Plasmopara peucedani Nannfeldt, 1939

on Dichoropetalum, Peucedanum

Plasmopara peucedani on Peucedanum palustre

Peucedanum palustre, Belgium, prov. Limburg, Koersel, Vallei van de Zwarte Beek © Carina Van Steenwinkel

Plasmopara peucedani on Peucedanum palustre

underside of an infected leaf segment

Plasmopara peucedani: conidiophore

conidiophore

Plasmopara peucedani: conidiophore

ultimate branches

Plasmopara peucedani: conidium

conidium

gall

leaves at the upper side with angular yellow, eventually brown, spots. At the underside a white fungal down of erect conidiophores that apically bear a few short branches, each one ending upon an almost globular conidium.

hostplants

Apiaceae, narrowly oligophagous

Dichoropetalum carvifolia; Peucedanum alsaticum, austriacum, cervaria, oreoselinum, palustre, venetun.

references

Brandenburger (1985a: 452), Doppelbaur, Huber & Poelt (1965a), Klenke & Scholler (2015a), Mayor (1967a), Melzer, Pittoni, Poelt & Scheuer (1984a).

18/04/2017

pub 18.iv.2017 · mod 31.vii.2017