Podosphaera tridactyla (Wallroth) de Bary, 1870

on Prunus

gall

mycelium amphigenous. Appressoria nipple-shaped. Conidia formed in chains, with fibrosin bodies, short-elliptic. Cleistothecia with a single ascus, containing 6-8 spores. Appendages 3-7, above the equator, 1-6 x the diameter, standing as a bundle ± upright; they are more or less stiff, septate, at the top 3-5 times forked in quick succession.

hostplants

Rosaceae, monophagous

Prunus angustifolia, armeniaca, avium, cerasifera, cerasus, domestica & subsp. insititia, dulcis, laurocerasus, lusitanica, mahaleb, padus, persica, salicina, serotina, spinosa & subsp. dasyphylla, tomentosa, virginiana

references

Braun (1995a), Braun &Cook (2015a), Bresinsky (2016a), Butin & Kehr (2005a), Czerniawska (2001a), Doppelbaur (1973a), Dynowska, Fiedorowicz & Kubiak (1999a), Jage, Klenke & Kummer (2010a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Kruse & Jage (2014a), Mayor (1967a), Mułenko, Piątek, Wołczańska ao (2010a), Ruszkiewicz-Michalska (2006a), Świderska, Wołczańska, Kozłowska ao (2005a).

mod 26.viii.2018