Erysiphe convolvuli var. calystegiae Braun, 1981

on Calystegia

Erysiphe convolvuli var. calystegiae on Calystegia sepium

Calystegia sepium, Belgium, prov. Antwerp, Mol © Carina Van Steenwinkel

Erysiphe convolvuli var. calystegiae on Calystegia sepium

same leaf, underside

Erysiphe convolvuli var. calystegiae: cleistothecium

cleistothecium with appendages

Erysiphe convolvuli var. calystegiae: ascus

ascus

Erysiphe convolvuli var. calystegiae: ascus

immature ascus

gall

Like the var. convolvuli, but the asci contain 5-6 spores.

hostplants

Convolulaceae, monophagous

Calystegia pulchra, sepium, silvatica.

references

Braun (1995a), Braun & Cook (2012a), Bresinsky (2016a), Klenke & Scholler (2015a), Scheuer & Bechter (2012a).

19/04/2017

pub 19.iv.2017 · mod 15.vii.2017