Temnocerus tomentosus (Gyllenhal, 1839)

on (Alnus, Populus), Salix

parasite

Biology as in T. nanus, with the difference that the female, after having deposited an egg, completely cuts off the top ± 12 mm of the shoot, that falls to the ground and starts to rot.

host plants

Betulaceae, Salicaceae, restricted polyphagous

Salix caprea, viminalis.

Rarely Alnus; Populus.

phenology

Univoltine; hibernation as larva, in the soil.

distribution within Europe

(PESI, 2019).

synonyms

Pselaphorhynchites tomentosus.

references

Dieckmann(1974a), Papi (2009a), Rheinheimer & Hassler (2010a).

mod 25.v.2019