Mycokeys最新文献

{"title":"Morphological characteristics and phylogenetic analyses revealed five new species (Basidiomycota) from Southwestern China.","authors":"Ali Yang, Lu Wang, Yongjun Hu, Yingtao Jiang, Guiying Shi, Changlin Zhao","doi":"10.3897/mycokeys.114.145368","DOIUrl":"10.3897/mycokeys.114.145368","url":null,"abstract":"<p><p>In the present study, five new wood-inhabiting fungal species, <i>Conferticiumalbocremeum</i> (Stereaceae, Russulales), <i>Dendrocorticiopsisluteoalba</i> (Punctulariaceae, Corticiales), <i>Eichleriellabiluoxueshanensis</i> (Auriculariaceae, Auriculariales), <i>Gloeohypochniciumyunnanense</i> (Incertae sedis, Russulales), and <i>Punctularianigrodontea</i> (Punctulariaceae, Corticiales), collected from southern China, are proposed based on a combination of morphological features and phylogenetic evidence. <i>Conferticiumalbocremeum</i> is characterized by membranaceous and smooth basidiomata with white to cream surface and ellipsoid and verrucose basidiospores (9-11 × 5-7 µm); <i>Dendrocorticiopsisluteoalba</i> is characterized white to buff, membranaceous basidiomata and ellipsoid, thin-walled and smooth basidiospores (7-8 × 4.5-5.5 µm); <i>Eichleriellabiluoxueshanensis</i> is characterized by coriaceous and grandinioid basidiomata with buff to cinnamon-buff hymenophore and allantoid, thin-walled basidiospores (13.5-17.5 × 7-9 µm); <i>Gloeohypochniciumyunnanense</i> is characterized by buff to cream, coriaceous and smooth basidiomata and globose, thick-walled and warted basidiospores (10-12 × 10-11.5 µm), and <i>Punctularianigrodontea</i> is characterized by resupinate to effused-reflexed basidiomata and ellipsoid, thin-walled and smooth basidiospores (8.5-10 × 5-6 µm). Sequences of the internal transcribed spacers (ITS) and the large subunit (nLSU) of the nuclear ribosomal DNA (rDNA) markers of the studied samples were generated. Phylogenetic analyses performed based on the ITS+nLSUrDNA gene regions with the maximum likelihood, maximum parsimony, and Bayesian inference methods revealed that five new species belong to the genera <i>Conferticium</i>, <i>Dendrocorticiopsis</i>, <i>Eichleriella</i>, <i>Gloeohypochnicium</i>, and <i>Punctularia</i>. Descriptions, illustrations, phylogenetic analysis results, and a comparison with closely related taxa of the five new species are provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"177-212"},"PeriodicalIF":2.8,"publicationDate":"2025-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11889512/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143587663","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>Peroneutypa</i> (Diatrypaceae, Xylariales) and a first record of <i>Eutypacamelliae</i> in China with updated description.","authors":"Xinying Mao, Kamran Habib, Rizwana Zulfiqar, Hongde Yang, Yingqian Kang","doi":"10.3897/mycokeys.114.145312","DOIUrl":"10.3897/mycokeys.114.145312","url":null,"abstract":"<p><p>Diatrypaceae is a diverse family with a worldwide distribution, occurring on a wide range of hosts in terrestrial and marine environments, some of which are important plant pathogens. During a survey of ascomycete diversity in Guizhou Province, China, three new taxa within <i>Peroneutypa</i> are proposed based on morphological comparisons and phylogenetic analyses of combined ITS and <i>tub2</i> sequences data. The newly proposed species are <i>Peroneutypaguizhouensis</i>, <i>P.wanfenglinensis</i> and <i>P.zhujiashanesis</i>. In addition, <i>Eutypacamelliae</i> was recorded for the first time from China, with an updated description. Detailed morphological descriptions, illustrations, comparative analyses, and a tabular comparison of the new species with related and similar taxa are provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"213-238"},"PeriodicalIF":2.8,"publicationDate":"2025-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11889509/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143587612","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":"Four new species of <i>Pichia</i> (Pichiales, Pichiaceae) isolated from China.","authors":"Liang-Chen Guo, Shuang Hu, Hai-Yan Zhu, Yu-Jie Shang, Yan-Jie Qiu, Zhang Wen, Shen-Xi Chen, Feng-Yan Bai, Pei-Jie Han","doi":"10.3897/mycokeys.114.142474","DOIUrl":"10.3897/mycokeys.114.142474","url":null,"abstract":"<p><p>The genus <i>Pichia</i> belonging to the family Pichiaceae is widely distributed worldwide and has garnered significant attention due to its importance in various industries and its potential role in human infections. During our investigation of yeast diversity in China, several strains representing undescribed taxa were isolated from forests in Hainan province, Hubei province, Beijing city and a mudflat in Guangdong province. Based on phylogenetic analyses of the internal transcribed spacer (ITS) region and the D1/D2 domain of the large subunit (LSU) rRNA, these strains were identified as four new species: <i>Pichiakregeriana</i> <b>sp. nov.