Mycokeys最新文献

{"title":"The diversity of Acarosporaceae (Acarosporales, Lecanoromycetes) in California.","authors":"Kerry Knudsen, Jessica Cho-Ah-Ying, Jana Kocourková, Eva Hodková, Jiří Malíček, Yan Wang","doi":"10.3897/mycokeys.112.138580","DOIUrl":"10.3897/mycokeys.112.138580","url":null,"abstract":"<p><p><i>Acarosporaalba</i>, <i>A.indistincta</i>, <i>A.sharnoffii</i>, and <i>A.tejonensis</i> are described from California. <i>Sarcogynefasciculata</i> is described from California and New Mexico. <i>Sarcogynecoeruleonigricans</i> is reported new for California. <i>Sarcogynelapponica</i> is recognized as a synonym of <i>Acarosporalapponica</i>, its basionym. We report 127 described species of Acarosporaceae for North America. We verified 62 species of Acarosporaceae from California.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"183-210"},"PeriodicalIF":2.8,"publicationDate":"2025-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11758098/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143048357","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":"Phylogenetic studies on the genus <i>Candolleomyces</i> (Psathyrellaceae, Basidiomycota) occurring in the bed of the Indus River, Punjab, Pakistan, reveal three new species.","authors":"Qirui Li, Muhammad Haqnawaz, Abdul Rehman Niazi, Abdul Nasir Khalid","doi":"10.3897/mycokeys.112.141766","DOIUrl":"10.3897/mycokeys.112.141766","url":null,"abstract":"<p><p>During macrofungal surveys in 2019-2024, several specimens belonging to the family Psathyrellaceae were collected from the bed of the Indus River, Punjab, Pakistan. Phylogenetic analyses, based on ITS, LSU, and tef-1α sequences and morpho-anatomical study, confirmed the novelty and placement of three taxa in the genus <i>Candolleomyces</i>. They are described as <i>Candolleomycescrenatus</i>, <i>C.undulatus</i>, and <i>C.virgatus</i>. For distinguishing characters, <i>C.crenatus</i> has crenate cap margins, small basidiospores, and a marginate base of stipe. <i>Candolleomycesundulatus</i> has parabolic to campanulate, wavy margins, light purplish gray with a light brownish gray center of pileus, and an appendiculate, pendant annulus. <i>Candolleomycesvirgatus</i> has a parabolic to plane, distinct umbo, a virgate surface of pileus, 1-7 tiers, forking lamellae, and longitudinal striation on the surface of the stipe. Currently, <i>Candolleomyces</i> comprises 60 formally recognized species worldwide. However, with the inclusion of these three species, the total number rises to 63. Detailed descriptions, a phylogenetic estimate, morphological comparisons, and illustrations are provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"165-182"},"PeriodicalIF":2.8,"publicationDate":"2025-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11758361/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143048355","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 phylogenetic analyses reveal two new species of the <i>Fusariumfujikuroi</i> (Hypocreales, Nectriaceae) species complex in China.","authors":"Mingwei Zhang, Cheng Peng, Shuji Li, Chengming Tian","doi":"10.3897/mycokeys.112.133472","DOIUrl":"10.3897/mycokeys.112.133472","url":null,"abstract":"<p><p>The <i>Fusariumfujikuroi</i> species complex (FFSC) encompasses a diverse array of more than 80 phylogenetic species with both phytopathological and clinical importance. A stable taxonomy is crucial for species in the FFSC due to their economical relevance. Fungal strains used in this study were obtained from <i>Castaneamollissima</i> and <i>Rubuslambertianus</i>, collected from Beijing and Shaanxi Province. We employ morphological and phylogenetic analyses based on partial gene fragments of the translation elongation factor 1-alpha (<i>tef1</i>), beta-tubulin (<i>tub2</i>), calmodulin (<i>CaM</i>), RNA polymerase largest subunit (<i>rpb1</i>), and RNA polymerase II second largest subunit (<i>rpb2</i>), as well as the pairwise homoplasy index tests. Studies have shown that these phylospecies are clustered in the Asian clade of the FFSC. The present study delineates two novel <i>Fusarium</i> species within the FFSC, named <i>F.castaneophilum</i> and <i>F.rubicola</i>, complemented by illustrations and descriptions.