Botanophila seneciella (Meade, 1892)
on Jacobaea
Jacobaea vulgaris, Belgium, prov. Limburg, Bree, de Luysen © Carina Van Steenwinkel
larva in opened capitulum

Jacobaea vulgaris, England, Vice County: Berks VC22 © Malcolm Storey, BioImages
gall
the larve feeds on the developing achenes in the capitulum, all the while producing a cone of froth on top of the, slightly swollen, capitulum. Larva solitary.
hostplants
Asteraceae, narrowly oligophagous
Jacobaea aquatica, incana subsp. carniolica, vulgaris; Senecio ovatus; Tephroseris crispa.
larva, puparium
all stages are described and illustrated by Dušek:
three examples of the cephalic skeleton of a 3rd instar larva
puparium
synonyms
Phorbia seneciella.
references
Dauphin & Aniotsbehere (1997a), Dušek (1970a), Houard (1909a), Redfern & Shirley (2011a), Spooner & Bowdrey (2012a).