Plant Parasites of Europe

leafminers, galls and fungi

Septoria menyanthis

Septoria menyanthis Desmazières, 1853

on Menyanthes

Septoria menyanthis on Menyanthes trifoliata

Menyanthes trifoliata, Belgium, prov. Antwerp, Mol, de Maat, 16.ix.2021 © Carina Van Steenwinkel: leaf spots

Septoria menyanthis on Menyanthes trifoliata

detail (upper side) with pycnidia

Septoria menyanthis on Menyanthes trifoliata

pycnidium with extruded spore mass

Septoria menyanthis on Menyanthes trifoliata

spores 1.5-2.5 x 30-65 µm, (1-)3(-5) septate.

host plants

Menyanthaceae, monophagous

Menyanthes trifoliata.

references

Brandenburger (1985a: 495).

Last modified 19.ix.2021