Golovinomyces asterum var. moroczkovskii (Heluta) Braun, 2012

on Galatella, Symphyotrichum

Golovinomyces asterum var. moroczkovskii: mildew on Galatella linosyris

Galatella linosyris, Belgium, prov. Liège, Aywaille, Carrière de la Falize, 23.xi.2018 © Philippe Vanmeerbeeck

gall

Golovinomyces asterum (Schweinitz) Braun, 2012: mycelium generally amphigenous. Appressoria nipple-shaped. Conidia formed in chains, without fibrosin bodies. Cleistothecia with 8-20 two-spored asci. Appendages sub-equatorial, numerous, mycelioid. Var. moroczkovskii: foot cell of the conidiophore mostly curved, sometimes sinuous; appendages of more or less equal length, up to equal the diameter.

host plants

Asteraceae, oligophagous

Galatella sedifolia & subsp. dracunculoides, linosyris, villosa; Symphyotrichum dumosum, ericoides, laeve, lanceolatum, novae-angliae, novi-belgii, parviflorum, pilosum, puniceum, salignum.

references

Beenken & Senn-Irlet (2016a), Braun & Cook (2012a), Bresinsky (2016a), Klenke & Scholler (2015a), Kruse (2014a), Kruse & Jage (2014a)

mod 27.xi.2018