Phyllactinia paliuri Braun, 2012

Fungi, Ascomycota, Leotiomycetes, Erysiphales, Erysiphaceae

onPaliurus

gall

mycelium both internal and external; external mycelium hypophyllous, thin, white, mostly persistent. Appressoria weakly developed or missing; when present ± nipple-shaped or ridge-forming. Conidia formed one by one, clavate, without fibrosin bodies. Conidiophore long and thin. Cleistothecia hypophyllous, 125-185 µm, with 10-20 asci that contain 2 spores. Appendages 4-12, in an equatorial circle, 1-2 as long as the diameter of the cleistothecium. They are acicular, abruptly and strongly swollen at their base.

hostplants

Rhamnaceae, monophagous

Paliurus spina-christi.

references

Braun & Cook (2012a), Klenke & Scholler (2015a).

04/12/2015

mod 17.vii.2017