Epichloe baconii White, 1993

on Agrostis

Agrostis spec., France, dép. Nord, Fresnes-sur-Escaut, 9.vi.2018 @ Sébastien Carbonelle

Agrostis spec., Belgium, prov. Limburg, Diepenbeek, Nietelbroeken © Carina Van Steenwinkel

detail; the culm above the gall has been killed

asci

the ascospores were unusually long: 25-40 µm

gall

One or more internodes all round and mostly over their total length, wrapped in a while, later yellowish fungal mass (stroma). The internodes are hardly or not at all swollen. In the stroma slender asci. The spores are 20-30 µm long and are uniseptate.

hostplants

Poaceae, monophagous

Agrostis canina, capillaris, gigantea, stolonifera.

references

Buhr (1964a, [typhina]), Jage, Kruse, Kummer ao (2013a), Jage, Scholler & Klenke (2010a), Moon (1999a), Redfern & Shirley (2011a), Rommelaars & Helleman (2010a), Schardl (2010a).