Ellescus infirmus (Herbst, 1795)
on sallow, willow
parasite
Larvae develop in the female catkins, most probably within the fruits; pupation in the soil.
host plants
Salicaceae, monophagous
Salix alba, caprea, pentandra, purpurea, triandra, viminalis.
distribution within Europe
references
Delbol (2013a), Dieckmann (1988a), Rheinheimer & Hassler (2010a), Yunakov, Nazarenko, Filimonov & Volovnik (2018a).