Marasasiomyces Crous, 2015

Crous, Pedro W., Müller, Michael M., Sánchez, Romina M., Giordano, Lucrecia, Bianchinotti, M. Virginia, Anderson, Freda E. & Groenewald, Johannes Z., 2015, Resolving Tiarosporella spp. allied to Botryosphaeriaceae and Phacidiaceae, Phytotaxa 202 (2), pp. 73-93 : 86

Marasasiomyces Crous , gen. nov. MycoBank MB811252

Etymology:— Named after Walter Friedrich Otto Marasas, who collected this fungus in the Karoo, South Africa.

Distinguished from Tiarosporella by having conidiomata with long necks, covered in brown setae, and having holoblastic conidiogenesis. Similar to Eutiarosporella , but conidiomata not in clusters.

Conidiomata pycnidial, dark brown to black, rostrate with elongated necks, covered in brown, simple, septate, smooth to verruculose setae. Conidiophores reduced to conidiogenous cells. Conidiogenous cells lining the inner cavity, holoblastic, determinate, cylindrical, hyaline, smooth. Conidia solitary, hyaline, smooth, thin-walled, straight, fusiform, apex obtuse, base truncate, with a cone-like mucoid apical appendage.

Type species:— Marasasiomyces karoo (B. Sutton & Marasas) Crous