Phylum Ascomycota Caval.-Sm. (1998) - sac fungi Subphylum Pezizomycotina O.E. Erikss. & Winka (1997) Class Leotiomycetes O.E. Erikss. & Winka (1997) Order Helotiales Nannf. (1932) Family Sclerotiniaceae Whetzel ex Whetzel (1945) Genus Kohninia Holst-Jensen, Vrålstad & T. Schumach. (2004)