Peronospora amaranthi Gäumann, 1923

on Ranunculus

gall

underside of the leaves with a greyish violet down of erect conidiophores that apically several times are branching, each branch ending upon a conidium.

hostplants

Amaranthaceae, monophagous

Amaranthus blitum.

synonyms

the Index Fungorum (2016) considers P. amaranti one of the many synonyms of P. farinosa.

references

Brandenburger (1985a), Klenke & Scholler (2015a), Săvulescu (1948a).

20/05/2017

mod 17.vii.2017