AuthorCook, P.J.
Year2005
TitlePemphigus spirothecae galls on Black Poplar
TypePaper
SourceBSBI News No 100: 14-15.
Review (by Malcolm Storey)Dispells the myth that Pemphigus galls (spiral galls on the petiole) are restricted to native Black Poplar.

Notes & PurposeStatusTaxonEnglishClassification
For identificationCurrentPopulus nigra ssp betulifoliaBlack PoplarPlantae: Malpighiales: Salicaceae
CurrentPemphigus bursariusLettuce Root Aphid, Purse Gall Aphid, Poplar-lettuce AphidAnimalia: Hemiptera: Aphididae
CurrentPemphigus spyrothecaeSpiral Gall AphidAnimalia: Hemiptera: Aphididae
CurrentPopulus nigra ’Italica’Lombardy-poplar, Female Lombardy PoplarPlantae: Malpighiales: Salicaceae
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