Kermes quercus (Linnaeus, 1758)

striped kermes

on Quercus

Kermes quercus: scales on Quercus robur bark

Quercus robur from Malumphy ao (2010a).

parasite

Female scales globula, up to 4 mm, on the stem, generally in bark fissures. They are dark brown with 4-8 vague black transversal bands. Often misinterpreted as galls.

host plants

Fagaceae, monophagous

Quercus petraea, pubescens, robur.

distribution within Europe

(PESI, 2018).

references

Fetykó (2014a), Gertsson (2011a), Jansen (1999b), Malumphy, Ostrauskas & Pye (2008a, 2010a), Masten Milek, Seljak, Šimala ao (2016a), Pellizzari, Porcelli, Convertini & Marotta (2012a), Podsiadło (2013a), Seljak (2010a), Spodek, Ben-Dov, Ghanim & Mendel (2012a).

mod 1.iii.2019