Plant Parasites of Europe

leafminers, galls and fungi

Physoderma maculare

Physoderma maculare Wallroth, 1833

on Alisma, Baldellia


low, brownish black ridges, some mm long and 0.5 mm wide, on the leaves and stems. In the tissue cells with 1-3 reddish brown thick-walled resting sporangia.

host plants

Alismataceae, oligophagous

Alisma gramineum, plantago-aquatica; Baldelllia ranunculoides.


Brandenburger (1985aL 699), Buhr (1964b), Klenke & Scholler (2015a), Redfern & Shirley (2011a), Roskam (2019a), Tomasi (2014a).

Last modified 2.xii.2022