Mycokeys最新文献

{"title":"Additions to the coriaceous families Peniophoraceae and Stereaceae (Russulales): Six novel wood-inhabiting taxa in the genera <i>Conferticium</i>, <i>Gloeocystidiellum</i>, and <i>Peniophora</i> from southwest China.","authors":"Lu Wang, Yonggao Zhu, Siyuan He, Sana Jabeen, Changlin Zhao","doi":"10.3897/mycokeys.115.147044","DOIUrl":"10.3897/mycokeys.115.147044","url":null,"abstract":"<p><p>Russulales comprises a highly diverse group of species with respect to basidiomata morphology and hymenophore configuration, in which this order is highly heterogeneous, that can be classified as resupinate, effused-reflexed, discoid, clavarioid, pileate, or stipitate, and with varied hymenophores such as smooth, hydnoid, poroid, and lamellate in different russuloid species. Species in Russulales have been considered to have significant economic value. Six new wood-inhabiting fungi belonging to the genera <i>Conferticium</i>, <i>Gloeocystidiellum</i>, and <i>Peniophora</i> of two families, Peniophoraceae and Stereaceae (Russulales), were found in southwest China. Sequences of ITS+nLSU loci of six new taxa were generated, and phylogenetic analyses were performed with the maximum likelihood, maximum parsimony, and Bayesian inference methods with an emphasis on the phylogeny of wood-inhabiting smooth species in this order. The combined ITS+nLSU loci analysis showed that the six new species grouped within the order Russulales, in which <i>Conferticiumtuberculatum</i>, <i>Gloeocystidiellumcremeum</i>, and <i>G.fissuratum</i> grouped into the family Stereaceae, and <i>Peniophoraalbohymenia</i>, <i>P.hengduanensis</i>, and <i>P.punctata</i> grouped into the family Peniophoraceae. The morphology and multi-gene phylogenetic analyses confirmed the novelty and placement of the six new taxa. Descriptions, illustrations, and phylogenetic analysis results of the new taxa are provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"273-308"},"PeriodicalIF":2.8,"publicationDate":"2025-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11953730/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143755363","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Two new pestalotioid fungi from tropical fruits in Iran.","authors":"Amirreza Amirmijani, Adel Pordel, Kowsar Dehghani, Mohammad Javad Pourmoghaddam, Hossein Masigol, Hans-Peter Grossart","doi":"10.3897/mycokeys.115.136469","DOIUrl":"10.3897/mycokeys.115.136469","url":null,"abstract":"<p><p>In a survey of tropical plant diseases in southern and southeastern Iran, samples of diseased <i>Mangiferaindica</i> and <i>Psidiumguava</i> leaves with necrotic symptoms were collected between 2021 and 2022. Six representative isolates of <i>Neopestalotiopsis</i> and <i>Robillarda</i> (three isolates for each) were studied using morphological characteristics as well as multi-locus phylogenetic analysis based on (i) the internal transcribed spacer (ITS) region of the nuclear rDNA, (ii) part of the translation elongation factor 1-alpha (<i>tef1</i>), and (iii) the β-tubulin (<i>tub2</i>). After morphological investigation, our phylogenetic analysis revealed that the <i>Neopestalotiopsis</i> and <i>Robillarda</i> isolates under study differed from all previously described species within these genera. Based on our polyphasic approach, two new species, including <i>Neopestalotiopsisguava</i> <b>sp. nov.</b> from necrotic <i>Mangiferaindica</i> and <i>Robillardakhodaparastii</i> <b>sp. nov.</b> from <i>Psidiumguava</i> are described and illustrated from Iran.