<documentid="7ED6E1E4D924A86C53C01E68EA26F08B"ID-DOI="10.3897/mycokeys.108.130098"ID-publisher-id="130098"URI-arpha="2C793950-69BB-5E50-B63C-D895C2735718"XM.bibliography_approvedBy="admin"XM.materialsCitations_approvedBy="admin"XM.taxonomicNames_approvedBy="admin"article-type="research-article"checkinTime="1725977254000"checkinUser="pensoft"docAuthor="Zheng, Hua, Dai, Xinwen, Li, Haiyan & Yu, Zefen"docDate="2024"docId="F2CDD6EF0B2A5796BE03245E2A2E8DCB"docLanguage="en"docName="MycoKeys 108: 269-285"docOrigin="MycoKeys 108"docSource="https://mycokeys.pensoft.net/article/130098/download/xml/"docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.mycokeys"docStyleName="PensoftTaxPub.0000.journal_article.mycokeys"docTitle="Atractium yunnanense H. Zheng & Z. F. Yu 2024, sp. nov."docType="treatment"docVersion="3"dtd-version="3.0"lastPageNumber="285"masterDocId="2C79395069BB5E50B63CD895C2735718"masterDocTitle="Two new species of Nectriaceae (Hypocreales, Sordariomycetes) from Yunnan, China"masterLastPageNumber="285"masterPageNumber="269"pageNumber="269"updateTime="1725986444142"updateUser="admin">
<mods:affiliationid="3A65D5BA5EB0F5E4B645D1E019E45B4C">Medical School, Kunming University of Science and Technology, Kunming, Yunnan, 650500, China & Laboratory for Conservation and Utilization of Bio-resources, Key Laboratory for Microbial Resources of the Ministry of Education, Yunnan University, Kunming, Yunnan, 650032, China</mods:affiliation>
<mods:affiliationid="D90F6F7642CB473DDE6C3DBEE35B220C">Laboratory for Conservation and Utilization of Bio-resources, Key Laboratory for Microbial Resources of the Ministry of Education, Yunnan University, Kunming, Yunnan, 650032, China</mods:affiliation>
<mods:affiliationid="47AB55045D09918D1CCFB2E80EE64CAD">Medical School, Kunming University of Science and Technology, Kunming, Yunnan, 650500, China</mods:affiliation>
<mods:affiliationid="492C023ACCE1C59EB1FEE6AC532EEF21">Laboratory for Conservation and Utilization of Bio-resources, Key Laboratory for Microbial Resources of the Ministry of Education, Yunnan University, Kunming, Yunnan, 650032, China</mods:affiliation>
<taxonomicNameid="AF5FD7BFC939E3FECFBFC26F9DCA9000"authority="H. Zheng & Z. F. Yu"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense"status="sp. nov.">
<figureCitationid="E63838AF999507792443FCD4349E7791"captionStart="Figure 2"captionStartId="F2"captionText="Figure 2. Atractium yunnanense (YMF 1.06524, holotype) A colony on PDA after 14 days of inoculation at 28 ° C B colony on CMA after 3 days of inoculation at 28 ° C C conidiophores D conidia E chlamydospores. Scale bars: 1.9 cm (A, B); 10 µm (C – E)."figureDoi="10.3897/mycokeys.108.130098.figure2"httpUri="https://binary.pensoft.net/fig/1130696">Fig. 2</figureCitation>
<taxonomicNameid="92B0897DBD0030454596FC7657F66281"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
<named-contentid="64C39F2B1FF56B9ADF0CFDEB54D86AE9"content-type="dwc:institutional_code"xlink_href="http://grbio.org/institution/yunnan-university"xlink_title="Herbarium of the Laboratory for Conservation and Utilization of Bio-Resources, Yunnan University">YMF</named-content>
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<specimenCodeid="F510C3342921E302FE562485EDF229D3"collectionCode="CGMCC"country="China"httpUri="http://grbio.org/cool/myms-whqv"name="China General Microbiological Culture Collection Center, Chinese Academy of Sciences"type="">
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<specimenCodeid="A676CD37E6E428FA12E0280C4A63E9E9"collectionCode="JCM"country="Japan"httpUri="http://grbio.org/cool/iyky-md37"name="Japan Collection of Microorganisms"type="">
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sometimes aggregated into synnemata, nonstromatic, macronematous, mononematous, cylindrical or subulate, straight or flexuous, stipes branched once or twice, monochasial, monoverticillate or irregularly biverticillate, with 1 - septate at base.
<materialsCitationid="EC3C71B3BCA7DE45095CDC470D81C1A2"collectedFrom="karst rocky desertification area"collectingDate="2020-10"collectingMethod="isolated from soils"collectionCode="H"collectorName="Z. F. Yu"country="China"location="Huize county"specimenCode="H 77, H 102"specimenCount="1"stateProvince="Yunnan province">
<taxonomicNameid="374203151801B1B7DA25C7114C66A1C3"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
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1.06524, H 77 and H 102) clustered together in a single clade with a high statistical support (
<abbrevid="ABBRID0EDXBG"xlink_title="bootstrap support values">BS</abbrev>
= 1.00 / 100) (Fig.
