Uroleucon obscurum (Koch, 1855)

large hawkweed aphid

on Hieracium, Pilosella

Uroleucon obscurum: aptera on Pilosella aurantiaca

Pilosella aurantiaca, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

parasite

Apterae 2-4 mm, at the higher parts of the stems or the peduncles.

host plants

Asteraceae, narrowly oligophagous

Hieracium alpinum, lachenalii & subsp. acuminatum, laevigatum, murorum, porrifolium, racemosum, sabaudum, umbellatum; Pilosella aurantiaca, caespitosa, lactucella, officinarum, piloselloides, pseudopilosella.

synonyms

Dactynotus obscurus.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a), Blackman & Eastop (2018), Börner & Franz (1956a), Buga & Stekolshchikov (2012a), Heie (1995a), Lampel (1988a), Lampel & Meier (2007a), Müller (1986a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Stekolshchikov, Gavrilyuk & Novgorodova (2008a), Suay Cano & González Funes (1998b), Szelegiewicz (1982b), Tambs-Lyche (1968a), Wojciechowski, Depa, Halgoš ao (2016a).

mod 10.ii.2019