Sclerotinia borealis Bubák & Vleugel, 1917
snow blight of grass
on grasses
parasite
In white down, in early spring, develop black sclerotia. They form long-stalked light brown cupulate apothecia. Asci 8-14 x 180-250 µm, spores 7-12 x 16-28 µm.
host plants
Poaceae, oligophagous
Arrhenatherum; Dactylis; Phleum; Secale; Triticum.
synonyms
Myriosclerotinia borealis (Bubák & Vleugel) Kohn, 1979.
references
Brandenburger (1985a: 756).