Salix cinerea, England, Cumbria, Abbots Wood © Bob Dransfield & Bob Brightwell, InfluentialPoints: summer aspect

Salix caprea, Hungary, Budapest, Hűvösvölgy, 23.v.2017 © László Érsek

the leaves are hardly malformed

apterae with larvae

aptera (spring form)

laeval alatae

alate

Salix caprea, Hungary, Budapest, 19.vii.2019 © László Érsek

aptera, summer form

Salix triandra, Hungary, Mosonmagyaróvár, 16.vii.2019 © László Érsek

aptera, summer form

gall

Apterae 1-2 mm, hairy, with short, stump-like siphunculi. In spring the aphids are black with a vague pale median line; in late summer they are yellowish white with reddish brown to dark grey markings. At the underside of the leaves, close to the midrib or heavy lateral veins; sometimes they are attended by ants.

host plants

Salicaceae, narrowly monophagous

Salix aurita, caprea, cinerea.

Less often also S. aegyptiaca, alba, apennina, daphnoides, gmelinii, triandra, viminalis.

synonyms

Pseudomicrella salicti.

references

Barbagallo & Massimino Cocuzza (2014a), Barbagallo & Pollini (2014a), Blackman & Eastop (2014), Börner & Franz (1956a), Buhr (1965a), Danielsson (1974a), Dauphin & Aniotsbehere (1997a[“saliceti”]), Heie (1982a), Hellrigl (2004a), Lampel & Meier (2003a), Mier Durante, Seco Fernández & Nieto Nafría (1989a), Osiadacz & Wojciechowski (2008a), Ripka, Reider & Szalay-Marzsó (1998a), Stroyan (1977a), Szelegiewicz (1961a, 1982b), Tambs-Lyche & Heie (1994a), Wieczorek & Osiadacz (2007a), Wojciechowski, Depa, Halgoš ao (2016a).