Nasonovia pilosellae (Börner, 1933)
on Hieracium, Pilosella
Hieracium spec., UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

Pilosella aurantiaca, Loenen (Ge) © Arnold Grosscurt
gall
Over their entire length the leaves are loosely rolled in upwards. Aphids shining green to black, 1-3 mm.
host plants
Asteraceae, narrowly oligophagous
Hieracium alpinum, lachenalii, murorum; Pilosella aurantiaca, officinarum, piloselloides.
references
Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Blackman & Eastop (2014), Buga & Stekolshchikov (2012a), Buhr (1964b), Coulianos & Holmåsen (1991a), Dransfield & Brightwell (2015a), Eklo & Hofsvang (2008a), Heie (1994a), Lampel & Meier (2007a), Osiadacz & Wojciechowski (2008a), Petrović (1998a), Redfern & Shirley (2011a), Roskam (2009a), Stekolshchikov, Leshchinskaya, Buga & Voronova (2010a), Wahlgren (1963b), Wojciechowski, Depa, Halgoš ao (2016a).