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<document ID-DOI="http://dx.doi.org/10.3897/mycokeys.84.71701" ID-GBIF-Dataset="230e5bf5-63a7-40b8-97d5-6b5c2f835d8a" ID-PMC="PMC8545784" ID-Pensoft-Pub="1314-4049-84-15" ID-Pensoft-UUID="D929207D8DC95D33AF0CBBBAE2BE14C1" ID-PubMed="34720645" ModsDocID="1314-4049-84-15" checkinTime="1634632126309" checkinUser="pensoft" docAuthor="Yang, Qin, Tang, Jie &amp; Zhou, Guo Y." docDate="2021" docId="00826C3114C658BCA1642953E03882C1" docLanguage="en" docName="MycoKeys 84: 15-33" docOrigin="MycoKeys 84" docPubDate="2021-10-18" docSource="http://dx.doi.org/10.3897/mycokeys.84.71701" docTitle="Diaporthe hunanensis Q. Yang 2021, sp. nov." docType="treatment" docVersion="4" id="D929207D8DC95D33AF0CBBBAE2BE14C1" lastPageNumber="15" masterDocId="D929207D8DC95D33AF0CBBBAE2BE14C1" masterDocTitle="Characterization of Diaporthe species on Camellia oleifera in Hunan Province, with descriptions of two new species" masterLastPageNumber="33" masterPageNumber="15" pageNumber="15" updateTime="1668137276081" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Characterization of Diaporthe species on Camellia oleifera in Hunan Province, with descriptions of two new species</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yang, Qin</mods:namePart>
<mods:affiliation>Forestry Biotechnology Hunan Key Laboratories, Central South University of Forestry and Technology, Changsha 410004, China &amp; The Key Laboratory for Non-Wood Forest Cultivation and Conservation of the Ministry of Education, Central South University of Forestry and Technology, Changsha 410004, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Tang, Jie</mods:namePart>
<mods:affiliation>Forestry Biotechnology Hunan Key Laboratories, Central South University of Forestry and Technology, Changsha 410004, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Zhou, Guo Y.</mods:namePart>
<mods:affiliation>Forestry Biotechnology Hunan Key Laboratories, Central South University of Forestry and Technology, Changsha 410004, China &amp; The Key Laboratory for Non-Wood Forest Cultivation and Conservation of the Ministry of Education, Central South University of Forestry and Technology, Changsha 410004, China</mods:affiliation>
<mods:nameIdentifier type="email">zgyingqq@163.com</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>MycoKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-10-18</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>84</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>15</mods:start>
<mods:end>33</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/mycokeys.84.71701</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/mycokeys.84.71701</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-4049-84-15</mods:identifier>
<mods:identifier type="Pensoft-UUID">D929207D8DC95D33AF0CBBBAE2BE14C1</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="189468396" LSID="urn:lsid:plazi:treatment:00826C3114C658BCA1642953E03882C1" httpUri="http://treatment.plazi.org/id/00826C3114C658BCA1642953E03882C1" lastPageNumber="15" pageId="0" pageNumber="15">
<subSubSection pageId="0" pageNumber="15" type="nomenclature">
<paragraph pageId="0" pageNumber="15">
<taxonomicName LSID="00826C31-14C6-58BC-A164-2953E03882C1" authority="Q. Yang" authorityName="Q. Yang" authorityYear="2021" class="Sordariomycetes" family="Diaporthaceae" genus="Diaporthe" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Diaporthe hunanensis" order="Diaporthales" pageId="0" pageNumber="15" phylum="Ascomycota" rank="species" species="hunanensis" status="sp. nov.">Diaporthe hunanensis Q. Yang</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="15">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="description">
<paragraph pageId="0" pageNumber="15">
<figureCitation captionStart="Figure 4" captionStartId="F5" captionText="Figure 4. Diaporthe hunanensis (HNZZ 023) A Culture on PDA B conidiomata C conidiogenous cells D alpha conidia. Scale bars: 500 μm (B); 10 μm (C-D)." figureDoi="10.3897/mycokeys.84.71701.figure4" httpUri="https://binary.pensoft.net/fig/600651" pageId="0" pageNumber="15">Figure 4</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="diagnosis">
<paragraph pageId="0" pageNumber="15">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="15">
Distinguished from its phylogenetically closely-related species,
