Psylla alpina Förster, 1848

on Alnus

parasite

Larvae, concealed by by mass of white wax, at the thin twigs.

hostplants

Betulaceae, narrowly monophagous

Alnus viridis.

references

Buhr (1964b), Burckhardt (1983a, 2002a), Burckhardt & Kofler (1991a), Conci, Rapisarda & Tamanini (1992a), Hellrigl (2004a), Hodkinson (2009a), Ouvrard, Burckhardt & Cocquempot (2015a), Seljak (2006a, 2020a).