</b> (holotype strain CGMCC 2.7383^T), <i>P.phaffii</i> <b>sp. nov.</b> (holotype strain CGMCC 2.8239^T), <i>P.ureolytica</i> <b>sp. nov.</b> (holotype strain CGMCC 2.6825^T) and <i>P.wuzhishanensis</i> f.a. <b>sp. nov.</b> (holotype strain CGMCC 2.7381^T). The six strains of <i>P.ureolytica</i> were identified as positive for urease production. This phenomenon is extremely rare in the genus <i>Pichia</i>, as only <i>P.bovicola</i> is reported to exhibit weak urease activity.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"115-132"},"PeriodicalIF":2.8,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11883644/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143573802","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 characteristics and phylogenetic analyses reveal five new species of Hymenochaetales (Agaricomycetes, Basidiomycota) from southwestern China.","authors":"Yunfei Dai, Qi Yuan, Xin Yang, Rui Liu, Defu Liu, Haisheng Yuan, Changlin Zhao","doi":"10.3897/mycokeys.114.143851","DOIUrl":"10.3897/mycokeys.114.143851","url":null,"abstract":"<p><p>Wood-inhabiting fungi can decompose wood materials and play a crucial role in the natural world by maintaining the equilibrium of the Earth's ecosystems. In the present study, five new wood-inhabiting fungal species belonging to the order Hymenochaetales, <i>Hymenochaeteweishanensis</i>, <i>Lyomycesalbofarinaceus</i>, <i>Lyomycesalbomarginatus</i>, <i>Tubulicrinisalbobadius</i> and <i>Xylodonmusicola</i>, collected from southern China, are proposed based on a combination of morphological features and molecular evidence. <i>Hymenochaeteweishanensis</i> is characterized by a coriaceous, tuberculate hymenial surface, a monomitic hyphal system with simple-septate generative hyphae, and ellipsoid to narrow ellipsoid basidiospores (4.0-5.0 × 2.0-3.0 µm); <i>Lyomycesalbofarinaceus</i> is characterized by pruinose hymenial surface, a monomitic hyphal system with clamped generative hyphae, and broadly ellipsoid basidiospores (6.0-7.0 × 5.0-6.0 µm); <i>Lyomycesalbomarginatus</i> is characterized by the cracked hymenial surface, clamped generative hyphae, and elliposoid basidiospores (4.0-5.5 × 2.7-3.5 µm); <i>Tubulicrinisalbobadius</i> is characterized by an arachnoid hymenial surface, a monomitic hyphal system with clamped generative hyphae and cylindrical to allantoid basidiospores (4.0-6.0 × 1.5-2.2 µm) and <i>Xylodonmusicola</i> is characterized by an arachnoid hymenial surface, a monomitic hyphal system with clamped generative hyphae and broadly ellipsoid to globe basidiospores (4.0-5.5 × 3.5-5.0 µm). Sequences of the internal transcribed spacers (ITS) and the large subunit (nrLSU) of the nuclear ribosomal DNA (rDNA) markers of the studied samples were generated. Phylogenetic analyses were performed using maximum likelihood, maximum parsimony, and Bayesian inference methods. Full descriptions, illustrations, and phylogenetic analysis results for the five new species are provided.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"133-175"},"PeriodicalIF":2.8,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11883501/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143573805","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 and a new record of ConocybesectionPilosellae (Bolbitiaceae, Agaricales) from Jilin Province, China.","authors":"Han-Bing Song, Tolgor Bau","doi":"10.3897/mycokeys.114.140056","DOIUrl":"10.3897/mycokeys.114.140056","url":null,"abstract":"<p><p>This study is based on the phylogenetic framework of ConocybesectionPilosellae and incorporates materials from Jilin Province. A systematic phylogenetic tree was constructed using maximum likelihood and Bayesian analyses of internal transcribed spacer region (ITS) and nuclear large subunit ribosomal DNA (nrLSU), and translation elongation factor 1-alpha (<i>tef1-α</i>) sequences. As a result, three new species were discovered in Jilin Province: <i>Conocybeverna</i>, which emerges in broad-leaved forests during spring; <i>C.angulispora</i>, characterized by angular and submitriform or slightly hexagonal basidiospores; and <i>C.rubrocyanea</i>, with basidiomata displaying a reddish hue when fresh and a bluish hue when dry. Additionally, a new record for China, <i>C.hexagonospora</i> was identified, characterized by the lack of distinct pubescence on the pileus and slightly hexagonal basidiospores, increasing the total number of species within sect. Pilosellae to 22. Key for sect. Pilosellae is provided, accompanied by morphological descriptions and line drawings for the new species and a new record for China.