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"221-240"},"PeriodicalIF":2.8,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11950828/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143755385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Three new species of <i>Fusarium</i> (Nectriaceae, Hypocreales) isolated from Eastern Cape dairy pastures in South Africa.","authors":"Claudette Dewing, Cobus M Visagie, Emma T Steenkamp, Brenda D Wingfield, Neriman Yilmaz","doi":"10.3897/mycokeys.115.148914","DOIUrl":"10.3897/mycokeys.115.148914","url":null,"abstract":"<p><p>A survey of the fungal diversity associated with mixed pastures from Eastern Cape dairy farms in South Africa led to the isolation of 155 <i>Fusarium</i> strains that belong to the <i>Fusariumincarnatum-equiseti</i> species complex (FIESC). Using single and multigene phylogenies based on partial sequences of the translation elongation factor 1-alpha (<i>TEF</i>), calmodulin (<i>CaM</i>), and the partial RNA polymerase second largest subunit (<i>RPB2</i>) genes, we identified 11 species. They included <i>F.brevicaudatum</i>, <i>F.clavus</i>, <i>F.coffeatum</i>, <i>F.croceum</i>, <i>F.goeppertmayerae</i>, and <i>F.heslopiae</i>, with five species that were found to be new. Based on morphological and phylogenetic data, three new species are formally described here as <i>F.cumulatum</i>, <i>F.mariecurieae</i>, and <i>F.pascuum</i>. We also provided a description for <i>F.goeppertmayerae</i>, as the authors who identified and named this species did not include one. We have chosen to not describe the remaining species, as our cultures lack proper morphological structure development. This study shows that mixed pastures harbour a diverse range of <i>Fusarium</i> species and highlights the need for further studies into their potential to impact animal health.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"241-271"},"PeriodicalIF":2.8,"publicationDate":"2025-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11950824/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143755365","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Phylogeny of the European <i>Collema</i> species (Peltigerales, Lecanoromycetes).","authors":"Alica Košuthová, Fredrik Jonsson, Ulrika Nordin, Mats Wedin","doi":"10.3897/mycokeys.115.144718","DOIUrl":"10.3897/mycokeys.115.144718","url":null,"abstract":"<p><p>The phylogenetic relationships and morphological diversity within European <i>Collema</i> s. str. species were investigated. A total of 104 new sequences (four molecular markers; mtSSU, b-tub, MCM7, and RPB2 genes) from 28 specimens were generated, and analysed and used for multi-locus phylogenetic analyses. Our results suggest that <i>Collema</i> is only monophyletic if <i>Collemaglebulentum</i> is considered part of <i>Leptogium</i> <i>s. str.</i> where it originally was described. This is supported by its paraplectenchymatous thallus. Degelius´ informal <i>Collema</i> \"<i>Flaccidum</i>\"- and \"<i>Nigrescens</i>\"-groups are not natural, as the \"<i>Flaccidum</i>\"-group is nested within the \"<i>Nigrescens</i>\"-group. Based on our findings, seven currently accepted <i>Collema</i> occur in Europe: <i>C.flaccidum</i>, <i>C.subflaccidum</i>, <i>C.curtisporum</i>, <i>C.furfuraceum</i>, <i>C.nigrescens</i>, <i>C.ryssoleum</i>, and <i>C.subnigrescens</i>. <i>Collemafurfuraceum</i> is further non-monophyletic, suggesting a need for taxonomic revision.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"209-220"},"PeriodicalIF":2.8,"publicationDate":"2025-03-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11937898/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143722097","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Unveiling Sordariomycetes taxa associated with woody litter in Northern Thailand.","authors":"Chayanard Phukhamsakda, Kevin D Hyde, Milan C Samarakoon, Johnny Louangphan, Kedsara Navasit, Fatimah Al-Otibi, Chitrabhanu S Bhunjun","doi":"10.3897/mycokeys.115.145330","DOIUrl":"10.3897/mycokeys.115.145330","url":null,"abstract":"<p><p>Sordariomycetes species are abundant in woody litter samples. In this study, we introduce two novel species, <i>Diaporthethailandica</i> (Diaporthaceae) and <i>Occultithecachiangraiensis</i> (Xylariaceae), from woody litter materials. We also describe a new host record of <i>D.tulliensis</i> and a new geographical record for <i>D.melonis.