Bremia picridis Ito & Tokunaga, 1935

Chromista, Oomycota, Oomycetes, Peronosporales

on Helminthoteca, Picris

gall

thin whitish hypophyllous fungal down at the underside of the leaf, consisting of erect, apically multiply branched conidiophores. Each ultimate branch ends in a swelling with four short stalks, each one bearing an ovoid conidium. Infected plants may be strongly disfigured

hostplants

Asteraceae, monophagous

Helminthotheca ecioides; Picris hieracioides.

synonyms

Bremia picridis-hieracioidis Savinceva, 1974.

references

Brandenburger (1985a), Choi & Thines (2015a), Klenke & Scholler (2015a).

01/11/2016