<taxonomicName lsidName="D. chrysalidocarpi" pageId="0" pageNumber="15" rank="species" species="chrysalidocarpi">
<emphasis italics="true" pageId="0" pageNumber="15">D. chrysalidocarpi</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="D. drenthii" pageId="0" pageNumber="15" rank="species" species="drenthii">
<emphasis italics="true" pageId="0" pageNumber="15">D. drenthii</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="D. searlei" pageId="0" pageNumber="15" rank="species" species="searlei">
<emphasis italics="true" pageId="0" pageNumber="15">D. searlei</emphasis>
</taxonomicName>
and
<taxonomicName lsidName="D. spinosa" pageId="0" pageNumber="15" rank="species" species="spinosa">
<emphasis italics="true" pageId="0" pageNumber="15">D. spinosa</emphasis>
</taxonomicName>
based on DNA sequence data.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="etymology">
<paragraph pageId="0" pageNumber="15">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="15">In reference to the Hunan province, from where the fungus was first collected.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="description">
<paragraph pageId="0" pageNumber="15">Description.</paragraph>
<paragraph pageId="0" pageNumber="15">
Asexual morph:
<emphasis italics="true" pageId="0" pageNumber="15">pycnidia</emphasis>
on PDA 180-300
<normalizedToken originalValue="μm">μm</normalizedToken>
in diam., superficial, scattered, black, globose, solitary in most.
<emphasis italics="true" pageId="0" pageNumber="15">Conidiophores</emphasis>
reduced to conidiogenous cells.
<emphasis italics="true" pageId="0" pageNumber="15">Conidiogenous cells</emphasis>
(8-)9-15(-16.5)
<normalizedToken originalValue="×">x</normalizedToken>
1.7-2.1
<normalizedToken originalValue="μm">μm</normalizedToken>
(n = 30), aseptate, cylindrical, phiailidic, straight or slightly curved.
<emphasis italics="true" pageId="0" pageNumber="15">Alpha conidia</emphasis>
6.5-7.5(-8.5)
<normalizedToken originalValue="×">x</normalizedToken>
2.4-2.9
<normalizedToken originalValue="μm">μm</normalizedToken>
(n = 30), aseptate, hyaline, ellipsoidal, biguttulate, both ends obtuse.
<emphasis italics="true" pageId="0" pageNumber="15">Beta conidia</emphasis>
not observed.
</paragraph>
<caption doi="10.3897/mycokeys.84.71701.figure4" httpUri="https://binary.pensoft.net/fig/600651" pageId="0" pageNumber="15" start="Figure 4" startId="F5">
<paragraph pageId="0" pageNumber="15">
<emphasis bold="true" pageId="0" pageNumber="15">Figure 4.</emphasis>
<taxonomicName authorityName="Q. Yang" authorityYear="2021" class="Sordariomycetes" family="Diaporthaceae" genus="Diaporthe" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Diaporthe hunanensis" order="Diaporthales" pageId="0" pageNumber="15" phylum="Ascomycota" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">Diaporthe hunanensis</emphasis>
</taxonomicName>
(HNZZ023)
<emphasis bold="true" pageId="0" pageNumber="15">A</emphasis>
Culture on PDA
<emphasis bold="true" pageId="0" pageNumber="15">B</emphasis>
conidiomata
<emphasis bold="true" pageId="0" pageNumber="15">C</emphasis>
conidiogenous cells
<emphasis bold="true" pageId="0" pageNumber="15">D</emphasis>
alpha conidia. Scale bars: 500
<normalizedToken originalValue="μm">μm</normalizedToken>
(
<emphasis bold="true" pageId="0" pageNumber="15">B</emphasis>
); 10
<normalizedToken originalValue="μm">μm</normalizedToken>
(
<emphasis bold="true" pageId="0" pageNumber="15">C-D</emphasis>
).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="description">
<paragraph pageId="0" pageNumber="15">Culture characters.</paragraph>
<paragraph pageId="0" pageNumber="15">Culture incubated on PDA at 25 °C, originally flat with white fluffy aerial mycelium, becoming pale brown with age, with visible solitary conidiomata at maturity after 18 days.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="materials_examined">
<paragraph pageId="0" pageNumber="15">Specimens examined.</paragraph>
<paragraph pageId="0" pageNumber="15">
<materialsCitation collectingDate="2020-08-14" collectorName="Q. Yang" country="China" latitude="27.044722" location="Zhuzhou City" longLatPrecision="20" longitude="113.32139" specimenCount="1" stateProvince="Hunan Province" typeStatus="holotype">
<collectingCountry name="China">China</collectingCountry>
.