</i> All collections were identified based on morphology and phylogenetic analyses of combined datasets. The morphologies of the taxa fit the generic concepts of <i>Diaporthe</i> and <i>Occultitheca</i>, respectively. <i>Diaporthethailandica</i> formed a sister clade with <i>D.raonikayaporum</i> but differs from <i>D.raonikayaporum</i> in the sizes of conidiomata, conidiogenous cells, and beta conidia. <i>Diaporthethailandica</i> also differs from <i>D.raonikayaporum</i> by the absence of gamma conidia. <i>Occultithecachiangraiensis</i> differs from the sister taxon <i>O.rosae</i> in having smaller ascomata and a thicker mucilaginous sheath. We also provide a synopsis of <i>Occultitheca</i> species with details on their morphology, host, and country. These findings provide valuable insights into the diversity and ecological roles of Sordariomycetes, emphasising the need for continued exploration of fungal biodiversity in various environments.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"155-185"},"PeriodicalIF":2.8,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11933910/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143710693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Morphology and phylogeny of two new species within Cordycipitaceae (Hypocreales) from China.","authors":"Yingling Lu, Songyu Li, Zuoheng Liu, Jing Zhao, Zhiyong Yu, Zongli Liang, Hailong He, Jianhong Li, Yun Huang, Xinming Li, Hong Yu","doi":"10.3897/mycokeys.115.140683","DOIUrl":"10.3897/mycokeys.115.140683","url":null,"abstract":"<p><p><i>Simplicillium</i> and <i>Leptobacillium</i>, sister genera in the family Cordycipitaceae, exhibit a broad range of hosts or substrates. The identification of two novel species, from <i>Simplicillium</i> and <i>Leptobacillium</i>, was achieved by analysing morphological characteristics and phylogenetic data obtained from six molecular markers (ITS, nrSSU, nrLSU, <i>tef-1α</i>, <i>rpb1</i> and <i>rpb2</i>). The two recently documented species are <i>S.puwenense</i> and <i>L.longiphialidum</i>. Morphologically, <i>S.puwenense</i> possessed slender solitary rod-shaped or columnar phialides with elliptical oval or cylindrical conidia forming small spherical heads at the apex of phialides. On the other hand, <i>L.longiphialidum</i> had solitary columnar phialides with elliptic or subspherical apical conidia while other conidia were narrow columnar or fusiform in shape. Phylogenetic analysis revealed that <i>S.puwenense</i> formed an independent branch as a sister species to <i>S.formicae</i>, whereas <i>L.longiphialidum</i> clustered with <i>L.marksiae</i> exhibiting stable topological structure. The Bayesian inference posterior probability and the maximum likelihood bootstrap-ratio provided robust statistical evidence, indicating the presence of two novel species within the genera of <i>Simplicillium</i> and <i>Leptobacillium</i>. The present study contributes to the discovery of species diversity in <i>Simplicillium</i> and <i>Leptobacillium</i>, while also providing a taxonomic foundation for their rational development and sustainable utilisation.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"187-208"},"PeriodicalIF":2.8,"publicationDate":"2025-03-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11933907/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143710461","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Molecular phylogeny and morphology reveal four new species in Hymenochaetales and one new species in Cantharellales from Southwestern China.","authors":"Jianling Zhang, Zirui Gu, Chunqin Zhou, Hongmin Zhou","doi":"10.3897/mycokeys.115.142433","DOIUrl":"10.3897/mycokeys.115.142433","url":null,"abstract":"<p><p>Wood-decaying fungi represent a vital group of higher fungi that drive the cycling of matter and energy in forest ecosystems, and they have been the focus of thorough investigation. In this study, five new species, <i>viz. Botryobasidiumdaweishanense</i>, <i>Inonotussubglobisporum</i>, <i>Kneiffiellabubalina</i>, <i>Xylodongranulanoides</i>, and <i>X.granulans</i> from China, are described and illustrated based on the morphological characteristics and molecular phylogenetic analyses, in which the sequences of ITS+nLSU genes were used for the phylogenetic analyses by maximum likelihood and Bayesian inference methods. The phylogeny revealed that the <i>Botryobasidiumdaweishanense</i> groups with three taxa, <i>viz.