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).