Two new species of Perenniporia sensu lato (Polyporales, Basidiomycota) from China and two new combinations in Crassisporus

Autor: Chao-Ge Wang, Jian Chen, Hong-Gao Liu, Yu-Cheng Dai, Yuan Yuan
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: MycoKeys, Vol 105, Iss , Pp 97-118 (2024)
Druh dokumentu: article
ISSN: 1314-4049
DOI: 10.3897/mycokeys.105.121858
Popis: Phylogenetic and morphological analyses on Perenniporia s.l. were carried out. Phylogenies on Perenniporia s.l. are reconstructed with two loci DNA sequences including the internal transcribed spacer (ITS) regions and the large subunit (nLSU). Two new species from Yunnan Province, southwest China, Perenniporia prunicola and P. rosicola in Perenniporia s.l., are illustrated and described. Perenniporia prunicola is characterised by the perennial and resupinate basidiomata with a clay pink pore surface when fresh, a trimitic hyphal system, the presence of clavate to fusiform hymenial cystidia, ellipsoid to broadly ellipsoid basidiospores measuring 4.8–6.2 × 3.6–4.5 µm. Perenniporia rosicola is characterised by annual and resupinate basidiomata with a white pore surface when fresh, a dimitic hyphal system, the presence of dendrohyphidia, broadly ellipsoid to subglobose basidiospores measuring 5–5.8 × 4–5.2 μm. In addition, Crassisporus is a genus in Perenniporia s.l., in which two new combinations Crassisporus minutus and C. mollissimus are proposed. Main morphological characteristics of species related to new taxa are also provided.
Databáze: Directory of Open Access Journals
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