</i>, <i>B.intertextum</i>, <i>B.leptocystidiatum</i>, and <i>B.subcoronatum</i>. <i>Inonotussubglobisporum</i> is closely related to <i>I.radiatus. Kneiffiellabubalina</i> clustered sister to <i>K.subalutacea</i>. <i>Xylodongranulanoides</i> and <i>X.granulans</i> have a close relationship with <i>X.bambusinus</i>, <i>X.fissuratus</i>, <i>X.subclavatus</i>, <i>X.montanus</i>, and <i>X.wenshanensis</i>. Additionally, <i>Xylodongranulanoides</i> and <i>X.granulans</i> clustered together. <i>Botryobasidiumdaweishanense</i> is characterized by an araneose hymenial surface, fusiform, and cyanophilous basidiospores (6.1-7.3 × 3.3-3.9 μm). <i>Inonotussubglobisporum</i> is characterized by perennial basidiomata with lateral stipes, polygon pores measuring 4-6 per mm, and subglobose, cyanophilous basidiospores (3.6-4.3 × 2.8-3.5 μm). <i>Kneiffiellabubalina</i> is characterized by cream basidiomata and cylindrical to slightly allantoid basidiospores (8.0-8.9 × 1.8-2.3 μm). <i>Xylodongranulanoides</i> is characterized by grandinioid hymenial surfaces, various cystidia, and broadly ellipsoid, thick-walled basidiospores (4.7-5.3 × 3.6-4.1 μm). <i>Xylodongranulans</i> is characterized by grandinioid hymenial surfaces, capitate and clavate cystidia, and broadly ellipsoid basidiospores (3.8-4.2 × 2.9-3.3 μm). Phylogenetic analysis based on internal transcribed spacer (ITS) and nuclear large subunit RNA (nLSU) shows that the four species are members of Hymenochaetales, and one belongs to Cantharellales. All five new species are compared with morphologically and phylogenetically closely related species. The present study contributes to understanding the species diversity, taxonomy, and phylogeny of macrofungi in Southwestern China.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"87-135"},"PeriodicalIF":2.8,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11923796/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143671456","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Morphological and multi-locus phylogenetic analyses reveal three new branched species of <i>Clavaria</i> (Clavariaceae, Agaricales) from China.","authors":"Jun Yan, Li Xiong, Li-Xun Yang, Zheng-Mi He, Ping Zhang, Ke Liao","doi":"10.3897/mycokeys.115.145774","DOIUrl":"10.3897/mycokeys.115.145774","url":null,"abstract":"<p><p>Based on morphological and molecular evidence, 12 specimens have been identified as belonging to three previously unrecognized species of <i>Clavaria</i>, which are here described as <i>C.divergens</i>, <i>C.orientalis</i>, and <i>C.tongdaoensis</i>. <i>Clavariadivergens</i> is characterized by its branched, white basidiomata. <i>Clavariaorientalis</i> and <i>C.tongdaoensis</i> are very similar to <i>C.zollingeri</i> in the field. However, <i>C.orientalis</i> is distinguished by its more robust branches, while <i>C.tongdaoensis</i> differs by its varied or paler color of basidiomata. A concatenated sequence dataset (ITS-nrLSU-<i>RPB</i>2) was used for multi-locus phylogenetic analysis. The phylogenetic tree of <i>Clavaria</i> showed that the three branched species each formed a distinct lineage with strong support. A key to the known branched species of <i>Clavaria</i> in China is provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"137-153"},"PeriodicalIF":2.8,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11923793/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143671473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Morphology and multi-gene phylogeny reveal three new species of <i>Clonostachys</i> and two combinations of <i>Sesquicillium</i> (Bionectriaceae, Hypocreales) from Xizang, China.","authors":"Shucheng He, Vinodhini Thiyagaraja, Chitrabhanu