Morphological and phylogenetic evidence reveal three new Pseudohydnum (Auriculariales, Basidiomycota) species from North China.
Front Cell Infect Microbiol
; 13: 1139449, 2023.
Article
in En
| MEDLINE
| ID: mdl-36875530
ABSTRACT
Pseudohydnum is characterized by gelatinous basidiomata with hydnoid hymenophores and longitudinally septate basidia. In this study, samples of the genus from North China were examined morphologically and phylogenetically using a dataset of the internal transcribed spacer of the ribosomal RNA gene and the nuclear large subunit rDNA. This study describes three new species, namely Pseudohydnum abietinum, Pseudohydnum candidissimum, and Pseudohydnum sinobisporum. Pseudohydnum abietinum is characterized by pileate and pale clay pink basidiomata when fresh, with a rudimentary stipe base, four-celled basidia, and broadly ellipsoid to ovoid or subglobose basidiospores (6-7.5 × 5-6.3 µm). P. candidissimum is characterized by very white basidiomata when fresh, frequently four-celled basidia, and broadly ellipsoid to subglobose basidiospores (7.2-8.5 × 6-7 µm). P. sinobisporum is characterized by ivory basidiomata when fresh, two-celled basidia, ovoid to broadly ellipsoid, or subglobose basidiospores (7.5-9.5 × 5.8-7.2 µm). The main characteristics, type localities, and hosts of Pseudohydnum species are listed.
Key words
Full text:
1
Collection:
01-internacional
Database:
MEDLINE
Main subject:
Basidiomycota
Country/Region as subject:
Asia
Language:
En
Journal:
Front Cell Infect Microbiol
Year:
2023
Document type:
Article
Affiliation country:
China