Mycokeys最新文献

{"title":"Unveiling species diversity within Mortierellomycota from China X: Three new species in <i>Linnemannia</i> and one in <i>Mortierella</i>.","authors":"Xin-Yu Ji, Zi-Ying Ding, Wen-Xiu Liu, Fei Li, Heng Zhao, Shi Wang, Xiao-Yong Liu","doi":"10.3897/mycokeys.125.168474","DOIUrl":"10.3897/mycokeys.125.168474","url":null,"abstract":"<p><p>The species of the Mortierellaceae family are diverse and widely distributed. Four new species in this family are proposed from rhizosphere soil through a comprehensive taxonomic approach that combined multi-locus (SSU-ITS-LSU-<i>RPB1</i>-<i>Act</i>) phylogenetic analyses with detailed morphological examination. This study describes and illustrates these taxa, clarifying their morphological features from closely related species and their phylogenetic positions within the family. <i>Linnemannia chlamydospora</i> <b>sp. nov.</b> (phylogenetically proximate to <i>L. longigemmata</i>) is characterized by the abundant production of thick-walled chlamydospores. <i>Linnemannia ovalispora</i> <b>sp. nov.</b> (a sister taxon to <i>L. rugosa</i>) is distinguished by its oval sporangiospores. <i>Linnemannia yunnanensis</i> <b>sp. nov.</b> (closely allied to <i>L. bainierella</i>) is characterized by its oval chlamydospores and is named after Yunnan Province, its type locality. <i>Mortierella irregularispora</i> <b>sp. nov.</b> (clustering with <i>M. parvispora</i>) is distinguished by its irregularly shaped sporangiospores. As this is the tenth instalment of our systematic survey of Mortierellomycota diversity in China, this study expands the global species inventory of Mortierellaceae to 158.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"245-262"},"PeriodicalIF":3.6,"publicationDate":"2025-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12661329/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145649799","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":"An overview of the genus <i>Lobothallia</i> (lichenized Ascomycota, Megasporaceae) in China.","authors":"Lun Wang, Yi-Shan Feng, Li-Song Wang, Xin-Yu Wang, Yan-Yun Zhang","doi":"10.3897/mycokeys.125.173554","DOIUrl":"10.3897/mycokeys.125.173554","url":null,"abstract":"<p><p><i>Lobothallia</i> is a species-rich genus of crustose lichens that is mainly distributed in the Northern Hemisphere. In recent years, significant advancements have been made in the taxonomy and phylogeny of this genus, leading to the description of numerous new species. However, <i>Lobothallia</i> in China has never been systematically revised. In this study, approximately 500 specimens of <i>Lobothallia</i> collected from different provinces of China were examined. Based on morphological and multi-gene phylogenetic analyses, an overview of this genus in China was provided. Eight species, <i>L. benzilanensis</i>, <i>L. complanata</i>, <i>L. polypycnidiata</i>, <i>L. pseudopruinosa</i>, <i>L. pulchra</i>, <i>L. rubra</i>, <i>L. stipitata</i> and <i>L. wangii</i>, were described as new to science. The species, <i>Lobothallia brachyloba</i>, was reported in China for the first time. In addition, we generated DNA sequences of the species <i>Lobothallia hedinii</i> from topotype specimens and clarified its phylogenetic position. Detailed descriptions, illustrations of morphological characters of the above-mentioned species, and comparisons with closely related taxa are provided. A dichotomous key to 22 species of <i>Lobothallia</i> from China is presented.