In the Ascomycota this attribute is most often found in the ascogenous hyphae and ascocarp while the bulk of the mycelia remains monokaryotic.
Claviceps purpurea is an ascomycetous fungus which grows on the seeds of purple moor grass.
In Europe, while S. multistriatus acts as vector of the Dutch elm disease, caused by the Ascomycota Ophiostoma ulmi, it is much less effective than the large elm bark beetle, S. scolytus.
, 1914 – a synonym of Phyllachora Nitschke ex Fuckel, a genus of fungus in the Ascomycota