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"127-163"},"PeriodicalIF":2.8,"publicationDate":"2025-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11758097/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143048352","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":"New <i>Aquilariomyces</i> and <i>Mangifericomes</i> species (Pleosporales, Ascomycota) from <i>Aquilaria</i> spp. in China.","authors":"Tian-Ye Du, Samantha C Karunarathna, Kevin D Hyde, Somrudee Nilthong, Ausana Mapook, Dong-Qin Dai, Kunhiraman C Rajeshkumar, Abdallah M Elgorban, Li-Su Han, Hao-Han Wang, Saowaluck Tibpromma","doi":"10.3897/mycokeys.112.139831","DOIUrl":"10.3897/mycokeys.112.139831","url":null,"abstract":"<p><p>Saprobic fungi are known for their critical role in decomposition and nutrient cycling. The study of saprobic fungi is equally important, as it helps in understanding their ecological roles and identifying their hidden diversity. This study focused on saprobic fungi on <i>Aquilaria</i>, which is poorly studied compared to economically important hosts like coffee, tea, and rubber. Our rigorous process led to the collection of two new terrestrial saprobic fungi from the Guangdong and Yunnan provinces in China. After extensive phylogenetic analyses and detailed comparison of morphological characteristics, the two collections were identified as two new species belonging to Pleosporales, Ascomycota. <i>Aquilariomycesmaomingensis</i> <b>sp. nov.</b> was isolated from <i>Aquilariasinensis</i> in Guangdong Province, while <i>Mangifericomesaquilariae</i> <b>sp. nov.</b> was isolated from <i>Aquilaria</i> sp. in Yunnan Province. Full descriptions, photo plates, and phylogenetic analyses (maximum likelihood and Bayesian inference analyses based on LSU, ITS, SSU, <i>tef</i>1-α, and <i>rpb</i>2 gene combinations) of the new species are provided, along with a comprehensive list of saprobic fungi associated with <i>Aquilaria</i> spp.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"103-125"},"PeriodicalIF":2.8,"publicationDate":"2025-01-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11747782/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014449","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":"Novel <i>Helicosporium</i> and <i>Neohelicomyces</i> (Tubeufiaceae, Tubeufiales) species from terrestrial habitats in China and Thailand.","authors":"Tao Peng, Yong-Zhong Lu, Song Bai, Jing-Yi Zhang, Xing-Juan Xiao, Na Wu, Jian Ma","doi":"10.3897/mycokeys.112.140211","DOIUrl":"10.3897/mycokeys.112.140211","url":null,"abstract":"<p><p>During our investigations of saprobic fungi, five fungal collections from terrestrial habitats in China and Thailand were examined using both morphological and multi-gene phylogenetic approaches (LSU, ITS, <i>tef</i>1-α, and <i>rpb</i>2), resulting in the identification of three novel species: <i>Helicosporiumrubrum</i>, <i>Neohelicomycesmaolanensis</i>, and <i>N.subtropicus</i>. <i>Helicosporium</i> and <i>Neohelicomyces</i> are morphologically similar in their asexual morphs but can be distinguished based on their molecular phylogenetic data. In this study, our new species, <i>Helicosporiumrubrum</i>, represents the fourth sexual species within the genus, characterized by yellow-brown ascomata and fusiform ascospores. Detailed descriptions, illustrations, phylogenetic analysis results, and corresponding notes are provided to clarify the distinctions between these new species and related taxa.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"81-101"},"PeriodicalIF":2.8,"publicationDate":"2025-01-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11742100/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014504","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":"Species diversity of <i>Tricholoma</i> (Agaricales, Tricholomataceae) from Shanxi Province of northern China with the description of four new species.","authors":"Ning Mao, Jia-Jia Yang, Yu-Xin Zhang, Ting Li, Li Fan","doi":"10.3897/mycokeys.112.132652","DOIUrl":"https://doi.org/10.3897/mycokeys.112.132652","url":null,"abstract":"<p><p>Species of <i>Tricholoma</i> are of great economic and ecological value. There are many studies on <i>Tricholoma</i> worldwide, but the areas investigated are generally North America and Europe. There is limited knowledge about <i>Tricholoma</i> in China. In this study, 21 species of <i>Tricholoma</i> were confirmed in Shanxi Province based on morphological and molecular phylogenetic analyses. These species are located in eight sections, viz. sect. Atrosquamosa, sect. Genuina, sect. Lasciva, sect. Matsutake, sect. Pardinicuti, sect. Rigida, sect. Terrea and sect. Tricholoma. Of these, four species are described as new to science: <i>T.flavoviride</i>, <i>T.fumeobrunneum</i>, <i>T.parafulvum</i>, and <i>T.viscidum</i>.