Platyptilia nemoralis Zeller, 1841

on Jacobaea, Senecio

gall

larva, a caterpillar, in a ± 3 cm long fusiform swelling of the stem, usually the upper part. Frass is ejected through an opening in the gall. Pupation in the gall.

host plants

Asteraceae, narrowly oligophagous

Jacobaea aquatica; Senecio nemorensis, ovatus & subsp. stabianus, sarracenicus, sylvaticus.

references

Buhr (1965a), Fazekas (1993a), Gielis (1996a), Houard (1909a), Nel (1996a), Roskam (2009a), Szőcs (1977a).

mod 4.iii.2019