<collectingRegion country="China" name="Hunan">Hunan Province</collectingRegion>
:
<location LSID="urn:lsid:plazi:treatment:00826C3114C658BCA1642953E03882C1:4F5E1DB9EFBCE792B8E36DCBAE4F721B" country="China" latitude="27.044722" longLatPrecision="20" longitude="113.32139" name="Zhuzhou City" stateProvince="Hunan Province">Zhuzhou City</location>
, on leaves of
<taxonomicName class="Magnoliopsida" family="Theaceae" genus="Camellia" kingdom="Plantae" lsidName="Camellia oleifera" order="Ericales" pageId="0" pageNumber="15" phylum="Tracheophyta" rank="species" species="oleifera">
<emphasis italics="true" pageId="0" pageNumber="15">Camellia oleifera</emphasis>
</taxonomicName>
,
<geoCoordinate degrees="27" direction="north" minutes="2" orientation="latitude" precision="15" seconds="41" value="27.044722">27°2'41&quot;N</geoCoordinate>
,
<geoCoordinate degrees="113" direction="east" minutes="19" orientation="longitude" precision="15" seconds="17" value="113.32139">113°19'17&quot;E</geoCoordinate>
,
<collectingDate value="2020-08-14">14 Aug. 2020</collectingDate>
,
<emphasis italics="true" pageId="0" pageNumber="15">
<collectorName>Q. Yang</collectorName>
</emphasis>
(
<typeStatus>holotype</typeStatus>
CSUFT 023; ex-type living culture: HNZZ023; living cultures: HNZZ025 and HNZZ033)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="15" type="notes">
<paragraph pageId="0" pageNumber="15">Notes.</paragraph>
<paragraph pageId="0" pageNumber="15">
Three isolates representing
<taxonomicName lsidName="D. hunanensis" pageId="0" pageNumber="15" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">D. hunanensis</emphasis>
</taxonomicName>
cluster in a well-supported clade (ML/BI=100/1) and appear most closely related to
<taxonomicName lsidName="D. chrysalidocarpi" pageId="0" pageNumber="15" rank="species" species="chrysalidocarpi">
<emphasis italics="true" pageId="0" pageNumber="15">D. chrysalidocarpi</emphasis>
</taxonomicName>
on
<taxonomicName class="Liliopsida" family="Arecaceae" genus="Chrysalidocarpus" higherTaxonomySource="IPNI" kingdom="Plantae" lsidName="Chrysalidocarpus lutescens" order="Arecales" pageId="0" pageNumber="15" phylum="Magnoliophyta" rank="species" species="lutescens">
<emphasis italics="true" pageId="0" pageNumber="15">Chrysalidocarpus lutescens</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="D. drenthii" pageId="0" pageNumber="15" rank="species" species="drenthii">
<emphasis italics="true" pageId="0" pageNumber="15">D. drenthii</emphasis>
</taxonomicName>
and
<taxonomicName lsidName="D. searlei" pageId="0" pageNumber="15" rank="species" species="searlei">
<emphasis italics="true" pageId="0" pageNumber="15">D. searlei</emphasis>
</taxonomicName>
on
<taxonomicName class="Magnoliopsida" family="Proteaceae" genus="Macadamia" kingdom="Plantae" lsidName="Macadamia" order="Proteales" pageId="0" pageNumber="15" phylum="Tracheophyta" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="15">Macadamia</emphasis>
</taxonomicName>
sp., and
<taxonomicName lsidName="D. spinosa" pageId="0" pageNumber="15" rank="species" species="spinosa">
<emphasis italics="true" pageId="0" pageNumber="15">D. spinosa</emphasis>
</taxonomicName>
on
<taxonomicName lsidName="P. pyrifolia" pageId="0" pageNumber="15" rank="species" species="pyrifolia">
<emphasis italics="true" pageId="0" pageNumber="15">P. pyrifolia</emphasis>
</taxonomicName>
cv. Cuiguan.