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"59-80"},"PeriodicalIF":2.8,"publicationDate":"2025-01-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11739812/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014517","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 wood-inhabiting fungi of <i>Asterostroma</i> and <i>Radulomyces</i> (Basidiomycota) from Southwestern China.","authors":"Junhong Dong, Qiaohua Deng, Minglan Chen, Daxiang Chen, Chunqin Zhou, Changlin Zhao","doi":"10.3897/mycokeys.112.137098","DOIUrl":"10.3897/mycokeys.112.137098","url":null,"abstract":"<p><p>In the ecosystem, wood-inhabiting fungi play an indispensable role in wood degradation and the cycle of substances. They are regarded as the \"key player\" in the process of wood decomposition because of their ability to produce various enzymes that break down woody lignin, cellulose, and hemicellulose. In this study, four new wood-inhabiting fungal species, <i>Asterostromaparamuscicola</i>, <i>Radulomycesbambusinus</i>, <i>R.fissuratus</i>, and <i>R.sinensis</i>, were collected from southwestern China and were proposed based on the morphological and molecular evidence. <i>Asterostromaparamuscicola</i> is characterised by the felted-membranous to pellicular basidiomata with pinkish to slightly salmon-buff, a smooth hymenial surface, a monomitic hyphal system, and generative hyphae bearing simple-septate and subglobose, thin-walled, echinulate basidiospores measuring as 8-8.8 × 7-8 µm. <i>Radulomycesbambusinus</i> is characterised by the resupinate basidiomata with pinkish-white to pink, a tuberculate hymenial surface, a monomitic hyphal system and generative hyphae bearing clamp connections, and subglobose, slightly thick-walled, smooth basidiospores measuring as 6-7.5 × 5.5-7.3 µm. <i>Radulomycesfissuratus</i> is characterised by the coriaceous basidiomata with grey to grey-buff, a tuberculate hymenial surface, a monomitic hyphal system and generative hyphae bearing clamp connections, and globose, slightly thick-walled, smooth basidiospores measuring as 7-9.5 × 6.5-8.5 µm. <i>Radulomycessinensis</i> is characterised by the coriaceous basidiomata with straw to cinnamon to ocherous, a tuberculate hymenial surface, a monomitic hyphal system and generative hyphae bearing clamp connections, and broadly ellipsoid, slightly thick-walled, smooth basidiospores measuring as 7.5-9 × 6.2-7.5 µm. Sequences of the internal transcribed spacer (ITS) and large subunit (nrLSU) markers of the studied samples were generated, and phylogenetic analyses were performed with maximum likelihood, maximum parsimony, and Bayesian inference methods. Phylogenetic analyses of ITS+nrLSU nuclear RNA gene regions showed that four new species were assigned to the genera <i>Asterostroma</i> and <i>Radulomyces</i>. The phylogenetic tree inferred from the ITS sequences revealed that <i>A.paramuscicola</i> was closely associated with <i>A.macrosporum</i> and <i>A.muscicola</i>. Based on the ITS sequences, the topology showed that <i>Radulomycesbambusinus</i> was retrieved as a sister to <i>R.zixishanensis</i>. The taxon <i>R.fissuratus</i> forms a monophyletic lineage. The other one species, <i>R.sinensis</i>, was closely associated with <i>R.molaris</i> and <i>R.yunnanensis</i>.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"35-58"},"PeriodicalIF":2.8,"publicationDate":"2025-01-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11736305/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014474","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>Xylaria</i> (Xylariaceae, Ascomycota) associated with fallen leaves in Hainan Tropical Rainforest National Park, China.","authors":"Xiaoyan Pan, Zongzhu Chen, Yiqing Chen, Jinrui Lei, Xiaohua Chen, Tingtian Wu, Yuanling Li","doi":"10.3897/mycokeys.112.140487","DOIUrl":"https://doi.org/10.3897/mycokeys.112.140487","url":null,"abstract":"<p><p><i>Xylaria</i> is a large and complex genus of macrofungi, playing a critical role in ecosystems as decomposers and possessing antimicrobial, anticancer, and antioxidant properties. This paper described two new <i>Xylaria</i> species discovered on fallen leaves in Hainan Tropical Rainforest National Park, based on morphological characteristics and genetic sequences. Detailed color illustrations and comparisons with similar species were provided. The main characteristics of <i>X.acifer</i> included long, needle-shaped stromata, ellipsoid to fusoid ascospores, and prominent non-cellular appendages. The stromata of <i>X.tuberculosa</i> had an aggregated, knobby fertile part, with smaller ascospores also featuring non-cellular appendages. Additionally, a key to 46 <i>Xylaria</i> species associated with fallen leaves and petioles worldwide was established.