S Bhunjun, Putarak Chomnunti, Lakmali S Dissanayake, Ruvishika S Jayawardena, Hongde Yang, Yun Wei Zhao, Fatimah Al-Otibi, Qi Zhao, Kevin D Hyde","doi":"10.3897/mycokeys.115.139757","DOIUrl":"10.3897/mycokeys.115.139757","url":null,"abstract":"<p><p><i>Clonostachys</i> and <i>Sesquicillium</i> are genera in Bionectriaceae, and known in sexual perithecial ascomata and hyphomycetous asexual morphs. In their asexual morph, both genera share similar morphology in conidiophores and conidiogenous cell characteristics but differ in the development of conidiophores. The members of <i>Clonostachys</i> are distributed worldwide with the majority occurring in the tropics and the species are commonly reported as soil-borne fungi but also reported as endophytes, epiphytes, and saprotrophs. During a microfungi survey in Xizang, China, six collections of fresh and healthy <i>Ageratinaadenophora</i> and <i>Houttuyniacordata</i> leaves were obtained. The taxonomy of these collections was investigated through a combination of morphological analysis and multigene phylogenetic analysis using Maximum likelihood and Bayesian inference. The newly generated sequences were clustered within <i>Clonostachys</i> and <i>Sesquicillium</i>, showing hyphomycetes asexual morph. The results revealed three new <i>Clonostachys</i> species viz, <i>Clonostachyslinzhiensis</i>, <i>C.motuoensis</i>, and <i>C.yadongensis</i>. This research sheds light on the overlooked fungal diversity in Xizang, China, expanding the known fungal biodiversity in the region. Additionally, two new combinations, <i>Sesquicilliumaquaticum</i> and <i>S.shanghaiense</i> for <i>C.aquatica</i> and <i>C.shanghaiensis</i>, and one synonymy, <i>C.viticola</i> for <i>C.swietenia</i> are established, respectively.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"43-66"},"PeriodicalIF":2.8,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11920821/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143665212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Three new species of <i>Dicephalospora</i> (Leotiomycetes, Helotiales) from Northern Thailand and Southwestern China.","authors":"Le Luo, Kandawatte Wedaralalage Thilini Chethana, Qi Zhao, Vinodhini Thiyagaraja, Kitiphong Khongphinitbunjong, Fatimah Al-Otibi, Kevin D Hyde","doi":"10.3897/mycokeys.115.143994","DOIUrl":"10.3897/mycokeys.115.143994","url":null,"abstract":"<p><p><i>Dicephalospora</i> is a discomycetous genus belonging to the family Helotiaceae (Helotiales). The genus currently comprises 19 species. Among them, 17 species have been reported from Asia, of which 14 were reported from China. During a survey of Leotiomycetes, we collected six specimens of <i>Dicephalospora</i> species from southwest China and northern Thailand. The samples were examined based on the phylogenetic analyses of LSU and ITS sequence data, along with morphological characterization, and our results demarcate three new <i>Dicephalospora</i> species, viz., <i>D.tengyueica</i>, <i>D.maetaengica</i> and <i>D.menghaica</i>. <i>Dicephalosporatengyueica</i> <b>sp. nov.</b> formed a distinct clade closely related to <i>D.rufocornea</i>, <i>D.irregularis</i> and <i>D.sagerae</i>, whereas <i>D.maetaengica</i> <b>sp. nov.</b> clustered closer to <i>D.menghaica</i> <b>sp. nov.</b> with 100% ML and 1.00 BIPP statistical support. All three species have similar apothecia sizes but differ in their coloration. <i>Dicephalosporatengyueica</i> has aseptate ascospores, while <i>D.menghaica</i> and <i>D.maetaengica</i> have 7-septate ascospores. The paraphyses in <i>D.menghaica</i> are branched, while they are unbranched in the other two species. An updated key to the known species of <i>Dicephalospora</i> is also provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"115 ","pages":"67-85"},"PeriodicalIF":2.8,"publicationDate":"2025-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11920824/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143665213","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}