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"205-244"},"PeriodicalIF":3.6,"publicationDate":"2025-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12661331/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145649719","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>Fuscoporia</i> (Hymenochaetales, Basidiomycota) from southern India revealed by morphological and multigene phylogenetic analyses.","authors":"Sugantha Gunaseelan, Kezhocuyi Kezo, Elangovan Arumugam, Samantha C Karunarathna, Al-Bandari Fahad Al-Arjani, Abdallah M Elgorban, Jaturong Kumla, Nakarin Suwannarach, Ekachai Chukeatirote, Malarvizhi Kaliyaperumal","doi":"10.3897/mycokeys.125.168173","DOIUrl":"https://doi.org/10.3897/mycokeys.125.168173","url":null,"abstract":"<p><p><i>Fuscoporia</i> Murrill, a cosmopolitan genus of the Hymenochaetaceae, consists of parasitic and saprotrophic fungi characterized by resupinate to pileate, strictly dimitic hyphal systems, encrusted generative hyphae, the presence of hymenial setae, and hyaline, smooth, thin-walled basidiospores. Based on morpho-microtaxonomic examinations and phylogenetic analyses using a combined ITS, nrLSU, partial <i>rpb2</i>, and <i>tef1-α</i> dataset, three new species of <i>Fuscoporia</i>-<i>F. indica</i>, <i>F. sirumalaiensis</i>, and <i>F. terminalianae</i>-are described from the Eastern Ghats of Tamil Nadu, India. The newly described species form three distinct lineages within the <i>F. torulosa</i> complex. <i>Fuscoporia indica</i> is characterized by imbricate, convex, dimidiate basidiomes, a glabrous, azonate pilear surface, and ellipsoid basidiospores (3.5-4.5 × 2.5-2.9 μm). <i>Fuscoporia sirumalaiensis</i> has a smooth to glabrous, concentrically zonate pilear surface, a duplex context, and smaller basidiospores (3.1-3.6 × 2.1-2.6 μm). Finally, <i>F. terminalianae</i> is recognized by its effused-reflexed to imbricate basidiome, widely zonate and warted pilear surface, and ellipsoidal basidiospores (3.3-4.3 × 2.8-3 μm). This study provides comprehensive descriptions, morphological illustrations, and insights into the differences among these new species and their respective allied taxa, along with the results of phylogenetic analysis.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"147-166"},"PeriodicalIF":3.6,"publicationDate":"2025-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12648168/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145641643","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 molecular phylogeny reveal new species and records of Diaporthales from <i>Betula</i> in Xinjiang, China.","authors":"Caixia Wang, Ning Jiang, Chuli Liu, ZiYan Xu, Hailong Lu, Rong Ma","doi":"10.3897/mycokeys.125.169956","DOIUrl":"https://doi.org/10.3897/mycokeys.125.169956","url":null,"abstract":"<p><p>Xinjiang Uygur Autonomous Region (XUAR), located in the arid hinterland of northwest China, serves as important substrates for <i>Betula</i> species. As the most widely distributed floral genus of Betulaceae in Xinjiang, <i>Betula</i> serves as a vital pioneer species due to its stress tolerance and adaptation to extreme environments, playing an irreplaceable role in sustaining regional ecosystems. During disease surveys on <i>Betula</i> trees in the Tianshan and Altai Mountains of Xinjiang, we observed symptoms of stem and branch cankers. A total of 37 fungal strains were isolated and identified, based on morphological characteristics and phylogenetic analyses. As a result, <i>Cytospora altayensis</i> <b>sp. nov.</b> was proposed and <i>Coryneum lanciforme</i>, <i>Cryptosporella betulae</i>, <i>Cr. tomentella</i>, <i>Cy. tanaitica</i> and <i>Melanconis groenlandica</i> are reported for the first time in China. In addition, <i>Cytospora sophoriopsis</i> is recorded for the first time on the host genus <i>Betula</i>. This study identifies potential pathogenic fungi associated with <i>Betula</i>, providing a foundation for future disease management and forest health research.