Polonospora Błaszk., Niezgoda, B.T. Goto, Magurno, gen. nov.

MycoBank number: MB 840256; Index Fungorum number: IF 840256; Facesoffungi number: FoF;

Type: Polonospora polonica (Błaszk.) Błaszk., Niezgoda,B.T. Goto, Magurno.

Etymology: As that for the Polonosporaceae (see above).

Diagnosis: As that of Polonosporaceae (see above).

Distribution and habitat: Worldwide, with records of physical specimens and environmental sequences originating from China, Georgia, Japan, Lithuania, Poland, Portugal, and the USA (Online Resource 5). Associated with roots of plants growing in gardens, dunes, forests, and highly contaminated sites (Gai et al. 2006; Błaszkowski 2012).

Specimens examined: 95–136, 3804–3821, LPPDSE.