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"17-34"},"PeriodicalIF":2.8,"publicationDate":"2025-01-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11733624/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014526","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":"New species and records of <i>Phaeobotryon</i> (Botryosphaeriales, Botryosphaeriaceae) from <i>Larix</i> in China.","authors":"Yeting Zhu, Yingmei Liang, Cheng Peng","doi":"10.3897/mycokeys.112.139053","DOIUrl":"10.3897/mycokeys.112.139053","url":null,"abstract":"<p><p>During the fungal investigations of <i>Larix</i> hosts in China, ten isolates of <i>Phaeobotryon</i> were obtained from dead and dying branches. Morphological characteristics and phylogenetic analyses of combined ITS, LSU, and <i>tef1-α</i> loci revealed the presence of two new species, <i>P.laricinum</i> and <i>P.longiparaphysium</i>, as well as two new host records for <i>P.aplosporum</i> and <i>P.rhois</i> from <i>L.olgensis</i>. In this study, we provide descriptions and illustrations of these species, thereby enriching the diversity within the <i>Phaeobotryon</i> taxa.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"112 ","pages":"1-15"},"PeriodicalIF":2.8,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11730088/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143014482","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 three new plant pathogenic fungi species (Septobasidiales, Basidiomycota) from China.","authors":"Qianquan Jiang, Zhengli Kang, Xubo Wang, Changlin Zhao","doi":"10.3897/mycokeys.111.125933","DOIUrl":"https://doi.org/10.3897/mycokeys.111.125933","url":null,"abstract":"<p><p>Three new fungal species, <i>Septobasidiummacrobasidium</i>, <i>S.puerense</i> and <i>S.wuliangshanense</i>, are proposed based on a combination of the morphological features and molecular evidence. The taxon <i>S.macrobasidium</i> is characterized by the coriaceous basidiomata with a cream surface, cylindrical basidia, straight, 4-celled, subglobose or ovoid probasidia and thin-walled, narrowly cylindrical basidiospores with septa, measuring as 7-9 × 3.5-4.5 µm, the haustoria consisting of irregularly coiled hyphae; in addition, this fungus was found associated with the insect of Diaspididae. The species <i>S.puerense</i> is characterised by resupinate coriaceous basidiomata with a cinnamon brown to chestnut brown surface, cylindrical or slightly irregular basidia, 2-3-celled, slightly curved, subglobose to pyriform probasidia, probasidia cell persistent after the formation of the basidia and the haustoria with two types consisting of irregularly coiled hyphae and spindle-shape. The fungus was found associated with the insect species <i>Pseudaulacaspispentagona</i>. The species <i>S.wuliangshanense</i> is characterised by the coriaceous basidiomata with a slightly brown surface, cylindrical or slightly irregular basidia, 2-3-celled, straight or slightly curved, pyriform, subglobose or ovoid and probasidia, haustoria consisting of irregularly coiled hyphae, associated with the insect genus <i>Aulacaspis</i>. Sequences of internal transcribed spacer region (ITS) were analysed maximum likelihood, maximum parsimony and Bayesian inference methods. The new species <i>S.macrobasidium</i> was clustered with <i>S.maesae</i>. Furthermore, <i>S.puerense</i> was retrieved as a sister to <i>S.carestianum</i>. The phylogenetic tree, inferred from the ITS sequences, highlighted that <i>S.wuliangshanense</i> was the sister to <i>S.aquilariae</i> with strong supports. Application of PHI test to the ITS tree-locus sequences revealed no recombination level within phylogenetically related species.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"111 ","pages":"229-248"},"PeriodicalIF":2.8,"publicationDate":"2024-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11704740/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142957279","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}