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"167-204"},"PeriodicalIF":3.6,"publicationDate":"2025-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12648169/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145641573","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":"Taxonomic novelties in Dictyosporiaceae and Pleurotremataceae (Dothideomycetes, Ascomycota): Two new species and three new host reports in the coastal region of Guangdong Province, China.","authors":"Nimali I de Silva, Danushka S Tennakoon, Ning Xie, Sinang Hongsanan","doi":"10.3897/mycokeys.125.171612","DOIUrl":"https://doi.org/10.3897/mycokeys.125.171612","url":null,"abstract":"<p><p>During a survey of microflora associated with dead plant substrates in coastal regions of Guangdong Province, China, we identified several interesting Dothideomycetes fungi and provided refined updated phylogenetic analyses for <i>Dictyosporium</i> and <i>Melomastia</i> species. Two novel species are introduced, <i>Dictyosporium thecatum</i> and <i>Melomastia shenzhenensis</i>, based on molecular and morphological evidence. New host records of <i>M. beihaiensis</i>, <i>M. hydei</i> and <i>M. fusispora</i> are also reported in this paper. Molecular phylogenetic studies of new isolates were based on concatenated (i) ITS, LSU, <i>tef</i>1-α and (ii) LSU, SSU, ITS, <i>tef</i>1-α gene regions for <i>Dictyosporium</i> and <i>Melomastia</i>, respectively. These taxonomic novelties were recognised by comparing morphological characteristics with closely-related taxa. <i>Melomastia shenzhenensis</i> closely clustered with <i>M. oleae</i> (CGMCC 3.20619 and UESTCC 21.0003) with high statistical support value (ML/BYPP = 100%/1.00). Morphologically, <i>Melomastia shenzhenensis</i> can be distinguished from <i>M. oleae</i> in having larger of ascomata, ostiolar canal and peridium and smaller asci and ascospores. <i>Dictyosporium thecatum</i> forms a distinct basal clade with <i>D. sexualis</i> (MFLUCC 10-0127). <i>Dictyosporium thecatum</i> is different from <i>D. sexualis</i> in having smaller ascomata, asci and ascospores and possesses a larger mucilaginous sheath surrounding ascospores than <i>D. sexualis</i>. Two pairwise identity analyses were conducted for <i>Dictyosporium</i> and <i>Melomastia</i>. The resulting sequence identity scores were saved as a matrix and visualised as plots with a colour key to indicate the correspondence between pairwise identities. This study offers new insights into saprobic Dothideomycetes colonising dead woody substrates in coastal habitats of Guangdong Province, China.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"115-146"},"PeriodicalIF":3.6,"publicationDate":"2025-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12645202/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145641672","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 species of <i>Pestalotiopsis</i> (Amphisphaeriales, Pestalotiopsidaceae) causing needle blight of <i>Pinus massoniana</i> in China.","authors":"Hui Li, Yu-Qing Bai, Jun-Ya Xie, De-Wei Li, Li-Hua Zhu","doi":"10.3897/mycokeys.125.168320","DOIUrl":"https://doi.org/10.3897/mycokeys.125.168320","url":null,"abstract":"<p><p><i>Pinus massoniana</i> Lamb. is an important tree species widely used for afforestation and industrial timber on barren hills in China. Needle blight of <i>P. massoniana</i>, caused by <i>Pestalotiopsis</i> spp., is widespread and occurs over a large area. In this study, 10 representative strains were isolated from diseased needles of <i>P. massoniana</i> in Anhui and Guangxi provinces. Based on phylogenetic analysis of three genomic loci (ITS, <i>TEF1</i>, and <i>TUB2</i>), combined with morphological characteristics, two new species-<i>Pestalotiopsis liuzhouensis</i> <b>sp. nov.</b> and <i>Pestalotiopsis kendrickii</i> <b>sp. nov.</b>-were identified. Pathogenicity experiments showed that these 10 representative strains were pathogenic to <i>P. massoniana</i>. This study enhances understanding of the diversity of pathogens causing <i>P. massoniana</i> needle blight and provides insights for future control strategies.