mods:start>
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<mods:end>67</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.63.49264</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.63.49264</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1314-4049-63-49</mods:identifier>
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<mods:identifier type="Pensoft-UUID">32DA48ADBAB15AB4A4FEEA569E813C71</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="162136137" LSID="urn:lsid:plazi:treatment:A4D3898118A55CDC8EFD78FDF5F429CF" httpUri="http://treatment.plazi.org/id/A4D3898118A55CDC8EFD78FDF5F429CF" lastPageNumber="49" pageId="0" pageNumber="49">
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<subSubSection pageId="0" pageNumber="49" type="nomenclature">
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<paragraph pageId="0" pageNumber="49">
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<taxonomicName LSID="A4D38981-18A5-5CDC-8EFD-78FDF5F429CF" authority="Qian Zhang, K. D. Hyde & Yong Wang bis" authorityName="Qian Zhang, K. D. Hyde & Yong Wang bis" authorityYear="2020" class="Dothideomycetes" family="Poaceae" genus="Curvularia" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Curvularia nanningensis" order="Poales" pageId="0" pageNumber="49" phylum="Ascomycota" rank="species" species="nanningensis" status="sp. nov.">Curvularia nanningensis Qian Zhang, K.D. Hyde & Yong Wang bis</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="49">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Curvularia nanningensis (GUCC 11005, holotype) A, B diseased symptom C colony on PDA from above D colony on PDA from below E - G conidia and conidiophores H - I conidia. Scale bars: 50 μm (E), 20 μm (F), 10 μm (G - I)." figureDoi="10.3897/mycokeys.63.49264.figure3" httpUri="https://binary.pensoft.net/fig/380724" pageId="0" pageNumber="49">Figure 3A-I</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="diagnosis">
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<paragraph pageId="0" pageNumber="49">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="49">Characterised by the size of conidia.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="materials_examined">
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<paragraph pageId="0" pageNumber="49">Type.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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China, Guangxi Province, Nanning City, Guangxi Medicinal Botanical Garden,
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<geoCoordinate degrees="22" direction="north" minutes="51" orientation="latitude" precision="925" value="22.85">22°51'N</geoCoordinate>
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,
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<geoCoordinate degrees="108" direction="east" minutes="19" orientation="longitude" precision="925" value="108.316666">108°19'E</geoCoordinate>
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, on blighted leaves of
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cymbopogon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cymbopogon citratus" order="Poales" pageId="0" pageNumber="49" phylum="Tracheophyta" rank="species" species="citratus">
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<emphasis italics="true" pageId="0" pageNumber="49">Cymbopogon citratus</emphasis>
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</taxonomicName>
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, 30 September 2017, Q. Zhang, ZQ0091 (HGUP 11005, holotype, MFLU19-1227, isotype), GUCC 11005 and MFLUCC 19-0092, ex-type.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="description">
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<paragraph pageId="0" pageNumber="49">Description.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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Pathogenic on
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<taxonomicName class="Liliopsida" family="Poaceae" genus="Cymbopogon" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cymbopogon citratus" order="Poales" pageId="0" pageNumber="49" phylum="Tracheophyta" rank="species" species="citratus">
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<emphasis italics="true" pageId="0" pageNumber="49">Cymbopogon citratus</emphasis>
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</taxonomicName>
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. Fungus initially producing white to grey lesions with dark borders on all parts of the shoot, later enlarging and coalescing over entire leaf.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis italics="true" pageId="0" pageNumber="49">Colonies</emphasis>
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on PDA irregularly circular, with mycelial growth rate = 1.0 cm/day, vegetative hyphae septate, branched, subhyaline to brown, smooth to verruculose, 2-3
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, anastomosing.
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<emphasis italics="true" pageId="0" pageNumber="49">Aerial mycelium</emphasis>
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dense, felted, initially pale grey, becoming darkened and greyish-green at maturity, producing black extracellular pigments. On MEA, the colony morphology similar to PDA, with growth rate = 1.35 cm/day.
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<emphasis bold="true" pageId="0" pageNumber="49">Sexual morph</emphasis>
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: Undetermined.
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<emphasis bold="true" pageId="0" pageNumber="49">Asexual morph</emphasis>
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: Hyphomycetous.
