Physoderma gerhardtii Schröter, 1886

on Poaceae

gall

up to 5 mm long blackish brown stripes on the leaves. Embedded in the tissue ovoid resting sporangia.

Contrary to Ph. graminis, that may occur on the same host plants, the growth and development of the host is not disturbed.

host plants

Poaceae, oligophagous

Alopecurus; Catabrosa aquatica; Cynosurus cristatis; Dactylis; Glyceria; Phalaroides arundinacea; Phleum; Puccinellia.

references

Brandenburger (1985a: 826), Klenke & Scholler (2015a).