Young galls of Barbotinia oraniensis inside seed capsules of Papaver rhoeas. There may be 1–3, rarely up to 6–7 galls per seed capsule. The galls lie inside the seed capsule and are not connected to the capsule wall (a). A sectioned gall shows the thick layers of plant tissue surrounding the young larva (b).

 
 
  Part of: Ronquist F, Nylander JAA, Vårdal H, Nieves-Aldrey JL (2018) Life history of Parnips and the evolutionary origin of gall wasps. Journal of Hymenoptera Research 65: 91-110. https://doi.org/10.3897/jhr.65.24115