Ascotaiwania is a genus of fungi in the Sordariomycetes class (subclass Sordariomycetidae) of the Ascomycota. In 2020, it was placed in the order Savoryellales and family of Savoryellaceae.
Ascotaiwania persoonii and A. hughesii have been found in North America found on decorticated wood in lotic and lentic habitats.
As accepted by Species Fungorum;
Former species;