Atronectria thelotrematis ( Sordariomycetes ), a remarkable new pyrenomycete on Thelotrema lepadinum from Chile, with a key to the lichenicolous fungi growing on Thelotrema

Autor: Mikhail P. Zhurbenko
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Plant and Fungal Systematics, Vol 67, Iss 2, Pp 34-39 (2022)
Druh dokumentu: article
ISSN: 2544-7459
2657-5000
DOI: 10.35535/pfsyst-2022-0004
Popis: Atronectria thelotrematis , a lichenicolous pyrenomycete growing on Thelotrema lepadinum , is described as new to science from Chile. The species is characterized by black perithecioid ascomata; a brown, not changing color in K and lactic acid, N+ reddish orange exciple resembling textura angularis or textura epidermoidea; 0–4-septate periphyses; a I−, K/I− hymenium with rather rare lipid droplets; the absence of distinct interascal filaments; inoperculate, unitunicate, cylindrical, 8-spored, I−, K/I− asci; and hyaline to occasionally light brown, smooth to mostly finely verruculose, 1-septate, homopolar ascospores, uniseriate in the ascus. A key to ten species of lichenicolous fungi known to occur on Thelotrema is provided.
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