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on Festuca s.l.

gall

uredinia small, orange, epiphyllous, without paraphyses; urediniospores short-elliptic with 4-8 well visible germination pores. Telia epiphyllous, blackish brown, surrounded by brown ± fused paraphyses; teliospores one-celled on a persistent pedicel of up to 45 µm that is hyaline except for the port closest to the spore.

uredinia, telia

Poaceae, narrowly oligophagous

Drymochloa sylvatica; Festuca arenaria, glauca, halleri, heterophylla, ovin, rubra, rupicapraria, vaginata, valesiaca; Schedonorus arundinaceus, pratensis.

synonyms

often considered conspecific with U. dactylidis.

references

Brandenburger (1985a), Buhr (1965a), Gäumann (1959a), González-Fragoso (1925a), Hrabětová, Kolařík & Marková (2015a), Klenke & Scholler (2015a), Termorshuizen & Swertz (2011a).