Phyllachora graminis (Persoon) Fuckel, 1870

on Poaceae

Phyllachora graminis on Elytrigia repens

Elytrigia repens, Well (Li)

Phyllachora graminis on Elytrigia repens

detail

Phyllachora graminis on Lolium perenne

Lolium perenne, Loenen (Ge) © Arnold Grosscurt

Phyllachora graminis on Lolium perenne

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

Phyllachora graminis: ascus

asci

Phyllachora graminis: asci

an ascus with spores

Phyllachora graminis on Phleum pratense

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

Phyllachora graminis: ascus

ascus

Phyllachora graminis: ascospores

ascospores with a mucilaginous mantle

Phyllachora graminis: conidia of Linochora stage

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.

hostplants

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

mod 14.xi.2017