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"67-94"},"PeriodicalIF":2.8,"publicationDate":"2025-02-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11876981/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558311","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":"A new psychrophilic yeast of Kriegeriaceae (Kriegeriales) isolated from lichen in the Arctic, with the description of <i>Licheniasvalbardensis</i> gen. et sp. nov.","authors":"Yukun Bai, Zeyu Tang, Xiaoya Peng, Jun Huang, Mingjing Sun, Jia Liu, Fang Peng","doi":"10.3897/mycokeys.114.135299","DOIUrl":"10.3897/mycokeys.114.135299","url":null,"abstract":"<p><p>Yeasts are an important component of the microbiome in circumpolar regions that are characterized by unique environmental conditions. However, the taxonomy of yeasts remains largely unknown in high- and low-latitude regions. Curing a field survey of yeasts in the Svalbard Archipelago, Norway, a new yeast genus in Kriegeriales was isolated from dendritic lichens. Based on the phylogeny of multiple loci (ITS, LSU, SSU, <i>rpb1</i>, <i>rpb2</i>, <i>tef1-α</i>, and <i>cytb</i>), morphology, and physiological characteristics, the new genus <i>Lichenia</i> is proposed with the type species <i>Licheniasvalbardensis</i>. Additionally, 10 °C and 15 °C are the fastest growth temperatures of <i>L.svalbardensis</i>. It has low or no growth at temperatures above 20 °C, and there appears to be a morphogenetic transition from yeast to pseudohyphae or hyphae above 10 °C.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"95-113"},"PeriodicalIF":2.8,"publicationDate":"2025-02-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11876982/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558307","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 and phenotype of <i>Filobasidium</i> revealing three new species (Filobasidiaceae, Filobasidiales) from China.","authors":"Chun-Yue Chai, Zhi-Wen Xi, Qiu-Hong Niu, Feng-Li Hui","doi":"10.3897/mycokeys.114.142438","DOIUrl":"10.3897/mycokeys.114.142438","url":null,"abstract":"<p><p>The genus <i>Filobasidium</i>, a member of the family Filobasidiaceae in the order Filobasidiales, is a group of basidiomycetes with many representative species. To date, 14 species have been described and accepted in <i>Filobasidium</i>. Although some newfound species from China have recently been published, the species diversity of <i>Filobasidium</i> remains incompletely understood. Samples from various areas of China were obtained and examined to investigate the species diversity of the genus. Three new species, namely <i>F.pseudomali</i> <b>sp. nov.</b>, <i>F.castaneae</i> <b>sp. nov.</b>, and <i>F.qingyuanense</i> <b>sp. nov.</b>, were introduced based on phylogenetic analyses of the internal transcribed spacer (ITS) region and the D1/D2 domain of the large subunit (LSU) rRNA gene and the ITS sequence alone coupled with phenotypic characteristics. Full descriptions, illustrations, comparisons with similar species, and phylogenetic analyses are provided. Findings from this study substantially enrich the biodiversity of <i>Filobasidium</i> in China.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"49-65"},"PeriodicalIF":2.8,"publicationDate":"2025-02-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11876983/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143558309","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":"Four new species of <i>Erioscyphella</i> (Leotiomycetes, Helotiales) from southwestern China.","authors":"Le Luo, Kandawatte W Thilini Chethana, Qi Zhao, Hong-Li Su, Cui-Jin-Yi Li, Vinodhini Thiyagaraja, Fatimah Al-Otibi, Kevin D Hyde","doi":"10.3897/mycokeys.114.138647","DOIUrl":"10.3897/mycokeys.114.138647","url":null,"abstract":"<p><p><i>Erioscyphella</i> is found across various regions and is part of the family Lachnaceae (Helotiales). It is distinguished by its white to orange disc-shaped apothecia, white to brown receptacles, and granulated hairs that contain amorphous or resinous material. These hairs lack swelling apices and crystals. Additionally, this genus is unique for its long ascospores. In the present study, we collected eight specimens from southwestern China. Morphological and phylogenetic analyses based on the combined LSU, ITS, mtSSU and <i>RPB2</i> dataset showed that our specimens represent four new species of <i>Erioscyphella</i>, including <i>E.ailaoensis</i>, <i>E.baimana</i>, <i>E.gelangheica</i> and <i>E.tengyueica</i>. Here, we provide complete morphological descriptions with illustrations and sequence data essential for future taxonomic and evolutionary research.