Golovinomyces senecionis Braun, 2012

on Asteraceae

gall

mycelium amphigenous, effuse. Appressoria nipple-shaped. Conidia in short chains, without fibrosin bodies. Foot-cell of conidiophore straight, 40-60 µm. Cleistothecia amphigenous. Appendages numerous, resembling ordinary hyphae, 0.3 – 2.5 x the cleistothecial diameter. Up to 20 asci per cleistothecium, with 2 spores.

hostplants

Asteraceae, oligophagous:

Adenostyes alliariae, alpina; ? Erechtites hieraciifolius, valerianifolius; Jacobaea alpina, aquatica, erucifolia, incana, paludosa, vulgaris; Senecio doria & subsp. umbrosus, doronicum, hercynicus, macrophyllus, nemorensis & subsp. jacquinianus, ovatus & subsp. stabianus, sarracenicus; ? Tussilago farfara.

references

Braun & Cook (2012a), Bresinsky (2016a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a).

19/04/2017