Parapiesma quadratum (Fieber, 1844)
Hemiptera, Piesmatidae
on Amaranthaceae
gall
the leaf is strongly twirled, the veins and petioles are thickened and twisted.
hostplants
Amaranthaceae, oligophagous
Atriplex; Beta vulgaris; Chenopodium album.
synonyms
Piesma quadratum.
notes
The galling is not a direct result of feeding damage by the bug, but by a virus that is transmitted in this way.
references
Buhr (1964b).
24/02/2014