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Citation for Study 25649

About Citation title: "Larssoniporiaceae fam. nov. and two species of Larssoniporia (Basidiomycota)".
About Study name: "Larssoniporiaceae fam. nov. and two species of Larssoniporia (Basidiomycota)".
About This study is part of submission 25649 (Status: Published).

Citation

Yuan Y., Jia C.J., Cui B., Wu F., & Dai Y.C. 2020. Larssoniporiaceae fam. nov. and two species of Larssoniporia (Basidiomycota). Science China Life Sciences, .

Authors

  • Yuan Y. Phone 861062336309
  • Jia C.J.
  • Cui B. Phone 86-10-62336309
  • Wu F.
  • Dai Y.C.

Abstract

A new polypore family, Larssoniporiaceae fam. nov., is proposed based on the combination of molecular evidence and morphological characteristics, and it is typified by Larssoniporia. The phylogenetic analysis shows that the four species of Larssoniporia forms a monophyletic clade within Russulales. The new family is characterized by annual to perennial, resupinate, hard corky to woody hard basidiocarps, poroid hymenophores, dimitic hyphal structure, generative hyphae bearing clamp connections or simple septa, dextrinoid skeletal hyphae, basidiospores that are hyaline, thin-walled, finely asperulate and amyloid. Two new species in the genus of Larssoniporia, viz. L. punctata and L. tephropora, are described based on morphological characteristics and phylogenetic analyses. Phylogenetic analyses based on the internal transcribed spacer (ITS) regions and nuclear large subunit (nLSU) ribosomal RNA gene regions indicated that these two species nested within the Larssoniporia clade and formed two independent lineages. L. punctata is characterized by a perennial growth habitat, white pores when fresh, generative hyphae with simple septa, the presence of skeletocystidia, the absence of gloeocystidia, and oblong ellipsoid, weakly amyloid basidiospores measuring 3.2?3.8 ? 2?2.3 ?m. And L. tephropora is characterized by annual growth habitat, grey pores when fresh, generative hyphae with simple septa, the presence of skeletocystidia, the absence of gloeocystidia, and ellipsoid, weakly amyloid basidiospores measuring 2.2?3 ? 1.8?2.2 ?m. A key to accepted species in Larssoniporia is provided.

Keywords

New family, Phylogeny, polypore, taxonomy, wood-inhabiting fungi

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  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S25649
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