Uroleucon cirsii (Linnaeus, 1758)
large thistle aphid
on Cirsium, (Tragopogon)
Cirsium arvense, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints
Cirsium arvense, Flevoland, Reve-Abbertbos © Hans Jonkman
Cirsium arvense, Zeewolde, Harderbos © Hans Jonkman
another image
larvae
alata
gall
leaves crumpled, rolled inwards, sometimes unusually hairy. Aphids 3-5 mm, bronze brown, with dark head and prothorax, transverse rows of black spots; siphunculi black, cauda yellow. No host plant alternation.
host plants
Asteraceae, practically monophagous
Cirsium arvense, canum, oleraceum, palustre, rivulare, vulgare.
Occasionally Tragopogon pratensis subsp. orientalis.
synonyms
Dactynotus cirsii.
references
Barbagallo & Pollini (2014a), Blackman & Eastop (2014), Buga & Stekolshchikov (2012a), Buhr (1964b), Hellrigl (2004a), Influential Points (2017), Heie (1995a), Lampel & Meier (2007a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Tomasi (2012a), Wojciechowski, Depa, Halgoš ao (2016a).