Aceria leioprocta (Nalepa, 1892)

on Jacobaea, Senecio

Aceria leioprocta: galls on Jacobaea vulgaris

Jacobaea vulgaris, Naaldwijk, 19.ix.2018 © Jan Scheffers

Aceria leioprocta: galls on Jacobaea vulgaris

the entire inflorescence is infected

Aceria leioprocta: galled capitulum of Jacobaea vulgaris

detail of a galled flower head

Jacobaea, Senecio: gall on Senecio sylvaticus

Senecio sylvaticus, Belgium, prov Namur, Le Mesnil, Trou du Diable © Stéphane Claerebout

gall

the terminal bud is arrested in its development, creating a bunch.

hostplants

Asteraceae, narrowly monophagous

Jacobaea aquatica, vulgaris; Senecio sylvaticus, vulgaris.

In the literature cited, Senecio sylvaticus is not mentioned as a host plant.

synonyms

Eriophyes leioproctus.

references

Buhr (1965a), Dauphin & Aniotsbehere (1997a), Farkas (1965a), Houard (1909a [“lioproctus”]), Redfern & Shirley (2011a), Roskam (2009a), Tomasi (2014a), Weidner (1954a).

mod 8.x.2018