Pemphigus populi Courchet, 1879

Hemiptera, Aphididae

on Populus

Pemphigus populi: young gall on Populus nigra

Populus nigra, Hungary, Mosonmagyaróvár © László Érsek: young gall (early May)

Pemphigus populi: fundatrix in gall on Populus nigra

opened gall with fundatrix

Pemphigus populi: gall on Populus nigra

a month later

Pemphigus populi: gall with apterae on Populus nigra

apterae

Pemphigus populi: gall wih alatae on Populus nigra

alatae

Pemphigus populi: gall on Populus nigra

Populus nigra, Spain, prov. Léon, Astorga; © Nicolás Pérez

Pemphigus populi: gall on Populus nigra

Populus nigra cv ‘Italica’, Belgium, prov. Liège, Sclessin; © Jean-Yves Baugnée.The gall is unusually high, possibly because it is still young.

Pemphigus populi: opened gall

opened gall

Pemphigus populi: gall on Populus nigra

Populus nigra cv ‘Italica’, Overschie © Ben van As: the lower gall is about to burst open at the tip

gall

the gall usually is green and almost always narrowed at the base.

primary hostplants

Salicaceae, narrowly monopgagous

Populus nigra & var. italica.


gall

aphid colonies on the roots.

secondary hostplants

Fabaceae, oligophagous

Lathyrus pratensis; Medicago lupulina; Melilotus altissimus.

synonyms

Pemphiginus populi.

references

Béguinot (2002h, 2003a, 2006c, 2007a, 2012a), Bellman (2012a), Blackman & Eastop (2014), Buhr (1965a), Cogolludo (1921a), Dauphin & Aniotsbehere (1997a), Deckert & Deckert (2016a), Heie (1980a), Hellrigl (2004a), Kollár (2011a), Lambinon, Carbonelle & Claerebout (2015a), Lambinon & Schneider (2004a); Lampel & Meier (2003a), Osiadacz & Halaj (2014a), Pellizzari (2010a), Redfern & Shirley (2011a), Tomasi (2003a, 2014a).

30/09/2016

pub 24.xii.2016 · mod 28.vi.2017