Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)

The toothed jelly fungus <i>Pseudohydnum gelatinosum</i> was originally described from Europe. The name has a broad sense and the species has been widely reported almost all over the world. We have studied samples of so-called <i>P. gelatinosum</i> from Asia and Oceania. Base...

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Main Authors: Hong-Min Zhou, Hong-Gao Liu, Genevieve M. Gates, Fang Wu, Yu-Cheng Dai, Jerry A. Cooper
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Journal of Fungi
Subjects:
Online Access:https://www.mdpi.com/2309-608X/8/7/658
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author Hong-Min Zhou
Hong-Gao Liu
Genevieve M. Gates
Fang Wu
Yu-Cheng Dai
Jerry A. Cooper
author_facet Hong-Min Zhou
Hong-Gao Liu
Genevieve M. Gates
Fang Wu
Yu-Cheng Dai
Jerry A. Cooper
author_sort Hong-Min Zhou
collection DOAJ
description The toothed jelly fungus <i>Pseudohydnum gelatinosum</i> was originally described from Europe. The name has a broad sense and the species has been widely reported almost all over the world. We have studied samples of so-called <i>P. gelatinosum</i> from Asia and Oceania. Based on morphology, hosts, geography, and phylogenetic analysis using the internal transcribed spacer regions (ITSs) and the large subunit of nuclear ribosomal RNA gene (nLSU), four new species, <i>P. himalayanum, P. orbiculare, P. sinogelatinosum,</i> and <i>P. tasmanicum,</i> from China, New Zealand, and Australia are described and illustrated, and a new combination, <i>Pseudohydnum totarae</i>, is proposed. The five new taxa can be differentiated by the shape of their basidiomata, pileal surface color when fresh, spine size, basidiospore dimensions, shape of hyphidia, hosts, and biogeography. Phylogenetically, most of these taxa are distantly related, and different base pairs among these taxa mostly account for >2% nucleotides in the ITS regions.
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spelling doaj.art-a8bf70185bd543b8a22bb3ea42da1e172023-12-03T15:15:28ZengMDPI AGJournal of Fungi2309-608X2022-06-018765810.3390/jof8070658Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)Hong-Min Zhou0Hong-Gao Liu1Genevieve M. Gates2Fang Wu3Yu-Cheng Dai4Jerry A. Cooper5Institute of Microbiology, School of Ecology and Nature Conservation, Beijing Forestry University, Beijing 100083, ChinaSchool of Agronomy and Life Sciences, Zhaotong University, Zhaotong 657000, ChinaTasmanian Institute of Agriculture, Private Bag 98, Hobart, TAS 7001, AustraliaInstitute of Microbiology, School of Ecology and Nature Conservation, Beijing Forestry University, Beijing 100083, ChinaInstitute of Microbiology, School of Ecology and Nature Conservation, Beijing Forestry University, Beijing 100083, ChinaManaaki Whenua, Landcare Research, P.O. Box 69040, Lincoln 7608, New ZealandThe toothed jelly fungus <i>Pseudohydnum gelatinosum</i> was originally described from Europe. The name has a broad sense and the species has been widely reported almost all over the world. We have studied samples of so-called <i>P. gelatinosum</i> from Asia and Oceania. Based on morphology, hosts, geography, and phylogenetic analysis using the internal transcribed spacer regions (ITSs) and the large subunit of nuclear ribosomal RNA gene (nLSU), four new species, <i>P. himalayanum, P. orbiculare, P. sinogelatinosum,</i> and <i>P. tasmanicum,</i> from China, New Zealand, and Australia are described and illustrated, and a new combination, <i>Pseudohydnum totarae</i>, is proposed. The five new taxa can be differentiated by the shape of their basidiomata, pileal surface color when fresh, spine size, basidiospore dimensions, shape of hyphidia, hosts, and biogeography. Phylogenetically, most of these taxa are distantly related, and different base pairs among these taxa mostly account for >2% nucleotides in the ITS regions.https://www.mdpi.com/2309-608X/8/7/658gelatinous fungitaxonomywood-inhabiting fungi
spellingShingle Hong-Min Zhou
Hong-Gao Liu
Genevieve M. Gates
Fang Wu
Yu-Cheng Dai
Jerry A. Cooper
Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
Journal of Fungi
gelatinous fungi
taxonomy
wood-inhabiting fungi
title Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
title_full Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
title_fullStr Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
title_full_unstemmed Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
title_short Phylogeny and Diversity of the Genus <i>Pseudohydnum</i> (Auriculariales, Basidiomycota)
title_sort phylogeny and diversity of the genus i pseudohydnum i auriculariales basidiomycota
topic gelatinous fungi
taxonomy
wood-inhabiting fungi
url https://www.mdpi.com/2309-608X/8/7/658
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