Four New or Newly Recorded Species from Freshwater Habitats in Jiangxi Province, China

Freshwater fungi consist of a highly diverse group of organisms in freshwater habitats worldwide. During a survey of fungal diversity in freshwater habitats across different regions of Jiangxi Province, China, four freshwater fungi were collected. To study their phylogenetic relationships, the inter...

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Bibliographic Details
Main Authors: Chen-Yu Xu, Hai-Yan Song, Jian-Ping Zhou, Zhi-Jun Zhai, Chao-Yu Cui, Dian-Ming Hu
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Journal of Fungi
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Online Access:https://www.mdpi.com/2309-608X/11/1/79
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Summary:Freshwater fungi consist of a highly diverse group of organisms in freshwater habitats worldwide. During a survey of fungal diversity in freshwater habitats across different regions of Jiangxi Province, China, four freshwater fungi were collected. To study their phylogenetic relationships, the internal transcribed spacer (ITS1-5.8S-ITS2), large subunit (28S, LSU), small subunit (18S, SSU), and RNA polymerase II subunit (<i>RPB2</i>) genes were selected for phylogenetic analyses. Based on morphology coupled with phylogenetic analysis, these strains were confirmed to belong to <i>Phaeoisaria</i>, <i>Pleurothecium</i>, and <i>Pseudodactylaria</i>. Among them, three fungi were confirmed as the new species, namely, <i>Pleurothecium lignicola</i> (Pleurotheciaceae), <i>Pseudodactylaria jiangxiensis</i> (<i>Pseudodactylariaceae</i>), and <i>Ps. lignicola</i> (Pseudodactylariaceae). One species was identified as <i>Phaeoisaria filiformis</i> (Pleurotheciaceae), a new record of this species in China. All species were compared with other similar species, and detailed descriptions, illustrations, and phylogenetic data were provided.
ISSN:2309-608X