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<emphasis italics="true" pageId="0" pageNumber="49">Conidiophores</emphasis>
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macronematous, arising singly, simple or branched, flexuous, 8-10 septate, geniculate, pale brown to dark brown, paler towards apex, 120-200
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<normalizedToken originalValue="×">x</normalizedToken>
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2-3
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(av. = 170
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<normalizedToken originalValue="×">x</normalizedToken>
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2.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, n = 30).
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<emphasis italics="true" pageId="0" pageNumber="49">Conidiogenous cells</emphasis>
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polytretic, sympodial, terminal, sometimes intercalary, cicatrised, with thickened and darkened conidiogenous loci up to 1.0-1.2
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<normalizedToken originalValue="µm">µm</normalizedToken>
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diam., smooth.
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<emphasis italics="true" pageId="0" pageNumber="49">Mature conidia</emphasis>
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3 to rarely 4 septa, acropleurogenous, obovoid, usually straight to curved at the slightly wider, smooth-walled, larger third cell from the base, 24.5-36.0
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<normalizedToken originalValue="×">x</normalizedToken>
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14.0-20.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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(av. = 29.5
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<normalizedToken originalValue="×">x</normalizedToken>
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17.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, n = 50), sub-hyaline to pale brown end cells, pale brown to dark brown at intermediate cells, with conspicuous or sometimes slightly protuberant hilum. Germination of conidia bipolar.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="distribution">
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<paragraph pageId="0" pageNumber="49">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="49">China, Guangxi Province, Nanning City.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="materials_examined">
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<paragraph pageId="0" pageNumber="49">Other material examined.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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China, Guangxi Province, Nanning city, Guangxi Medicinal Botanical Garden, on blight leaves of
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<taxonomicName lsidName="C. citratus" pageId="0" pageNumber="49" rank="species" species="citratus">
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<emphasis italics="true" pageId="0" pageNumber="49">C. citratus</emphasis>
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</taxonomicName>
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, 30 September 2017, Q. Zhang, ZQ0087 (HGUP 11000); ZQ0088 (HGUP 11001); ZQ0089 (HGUP 11002); ZQ0090, (HGUP 11003).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="etymology">
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<paragraph pageId="0" pageNumber="49">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="49">With reference to the location, Nanning City where the fungus was isolated.</paragraph>
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<caption doi="10.3897/mycokeys.63.49264.figure3" httpUri="https://binary.pensoft.net/fig/380724" pageId="0" pageNumber="49" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" pageId="0" pageNumber="49">Figure 3.</emphasis>
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<taxonomicName authorityName="Qian Zhang, K. D. Hyde & Yong Wang bis" authorityYear="2020" class="Dothideomycetes" family="Pleosporaceae" genus="Curvularia" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Curvularia nanningensis" order="Pleosporales" pageId="0" pageNumber="49" phylum="Ascomycota" rank="species" species="nanningensis">
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<emphasis italics="true" pageId="0" pageNumber="49">Curvularia nanningensis</emphasis>
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</taxonomicName>
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(GUCC11005, holotype)
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<emphasis bold="true" pageId="0" pageNumber="49">A</emphasis>
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,
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<emphasis bold="true" pageId="0" pageNumber="49">B</emphasis>
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diseased symptom
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<emphasis bold="true" pageId="0" pageNumber="49">C</emphasis>
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colony on PDA from above
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<emphasis bold="true" pageId="0" pageNumber="49">D</emphasis>
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colony on PDA from below
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<emphasis bold="true" pageId="0" pageNumber="49">E</emphasis>
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-
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<emphasis bold="true" pageId="0" pageNumber="49">G</emphasis>
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conidia and conidiophores
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<emphasis bold="true" pageId="0" pageNumber="49">H</emphasis>
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-
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<emphasis bold="true" pageId="0" pageNumber="49">I</emphasis>
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conidia. Scale bars: 50
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(
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<emphasis bold="true" pageId="0" pageNumber="49">E</emphasis>
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), 20
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(
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<emphasis bold="true" pageId="0" pageNumber="49">F</emphasis>
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), 10
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<normalizedToken originalValue="μm">μm</normalizedToken>
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(
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<emphasis bold="true" pageId="0" pageNumber="49">G</emphasis>
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-
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<emphasis bold="true" pageId="0" pageNumber="49">I</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document>
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