Peronospora spec. on Dysphania

on Dysphania

gall

underside of the leaves with a greyish purple fungal down consisting of vertical conidiophores that apically several times are dichotomously branching, each branch ending upon an elliptic conidium.

hostplants

Amaranthaceae, monophagous

Dysphania ambrosioides.

synonyms

According to Choi, Denchev & Shin this concerns an autonomous, still unnamed, species. Klenke & Scholler place it under P. chenopodii-polyspermi.

notes

On Dysphania botrys lives Peronospora chenopodii.

references

Choi, Denchev & Shin (2008a), Klenke & Scholler (2015a).

18/09/2016

mod 18.vii.2017