Plant Parasites of Europe

leafminers, galls and fungi

Kleidocerys resedae

Kleidocerys resedae (Panzer, 1797)

birch catkin bug

on Betula, etc.

Kleidocerys resedae on Betula pendula

Betula pendula, Hungary, Budapest, arboretum, 21.v.2017 © László Érsek

Kleidocerys resedae on Betula pendula

Betula pendula, Hongarije, Mosonmagyaróvár, 1.vii.2013 © László Érsek: infested birch catkins

Kleidocerys resedae on Betula pendula

different stages

Kleidocerys resedae on Betula pendula

Betula pendula, Hungary, Budapest, arboretum, 31.vii.2020 © László Érsek: larva

Kleidocerys resedae on Betula pendula

imago

Kleidocerys resedae on Betula pendula

detail

Kleidocerys resedae on Betula pendula

imago, underside

Kleidocerys resedae on Betula pendula

detail

Kleidocerys resedae on Corylus avellana

Corylus avellana, Hungary, Budapest, arboretum, 31.vii.202o © László Érsek: agregation on an alien host plant

parasite

Larvae and adults suck at the fruits, seeds.

host plants

Betulaceae, oligophagous

Alnusglutinosa, viridis; Betula pendula, pubescens.

At high densities also on other plants, like Acer negundo, platanoides; Amelanchier; Berberis thunbergii; Calluna vulgaris; Chamaecyparis lawsoniana; Corylus avellana; Fagus grandifolia; Ipomoea; Ligustrum vulgare; Oenothera biennis; Populus nigra; Prunus cerasus, serotina; Quercus rubra; Reynoutria japonica; Rhododendron ferrugineum, hirsutum, tomentosum; Salix babylonica; Sambucus nigra; Spiraea alba, crenata, x vanhouttei; Syringa vulgarisl Thuja occidentalis, plicata; Tilia cordata, platyphyllos; Typha angustifolia, latifolia; Verbascum thapsus.

distribution within Europe

PESI (2021).

synonyms

Ischnorhynchus resedae.

references

Baugnée (2003c), Baugnée & Chérot (2004a), Cobben (1951a), Dioli (1980a. 1997a), Larson & Scudder (2018a), Malenovský, Baňař & Kment (2011a), Meijer, Smit, Beukeboom & Schilthuizen (2012a), Péricart (1998a), Rabitsch (2004a), Skora, Lis & Wolski (2013a), Tolsgaard & Jensen (2010a), Wheeler-Jr (1976a), Yazici, Yildirim & Moulet (2015a).

Last modified 24.iv.2022