Pemphigus bursarius (Linnaeus, 1758)

poplar-lettuce aphid

on Populus, primary host plant

Pemphigus bursarius: young galls on Populus nigra

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

Pemphigus bursarius: fundatrix

opened gall with fundatrix, eggs, and young aphids

Pemphigus bursarius: mature gall on Populus nigra

one month later

Pemphigus bursarius: apterae

opened mature gall

Pemphigus bursarius: alatae

apterae and alatae

Pemphigus bursarius gall

Populus nigra cv. ‘Italica’, Utrecht, Terwijde © Arnold Grosscurt

gall

purse galls, always on the petiole.

host plants

Salicaceae, monophagous

Populus nigra.

Less often also on P. balsamifera, x berolinensis, canadensis, carolinensis, simonii.


on Asteraceae, secondary host plants

gall

aphid colonies, with much white wax, mainly on the roots.

host plants

Asteraceae, oligophagous

Cichorium endivia, intybus; Crepis; Lactuca sativa, serriola; Lapsana; Mycelis muralis; Sonchus asper; Taraxacum; Tolpis succulenta; Tussilago.

synonyms

Pemphigus pyriformis Lichtenstein, 1886.

notes

in summer sometimes a pest on lettuce.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a), Béguinot (2002h, 2003a, 2006a, 2007b, 2012a), Bellmann (2012a), Blackman & Eastop (2014), Börner & Franz (1956a), Braggion (2013a), Buhr (1965a), Chinery (2011a), Cogolludo (1921a), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Docters van Leeuwen (1936a), Franquinho Aguiar, Ilharco, Khadem & Moreira (2013a), Heie (1980a), Hellrigl (2004a, 2010a), Ilie & Marinescu (2011a), Influential Points (2018), Kollár (2007a, 2011a), Koops (2013a), Lambinon, Carbonelle & Claerebout (2015a), Lambinon & Schneider (2004a), Lampel & Meier (2003a), Meliá Masiá (1986a), Mier Durante, Seco Fernández & Nieto Nafría (1989a), Nieto Nafría & Mier Durante (1981a), Nieto Nafría, Mier Durante, Binazzi & Pérez Hidalgo (2002a), Nieves Aldrey (1998a), Osiadacz & Halaj (2014a), Pellizzari (2010a), Redfern & Shirley (2011a), Roskam (2009a), Salas-Remón, Llimona, Lozano ao (2015a), Stefănescu (2009a), Suay Cano & González Funes (1998c), Tambs-Lyche & Heie (1994a), Tomasi (2012a, 2014a), Weis (1955a).

mod 20.ii.2018