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Insights into the Tricholomatineae (Agaricales, Agaricomycetes): a new arrangement of Biannulariaceae and Callistosporium, Callistosporiaceae fam. nov., Xerophorus stat. nov., and Pleurocollybia incorporated into Callistosporium

查看全文 作　　者：Alfredo [1,2]Vizzini;Giovanni [3]Consiglio;Mauro [4]Marchetti;Pablo [5]Alvarado 高影响力作者 机构地区：[1]Department of Life Sciences and Systems Biology,University of Torino,Viale P.A.Mattioli 25,10125 Turin,Italy;[2]Institute for Sustainable Plant Protection(IPSP-SS Turin),C.N.R.,Viale P.A.Mattioli,25,10125 Turin,Italy;[3]Via Ronzani 61,Casalecchio di Reno,40033 Bologna,Italy;[4]Via Molise 8,56123 Pisa,Italy;[5]ALVALAB,Dr.Fernando Bongera St.,Severo Ochoa Bldg.S1.04,33006 Oviedo,Spain高影响力机构 出　　处：《Fungal Diversity》索引2020年第2期,共49页高影响力期刊 摘　　要：A new classification of the taxa formerly ascribed to Biannulariaceae(≡Catathelasmataceae),viz.Catathelasma(type),Callistosporium,Pleurocollybia,Macrocybe,Pseudolaccaria,Guyanagarika and Anupama is here proposed.Phylogenetic inference of the Tricholomatineae based on the analysis of a combined dataset of nuclear genes including ITS,18S and 28S rDNA,tef1 and rpb2 data supports significantly a monophyletic origin of the aforementioned genera with the exception of Catathelasma,which is significantly related with Bonomyces and Cleistocybe.Biannulariaceae is therefore emended to include the clade formed by Catathelasma,Bonomyces and Cleistocybe.Consequently,the new family Callistosporiaceae is proposed to name the clade containing Callistosporium(=Pleurocollybia)and related genera.Species of Callistosporium with distant lamellae,long hygrophoroid basidia and large amygdaliform spores are accommodated in the new genus Xero-phorus.Finally,the new species Callistosporium pseudofelleum and Macrocybe sardoa are described,Clitocybe hesleri and C.fellea are combined into Callistosporium and Pseudolaccaria,respectively,and Callistosporium olivascens var.donadinii is upgraded to species rank and combined into Xerophorus. 关 键 词：Basidiomycota Tricholomatoid clade Catathelasma clade Multigene phylogenetic analysis Taxonomy
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