Phyllachora graminis (Persoon) Fuckel, 1870

on Poaceae

Bromopsis erecta, Hungary, Budapest, 10.x.2019 © László Érsek

a single sorus

section, with (empty) perithecia

detail

Elytrigia repens, Well (Li)

detail

Lolium perenne, Loenen (Ge) © Arnold Grosscurt

a stroma (+ an uredinium of an unidentified rust fungus)

asci

an ascus with spores

Phleum pratense, Belgium, prov. Fleish Brabant, Zichem, de Demerbroeken © Carina Van Steenwinkel

ascus

ascospores with a mucilaginous mantle

conidia of the Linochora stag

gall

At the upperside or underside of the leaves develop, often very many, elongated black blisters. Embedded in the tissue are cavities filled with asci (perithecia) or linear conidia (pycnidia). The pycnidia form the anamorph stage, in this case called the Linochora stage.

host plants

Poaceae, oligophagous

Agropyron; Agrostis capillaris; Brachypodium; Bromopsis benekenii, erecta, inermis, ramosa; Bromus; Elytrigia repens; Hordelymus europaeus; Lolium perenne; Phleum pratense; Poa alpina; Sesleria caerulea; Sporobolus pungens.

synonyms

Phyllachora poae (Fuckel) Saccardo, 1883.

references

Blumer (1946a), Brandenburger (1995a), Dietrich (2013a), Ellis & Ellis (1997a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a, 2019a), Kruse & Jage (2014a), Negrean (1995a), Ruszkiewicz-Michalska (2006a).