Aulacidea pilarae Nieves-Aldrey, 2012
on Klasea
Klasea nudicalis, section through a galled flower head (from Nieves-Aldrey)
gall
The achenes are transformed into tough, oval, unilocular galls, and fused into a solid mass, that remains enclosed by the involucrum during the winter.
host plants
Asteraceae
Klasea nudicaulis.
notes
The galls cannot be distinguished from those of Isocolus serratulae.
references
Nieves-Aldrey (2012a).