Plant Parasites of Europe

leafminers, galls and fungi

Uroleucon jaceicola

Uroleucon jaceicola (Hille Ris Lambers, 1939)

yellow-legged knapweed aphid

on Centaurea, Cyanus

Uroleucon jaceicola: aptera on Centaurea nigra

Centaurea nigra, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints


Apterae ± 3 mm; on the stems, early in the season low, in summer high on the plants. Contrary to U. jaceae, with black cauda, in this species the cauda is yellow.

host plants

Asteraceae, narrowly oligophagous

Centaurea jacea, nigra, scabiosa, stoebe; Cyanus triumfettii.


Uroleucon jaceicola pasqualei (Hille Ris Lambers & Stroyan, 1959).


Blackman & Eastop (2018), Heie (1995a). Mier Durante, Remaudiére & Nieto Nafría (1988a), Petrović (1998a), Wojciechowski, Depa, Halgoš ao (2016a).

Last modified 18.iv.2020