Golovinomyces echinopis (Braun) Heluta, 1988

on Echinops

gall

mycelium amphigenous, persistent. Appressoria nipple-shaped. Conidia in short chains, without fibrosin bodies, ± lemon-shaped. Conidiophore long. Cleistothecia contain 6-20 asci with 2(-3) spores. Appendages numerous, on and below the equator, 0.3-2 x the diameter; they are mycelioid, mostly hyaline, mostly unbranched.

hostplants

Asteraceae, monophagous:

Echinops banaticus, exaltatus, pungens, ritro, sphaerocephalus, spinosissimus.

synonyms

Erysiphe echinopis Braun, 1981.

references

Braun (1995a), Braun & Cook (2012a), Czerniawska (2001a), Henricot (2009a), Jage, Klenke & Kummer (2010a), Klenke & Scholler (2015a).

mod 25.viii.2018