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"95-114"},"PeriodicalIF":3.6,"publicationDate":"2025-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12645203/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145641630","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 species of <i>Chionosphaera</i> and <i>Kurtzmanomyces</i> (Chionosphaeraceae, Agaricostilbomycetes) isolated from China.","authors":"Peng Wang, Chun-Yue Chai, Qiu-Hong Niu, Feng-Li Hui","doi":"10.3897/mycokeys.125.167837","DOIUrl":"10.3897/mycokeys.125.167837","url":null,"abstract":"<p><p>Within the family Chionosphaeraceae, only nine species of <i>Chionosphaera</i> and <i>Kurtzmanomyces</i> have been described to date. In this study, two strains of <i>Chionosphaera</i> and two strains of <i>Kurtzmanomyces</i> from China were examined using phylogenetic, physiological, and biochemical approaches. Phylogenetic analyses based on sequences of the internal transcribed spacer (ITS) region, the D1/D2 domain of the large subunit (LSU) rRNA gene, and the translation elongation factor 1-α gene (<i>tef1</i>α) were conducted to infer species relationships within the genera <i>Chionosphaera</i> and <i>Kurtzmanomyces</i>. As a result, two novel species are proposed: <i>Chionosphaera foliicola</i> <b>sp. nov.</b> (holotype GDMCC 2.531^T) and <i>Kurtzmanomyces guiyangensis</i> <b>sp. nov.</b> (holotype GDMCC 2.499^T). Descriptions and illustrations of both species are provided, together with comparisons to closely related taxa. This study expands the known diversity of Chionosphaeraceae in China and provides a basis for future taxonomic and ecological investigations.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"81-94"},"PeriodicalIF":3.6,"publicationDate":"2025-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12639360/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145589779","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>Mycena</i> sect. <i>Calodontes</i> (Mycenaceae, Agaricales) from Northeastern China.","authors":"Jingwen Guo, Zewei Liu, Hui Zeng, Yupeng Ge, Qin Na","doi":"10.3897/mycokeys.125.169722","DOIUrl":"10.3897/mycokeys.125.169722","url":null,"abstract":"<p><p>Mycena sect. Calodontes is a large section within the genus Mycena, with 44 species described worldwide. The section is well characterized by relatively large basidiomata, typically growing on the humus layer of coniferous or coniferous-broadleaved mixed forests. Only 19 species of sect. Calodontes have been previously recorded in China, more than half of sect. Calodontes species are distributed in east and north regions, but also distributed in west and south regions. Based on 8 specimens collected from Heilongjiang and Jilin Province, 3 novel species are formally described: <i>M. brunneocystidiata</i> <b>sp. nov.</b>, <i>M. roseopurpurea</i> <b>sp. nov.</b>, and <i>M. rubrofusca</i> <b>sp. nov.</b> <i>Mycena brunneocystidiata</i> is distinguished by purple-brown to brown pileus, brown lamellae margins, and cystidia with brown contents. <i>Mycena roseopurpurea</i> is characterized by the pileus with brownish center, white lamellae margins, and colorless, fusiform cystidia. <i>Mycena rubrofusca</i> is distinguished by brownish pileus, white lamellae margins, and colorless, utriform cystidia. Detailed morphological descriptions, high-resolution habitat photographs, line drawings, and comparison with closely related taxa are provided for the new species. A combined phylogenetic analysis was conducted, based on a multi-locus (ITS+<i>RPB1</i>+<i>tef1</i>-<i>α</i>) dataset under Bayesian Inference (BI) and Maximum Likelihood (ML) analyses. The morphological data and the results of the phylogenetic analyses support the recognition of the 3 new species. A key to the 20 species currently known species of sect. Calodontes in China is also provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"51-79"},"PeriodicalIF":3.6,"publicationDate":"2025-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12639357/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145589807","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 species of genus <i>Leucoagaricus</i> and <i>Leucocoprinus</i> (Agaricaceae, Agaricales) from China.","authors":"An-Qi