unknown on Jacobaea vulgaris
Jacobaea vulgaris, Amsterdam, Diemerpark
the gall contained red thrips larvae and two adult thrips; the role of the red fly larva (down right) is unknown.
parasite
Perhaps the common Thrips flavus.
host plants
Asteraceae
Jacobaea vulgaris.
references
Roskam (2009a).
Last modified 25.viii.2020