Plant Parasites of Europe

leafminers, galls and fungi

Pachypappa vesicalis

Pachypappa vesicalis Koch, 1856

on Populus, primary host plant


leaves with large, irregular, often pale, bulges, open to the underside. Often three or more galled leaves in close proximity on the same shoot.

host plants

Salicaceae, narrowly monophagous

Populus alba, x canescens.

on Picea, Pseudotsuga, secondary host planten


Apterae 0.5-3 mm, pale yellowish white, on thin mycorrhizal root ends with white filamentous wax. Some populations live permanently on the secondary host plant. Not attended by ants.

host plants

Pinaceae, oligophagous

Picea abies, glauca, sitchensis; Pseudotsuga menziesii.

Wojciechowski ao cite also Pinus sylvestris.


Albrecht (2015a, 2017a), Blackman & Eastop (2014), Börner & Franz (1956a), Buhr (1965a), Carter & Danielsson (1993a), Dauphin & Aniotsbehere (1997a), Heie (1980a), Houard (1908a), Krzywiec (1982a), Redfern & Shirley (2011a), Roskam (2009a), Tomasi (2014a), Wojciechowski, Depa, Halgoš ao (2016a).

Last modified 15.i.2019