Aphids Feeding
on Aspen, Cottonwood,
and/or Poplar Trees
(Populus spp.)
 

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Insect & Family Names
(Scientific & Common)

Aphis maculatae *
(Spotted Poplar Aphid)
Aphididae (Aphids)

Chaitophorus neglectus #
(no common name)
Aphididae (Aphids)

Chaitophorus nudus µ
(no common name)
Aphididae (Aphids)

Chaitophorus populialbae **
(no common name)
Aphididae (Aphids)

Chaitophorus populicola patchae ***
(Poplar Leaf Aphid)
Aphididae (Aphids)

Chaitophorus populifolii simpsoni #
(no common name)
Aphididae (Aphids)

Chaitophorus stevensis #
(no common name)
Aphididae (Aphids)

Fullawaya ontarioensis µµ
(no common name)
Aphididae (Aphids)

Mordvilkoja vagabunda ¶¶¶
(Poplar Vagabond Aphid)
Aphididae (Aphids)

Pachypappa pseudobyrsa ##
(no common name)
Aphididae (Aphids)

Pachypappa rosettei
(no common name)
Aphididae (Aphids)

Pemphigus betae Þ
(Sugar Beet Root Aphid)
Aphididae (Aphids)

Pemphigus bursarius ###
(Poplar-Lettuce Aphid)
Aphididae (Aphids)

Pemphigus monophagus
(no common name)
Aphididae (Aphids)

Pemphigus nortonii §
(no common name)
Aphididae (Aphids)

Pemphigus populicaulis §
(no common name)
Aphididae (Aphids)

Pemphigus populiglobuli §
(no common name)
Aphididae (Aphids)

Pemphigus populitransversus §
(Poplar Petiole Gall Aphid)
Aphididae (Aphids)

Pemphigus populivenae ÞÞ
(Sugar Beet Root Aphid)
Aphididae (Aphids)

Pemphigus tartareus ÞÞÞ
(no common name)
Aphididae (Aphids)

Phloeomyzus passerinii §§
(no common name)
Aphididae (Aphids) 

Prociphilus americanus
(no common name)
Aphididae (Aphids)

Pseudopterocomma canadensis
(no common name)
Aphididae (Aphids)

Pseudopterocomma hughi
(no common name)
Aphididae (Aphids)

Pterocomma bicolor §§§
(no common name)
Aphididae (Aphids)

Pterocomma medium
(no common name)
Aphididae (Aphids)

Pterocomma populifoliae «
(Rusty Brown Poplar Aphid)
Aphididae (Aphids)

Pterocomma smithiae §§§
(Black Willow Aphid)
Aphididae (Aphids)

Thecabius affinis ¶
(Poplar-Buttercup Aphid)
Aphididae (Aphids)

Thecabius gravicornis ««
(Folded Leaf Balsam Aphid)
Aphididae (Aphids)

Thecabius lysimachiae «««
(no common name)
Aphididae (Aphids)

Thecabius populimonilis ¶¶
(no common name)
Aphididae (Aphids)

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* alternates between dogwoods & poplars as hosts
** found on leaf undersides
*** found on young shoots & developing leaves
# found on leaves
## causes blister-like swellings on mid-ribs of leaves
### forms on petioles of poplar leaves,
migrating to the roots of plants in the Aster family
§ forms galls on petioles of leaves
§§ found on bark & crevices of trunks
§§§ found on twigs & branches
¶ forms galls from folded poplar leaves,
migrating to the roots of plants in the Buttercup family
¶¶ forms rows of bead-like galls on leaves
¶¶¶ forms galls on growing buds
Þ forms galls on poplar leaf undersides,
migrating to the roots of plants in the Amaranth family
ÞÞ forms galls on midribs of poplar leaves,
migrating to the roots of plants in the Amaranth family
ÞÞÞ forms galls on petioles of poplar leaves,
migrating to Bidens spp. & possibly other composites
« found on roots of mature trees, at base of saplings
«« forms galls from folded Balsam Poplar leaves,
migrating to the roots of plants in the Buttercup family
««« forms galls from folded & convoluted Poplar leaves,
migrating to Moneywort (Lysimachia nummularia)
µ girdles the trunks of saplings, µµ found on roots
 
Sources: Blackman & Eastop (accessed 2013),
Robinson & Bradley (1965), Pepper (1965),
Marshall (2006), Hottes & Frison (1931),
Cranshaw (2004)

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