<taxonomicName authorityName="Q. Yang" authorityYear="2021" class="Sordariomycetes" family="Diaporthaceae" genus="Diaporthe" higherTaxonomySource="CoL" kingdom="Fungi" lsidName="Diaporthe hunanensis" order="Diaporthales" pageId="0" pageNumber="15" phylum="Ascomycota" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">Diaporthe hunanensis</emphasis>
</taxonomicName>
can be distinguished from
<taxonomicName lsidName="D. chrysalidocarpi" pageId="0" pageNumber="15" rank="species" species="chrysalidocarpi">
<emphasis italics="true" pageId="0" pageNumber="15">D. chrysalidocarpi</emphasis>
</taxonomicName>
based on ITS,
<emphasis italics="true" pageId="0" pageNumber="15">cal</emphasis>
,
<emphasis italics="true" pageId="0" pageNumber="15">his3</emphasis>
and
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
loci (7/457 in ITS, 28/448 in
<emphasis italics="true" pageId="0" pageNumber="15">cal</emphasis>
, 8/455 in
<emphasis italics="true" pageId="0" pageNumber="15">his3</emphasis>
and 5/401 in
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
); from
<taxonomicName lsidName="D. drenthii" pageId="0" pageNumber="15" rank="species" species="drenthii">
<emphasis italics="true" pageId="0" pageNumber="15">D. drenthii</emphasis>
</taxonomicName>
based on ITS,
<emphasis italics="true" pageId="0" pageNumber="15">tef1</emphasis>
and
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
loci (9/457 in ITS, 13/328 in
<emphasis italics="true" pageId="0" pageNumber="15">tef1</emphasis>
and 23/401 in
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
); from
<taxonomicName lsidName="D. searlei" pageId="0" pageNumber="15" rank="species" species="searlei">
<emphasis italics="true" pageId="0" pageNumber="15">D. searlei</emphasis>
</taxonomicName>
based on ITS and
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
loci (10/457 in ITS and 12/401 in
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
); from
<taxonomicName lsidName="D. spinosa" pageId="0" pageNumber="15" rank="species" species="spinosa">
<emphasis italics="true" pageId="0" pageNumber="15">D. spinosa</emphasis>
</taxonomicName>
based on ITS,
<emphasis italics="true" pageId="0" pageNumber="15">cal</emphasis>
,
<emphasis italics="true" pageId="0" pageNumber="15">his3</emphasis>
,
<emphasis italics="true" pageId="0" pageNumber="15">tef1</emphasis>
and
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
loci (8/458 in ITS, 31/448 in
<emphasis italics="true" pageId="0" pageNumber="15">cal</emphasis>
, 5/455 in
<emphasis italics="true" pageId="0" pageNumber="15">his3</emphasis>
, 8/328 in
<emphasis italics="true" pageId="0" pageNumber="15">tef1</emphasis>
and 19/401 in
<emphasis italics="true" pageId="0" pageNumber="15">tub2</emphasis>
). Morphologically,
<taxonomicName lsidName="D. chrysalidocarpi" pageId="0" pageNumber="15" rank="species" species="chrysalidocarpi">
<emphasis italics="true" pageId="0" pageNumber="15">D. chrysalidocarpi</emphasis>
</taxonomicName>
produces only beta conidia, while
<taxonomicName lsidName="D. hunanensis" pageId="0" pageNumber="15" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">D. hunanensis</emphasis>
</taxonomicName>
produces alpha conidia (
<bibRefCitation DOI="https://doi.org/10.3897/mycokeys.78.60878" author="Huang, ST" journalOrPublisher="MycoKeys" pageId="0" pageNumber="15" pagination="49 - 77" refId="B20" refString="Huang, ST, Xia, JW, Zhang, XG, Sun, WX, 2021. Morphological and phylogenetic analyses reveal three new species of Diaporthe from Yunnan, China. MycoKeys 78: 49 - 77, DOI: https://doi.org/10.3897/mycokeys.78.60878" title="Morphological and phylogenetic analyses reveal three new species of Diaporthe from Yunnan, China." url="https://doi.org/10.3897/mycokeys.78.60878" volume="78" year="2021">Huang et al. 2021</bibRefCitation>
