New species of Hydnotrya (Ascomycota, Pezizomycetes) from southwestern China with notes on morphological characteristics of 17 species of Hydnotrya .

More specimens of Hydnotrya have been collected from southwestern China in recent years. Morphological and molecular analyses showed that they belonged to three species of Hydnotrya , of which two are new to science, H.oblongispora and H.zayuensis . The third one was H.laojunshanensis , previously reported in 2013. The new species are described, and their relationship to other species of Hydnotrya is discussed. H.laojunshanensis is re-described in more detail. The main morphological characters of 17 species of Hydnotrya are compared and a key to them is provided as well.