Diuraphis calamagrostis (Ossiannilsson, 1959)

on Calamagrostis

parasite

Apterae 2-3 mm, pale yellowish with dark head and appendages, white wax-powdered. In swollen leaf sheaths and longitudinally rolled leaves.

hostplants

Poaceae, monophagous

Calamagrostis canescens, purpurea.

synonyms

Holcaphis calamagrostis.

references

Blackman & Eastop (2017), Buhr (1964b), Heie (1992a).

mod 30.ix.2018