);
<taxonomicName lsidName="D. hunanensis" pageId="0" pageNumber="15" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">D. hunanensis</emphasis>
</taxonomicName>
differs from
<taxonomicName lsidName="D. drenthii" pageId="0" pageNumber="15" rank="species" species="drenthii">
<emphasis italics="true" pageId="0" pageNumber="15">D. drenthii</emphasis>
</taxonomicName>
and
<taxonomicName lsidName="D. searlei" pageId="0" pageNumber="15" rank="species" species="searlei">
<emphasis italics="true" pageId="0" pageNumber="15">D. searlei</emphasis>
</taxonomicName>
in wider alpha conidia (2.4-2.9
<normalizedToken originalValue="μm">μm</normalizedToken>
in
<taxonomicName lsidName="D. hunanensis" pageId="0" pageNumber="15" rank="species" species="hunanensis">
<emphasis italics="true" pageId="0" pageNumber="15">D. hunanensis</emphasis>
</taxonomicName>
vs. 1.5-2.5
<normalizedToken originalValue="μm">μm</normalizedToken>
in
<taxonomicName lsidName="D. drenthii" pageId="0" pageNumber="15" rank="species" species="drenthii">
<emphasis italics="true" pageId="0" pageNumber="15">D. drenthii</emphasis>
</taxonomicName>
vs. 1.5-2
<normalizedToken originalValue="μm">μm</normalizedToken>
in
<taxonomicName lsidName="D. searlei" pageId="0" pageNumber="15" rank="species" species="searlei">
<emphasis italics="true" pageId="0" pageNumber="15">D. searlei</emphasis>
</taxonomicName>
) (
<bibRefCitation DOI="https://doi.org/10.1111/ppa.13170" author="Wrona, CJ" journalOrPublisher="Plant Pathology" pageId="0" pageNumber="15" pagination="911 - 921" refId="B44" refString="Wrona, CJ, Mohankumar, V, Schoeman, MH, Tan, YP, Shivas, RG, Jeff-Ego, OS, Akinsanmi, OA, 2020. Phomopsis husk rot of macadamia in Australia and South Africa caused by novel Diaporthe species. Plant Pathology 69: 911 - 921, DOI: https://doi.org/10.1111/ppa.13170" title="Phomopsis husk rot of macadamia in Australia and South Africa caused by novel Diaporthe species." url="https://doi.org/10.1111/ppa.13170" volume="69" year="2020">Wrona et al. 2020</bibRefCitation>
); from
<taxonomicName lsidName="D. spinosa" pageId="0" pageNumber="15" rank="species" species="spinosa">
<emphasis italics="true" pageId="0" pageNumber="15">D. spinosa</emphasis>
</taxonomicName>
in shorter alpha conidia (6.5-7.5
<normalizedToken originalValue="×">x</normalizedToken>
2.4-2.9
<normalizedToken originalValue="μm">μm</normalizedToken>
vs. 5.5-8
<normalizedToken originalValue="×">x</normalizedToken>
2-3.5
<normalizedToken originalValue="μm">μm</normalizedToken>
) (
<bibRefCitation DOI="https://doi.org/10.3767/persoonia.2020.45.05" author="Guo, YS" journalOrPublisher="Persoonia" pageId="0" pageNumber="15" pagination="132 - 162" refId="B16" refString="Guo, YS, Crous, PW, Bai, Q, Fu, M, Yang, MM, Wang, XH, Du, YM, Hong, N, Xu, WX, Wang, GP, 2020. High diversity of Diaporthe species associated with pear shoot canker in China. Persoonia 45: 132 - 162, DOI: https://doi.org/10.3767/persoonia.2020.45.05" title="High diversity of Diaporthe species associated with pear shoot canker in China." url="https://doi.org/10.3767/persoonia.2020.45.05" volume="45" year="2020">Guo et al. 2020</bibRefCitation>
). Therefore, we establish this fungus as a novel species.
</paragraph>
</subSubSection>
</treatment>
</document>