<figureCitationid="223BDA5AB89F64C727934ECE5F34C3EF"captionStart="Figure 1"captionStartId="F1"captionText="Figure 1. Phylogenetic tree inferred from a Maximum likelihood analysis based on a concatenated alignment of ITS, LSU, rpb 2 and tub 2 sequences of some representing species in Nectriaceae. The Bayesian posterior probabilities (BP) ≥ 0.9 and RAxML bootstrap support values (BS) ≥ 75 % were shown at the nodes (BP / BS). Strains obtained in this study are shown in blue font. Ex-type strains are marked by a T after the strain number. The tree was rooted to Sarocladium summerbellii (CBS 430.70)."figureDoi="10.3897/mycokeys.108.130098.figure1"httpUri="https://binary.pensoft.net/fig/1130695">1</figureCitation>
). The clade containing
<taxonomicNameid="E07E7159160734A6DFB9CE0C6731DA2B"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
<taxonomicNameid="F64BDFF92D1A4D93AFA1A54AEB1823EA"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
in having clavate to oblong-ellipsoidal and slightly curved conidia. However, the 2–3 - septate conidia are most common in
<taxonomicNameid="597596233DD4D77ED3142D6DFC27AA98"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
has most 3–5 - septate conidia and no aseptate conidia (
<bibRefCitationid="C0C64F2FDA1793FDDB37D5887EC368BB"DOI="10.3114/sim.2011.68.04"author="Grafenhan"etAl="et al."firstAuthor="Grafenhan"issue="1"journalOrPublisher="Studies in Mycology"pagination="79-113"refId="B9"refString="Gräfenhan T, Schroers HJ, Nirenberg H, Seifert K (2011) An overview of the taxonomy, phylogeny, and typification of nectriaceous fungi in Cosmospora, Acremonium, Fusarium, Stilbella, and Volutella. Studies in Mycology 68 (1): 79–113. https://doi.org/10.3114/sim.2011.68.04"title="An overview of the taxonomy, phylogeny, and typification of nectriaceous fungi in Cosmospora, Acremonium, Fusarium, Stilbella, and Volutella."volume="68"year="2011">Gräfenhan et al. 2011</bibRefCitation>
<taxonomicNameid="B1437D0A666FDA67E346B4581BCD4F88"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
<collectionCodeid="476D62148DCB4460B3F1E400FA47178F"country="USA"httpUri="http://biocol.org/urn:lsid:biocol.org:col:15590"lsid="urn:lsid:biocol.org:col:15590"name="Louisiana State University - Herbarium"type="Herbarium">LSU</collectionCode>
<taxonomicNameid="C6788D486A1DF4A2F14CFB19BE3AAF49"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
<named-contentid="CDA8D2DFCAB1BC4E834B70170F6166E3"content-type="dwc:institutional_code"xlink_href="http://grbio.org/institution/yunnan-university"xlink_title="Herbarium of the Laboratory for Conservation and Utilization of Bio-Resources, Yunnan University">
<collectionCodeid="9EDC4346808EEE2A7A9FB9DAFED49BDD"country="China"httpUri="http://grbio.org/cool/msxk-4cvc"name="Key Laboratory of Industrial Microbiology and Fermentation Technology"type="">YMF</collectionCode>
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1.06524) has 97 % (546 / 564 bp, 3 gaps), 98 % (857 / 876 bp, 4 gaps) and 95 % (403 / 419 bp, 3 gaps) similarity to
<collectionCodeid="0025300011B8035F6511FAAB4D06C7B4"country="Netherlands"httpUri="http://grbio.org/cool/bxq2-d2kh"name="Centraalbureau voor Schimmelcultures, Fungal and Yeast Collection"type="">CBS</collectionCode>
<taxonomicNameid="8E5763297FFD2735B3FA0A70D8CE41EC"authorityName="H. Zheng & Z. F. Yu"authorityYear="2024"class="Sordariomycetes"family="Nectriaceae"genus="Atractium"kingdom="Fungi"order="Hypocreales"phylum="Ascomycota"rank="species"species="yunnanense">
in having smaller conidia, 20–40 × 1.5–2.5 μm vs. 40.5–67.5 × 4–5.5 μm (
<bibRefCitationid="BF52025D976C6915E667654402856801"DOI="10.2307/3807446"author="Seifert"firstAuthor="Seifert"issue="6"journalOrPublisher="Studies in Mycology"pagination="1-235"refId="B34"refString="Seifert KA (1985) A monograph of Stilbella and some allied hyphomycetes. Studies in Mycology 27 (6): 1–235. https://doi.org/10.2307/3807446"title="A monograph of Stilbella and some allied hyphomycetes."volume="27"year="1985">Seifert 1985</bibRefCitation>