Zhang, Ri Jin, Xue-Chao Zhang, Entaj Tarafder, Ji-Ze Xu","doi":"10.3897/mycokeys.125.160410","DOIUrl":"10.3897/mycokeys.125.160410","url":null,"abstract":"<p><p>In this study, two new species, <i>Leucoagaricus bailangshanensis</i> and <i>Leucocoprinus ferrugineus</i>, were discovered. Phylogenetic analyses based on ITS, nrLSU, <i>rpb</i>2, and <i>tef</i>1-<i>α</i>sequences confirm that these taxa represent distinct lineages within well-supported monophyletic groups. <i>Leucoagaricus bailangshanensis</i> is characterized by a yellow-orange center on the pileus, a margin bearing floccules, and relatively long sterigmata, which distinguish it from closely related species. <i>Leucocoprinus ferrugineus</i> can be recognized by its mahogany-red pileus center, a white annulus with a tomato-red margin that turns brown when bruised, and ellipsoid basidiospores. Detailed morphological descriptions, along with color photographs, illustrations, and a phylogenetic tree, are provided to clarify the taxonomic positions and relationships of these two new species.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"33-49"},"PeriodicalIF":3.6,"publicationDate":"2025-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12639356/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145589876","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":"The addition of six novel species and a new record of <i>Amphisphaeria</i> from northern Thailand.","authors":"Zaw Lin Tun, Digvijayini Bundhun, Chitrabhanu S Bhunjun, Sajeewa S N Maharachchikumbura, Vinodhini Thiyagaraja, Fatimah Al-Otibi, Kevin D Hyde","doi":"10.3897/mycokeys.125.163523","DOIUrl":"10.3897/mycokeys.125.163523","url":null,"abstract":"<p><p>This study introduces six new <i>Amphisphaeria</i> species, discovered on dead twigs belonging to Calophyllaceae, Fabaceae, Sapotaceae, and Theaceae in northern Thailand, based on a morpho-phylogenetic approach. Our newly introduced <i>Amphisphaeria</i> species share morphological traits with other members of the genus, featuring ascomata with a two-layered peridium and unitunicate asci with either J+ or J- apical ring. The newly identified species <i>Amphisphaeria mesuae</i>, <i>A. mimusopis</i>, <i>A. paraserianthis</i>, <i>A. pseudomicheliae</i>, <i>A. pterocarpi</i>, and <i>A. schimae</i> differ from previously known <i>Amphisphaeria</i> species in Amphisphaeriaceae. This distinction is supported by combined analyses using maximum likelihood and Bayesian inference of nuclear ribosomal large subunit rDNA (LSU) and the internal transcribed spacer (ITS) sequence matrix. <i>Amphisphaeria mesuae</i> can be distinguished from <i>A. ailaoshanensis</i> by the presence of larger ascomata, smaller asci, ellipsoidal ascospores, and the absence of a sheath surrounding the ascospores. <i>Amphisphaeria mimusopis</i> differs from its phylogenetically related sister taxon by possessing smaller asci, larger ascospores, and narrower paraphyses. <i>Amphisphaeria paraserianthis</i> differs from closely related taxa in its ostiolate ascomata and 3-septate ascospores. <i>Amphisphaeria pterocarpi</i> can be distinguished from the taxon with which it clusters by having smaller ascomata and ascospores. <i>Amphisphaeria pseudomicheliae</i> has larger ascomata and asci, but smaller ascospores, compared to its sister taxon, <i>A. micheliae</i>. <i>Amphisphaeria schimae</i> differs from closely related taxa in its larger ascomata, asci, and ascospores. <i>Amphisphaeria micheliae</i> was also collected here and is reported as a new record on <i>Senna siamea</i>. This study contributes to the expansion of the taxonomic framework of <i>Amphisphaeria</i>.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"125 ","pages":"1-31"},"PeriodicalIF":3.6,"publicationDate":"2025-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12639359/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145589790","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}