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"29-48"},"PeriodicalIF":2.8,"publicationDate":"2025-02-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11845983/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143484388","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":"Description of two new species of <i>Ophiocordyceps</i>: <i>O.sinocampes</i> and <i>O.cystidiata</i> (Ophiocordycipitaceae, Hypocreales) from typical karst landform forests in Guizhou, China.","authors":"Zhong-Shun Xu, Li-Ping Deng, Hai-Yan Wang, Hui-Ling Tian, Jiao-Jiao Qu, Yong-Dong Dai, Xiao Zou","doi":"10.3897/mycokeys.114.134323","DOIUrl":"10.3897/mycokeys.114.134323","url":null,"abstract":"<p><p>Karst habitats are hotspots of diversity and endemism. Their naturally fragmented distributions across broad geographic landscapes have led to a complex array of smaller evolutionary ecosystems. Comprehensive biodiversity assessments of karst habitats have revealed that these ecosystems contain a high level of endemism. During a survey of cordycipitoid fungi in the karst region of southwest Guizhou, China, we identified and proposed two new species, based on morphology and multi-locus (nrSSU, nrLSU, <i>tef</i>, <i>rpb1</i>, and <i>rpb2</i>) phylogenetic analyses. <i>O.cystidiata</i> <b>sp. nov.</b> is characterized by gray-white to yellow fertile part, verrucose phialides, and conidia enveloped in a cystic thickened mucus sheath, distinguishing it from other species. <i>O.sinocampes</i> <b>sp. nov.</b> is distinguished by long tapering phialides with inflated bases. Phylogenetic analyses using five loci reveal that <i>O.cystidiata</i> shares a close relationship with <i>O.fenggangensis</i>, <i>O.musicaudata</i>, <i>O.alboperitheciata</i>, and <i>Hirsutellakuankuoshuiensis</i>, while <i>O.sinocampes</i> is closely related to <i>O.multiperitheciata</i> and <i>H.strigosa</i>. Herein, we completed the descriptions, illustrations and molecular phylogeny of these two new species. The host diversity of <i>O.sinocampes</i> has also been documented within the orders Lepidoptera and Coccoidea. Our research further enriches the diversity of cordycipitoid species in the typical karst landform areas of Guizhou, China.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"114 ","pages":"1-27"},"PeriodicalIF":2.8,"publicationDate":"2025-02-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11843171/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143484326","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":"Five new epiphytic species of <i>Vishniacozyma</i> (Bulleribasidiaceae, Tremellales) from China.","authors":"Shan Liu, Dan-Yang Cai, Chun-Yue Chai, Feng-Li Hui","doi":"10.3897/mycokeys.113.140598","DOIUrl":"10.3897/mycokeys.113.140598","url":null,"abstract":"<p><p>The genus <i>Vishniacozyma</i>, globally distributed, encompasses numerous epiphytic and endophytic species. In this study, five new species are proposed to accommodate eleven yeast strains isolated from leaves of different plants: <i>V.diospyri</i> <b>sp. nov.</b> (holotype CICC 33574^T), <i>V.guiyangensis</i> <b>sp. nov.</b> (holotype CICC 33569^T), <i>V.pingtangensis</i> <b>sp. nov.</b> (holotype CICC 33596^T), <i>V.eriobotryae</i> <b>sp. nov.</b> (holotype GDMCC 2.312^T), and <i>V.tianchiensis</i> <b>sp. nov.</b> (holotype CICC 33617^T) using phenotypic and phylogenetic characters. Phylogenetic analysis was based on the internal transcribed spacer (ITS) region and the D1/D2 domain of the large subunit (LSU) rRNA gene. Illustrations and descriptions of these five taxa are provided, along with comparative analyses with closely related species within the genus. This research highlights the considerable diversity of <i>Vishniacozyma</i> species in China and contributes valuable data for future investigations in fungal systematics and evolution.</p>","PeriodicalId":48720,"journal":{"name":"Mycokeys","volume":"113 ","pages":"321-336"},"PeriodicalIF":2.8,"publicationDate":"2025-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11840432/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143469643","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}