Erysiphe paeoniae Zheng & Chen, 1981

on Paeonia

gall

mycelium amphigenous, often white and persistent. Appressoria lobed, single or paired. Conidia formed solitary, elliptic, without fibrosin bodies. Cleistothecia with 3-12 asci, that contain 3-6 spores. Appendages in very variable numbers, sub-equatorial, 0.3-1 x the diameter; they are mycelioid, weakly septate, ± hyaline, verrucose, mostly strongly branched, almost coralloid.

hostplants

Paeoniaceae, monophagous

Paeonia anomala, coriacea, lactiflora, officinalis & subsp. microcarpa, peregrina, wittmanniana.

references

Beenken & Senn-Irlet (2016a), Braun (1995a), Braun & Cook (2012a), Jage, Klenke & Kummer (2010a), Klenke & Scholler (2015a), Piątek (2004a).

mod 25.viii.2018