Plant Parasites of Europe

leafminers, galls and fungi

Leptoglossus occidentalis

Leptoglossus occidentalis Heidemann, 1910

western conifer-seed bug

on conifers

Leptoglossus occidentalis on Picea abies

Picea abies, Hungary, Mosonmagyaróvár, 20.viii.2015 © László Érsek

Leptoglossus occidentalis on Picea abies

imago

Leptoglossus occidentalis on Picea abies

imago, lateral

Leptoglossus occidentalis on Picea abies

larva

Leptoglossus occidentalis on Larix decidua

Larix decidua, Hungary, Budapest, Arboretum, 2.vii.2015 © László Érsek

: young larva

Leptoglossus occidentalis on Larix decidua

20.viii.2015: older larva

Leptoglossus occidentalis on Pinus nigra

Pinus nigra, Hungary, Jánossomorja, 19.iv.2019 © László Érsek: vacated eggs

Leptoglossus occidentalis on Pinus nigra

cetail

parasite

By its size a conspicuous bug, living from sap of cones, in particular the developing seeds. This leads to premature death and fall of young cones and mortality of the seeds.

host plants

Cupressaceae, Pinaceae, narrowly polyphagous

Cedrus libani; Juniperus excelsa; Pinus brutia, halepensis, heldreichii, mugo, nigra, pinea, sylvestris; Pseudotsuga menziesii.

distribution within Europe

(PESI, 2020).

notes

North American species, since 1999 in Europe, that quickly has become an important pest in pine seed cultivation.

references

Bantock (2018a), Bracalini, Benedettelli, Croci ao (2013a), Bury, Mazepa, Obszarny, ao (2021a), Çerçi̇, Karataş & Karataş (2021a), Fent & Kment (2011a), Frey, Zanetta, Moretti & Heckmann (2016a), Frieß & Brandner (2014a), Grozea & Muntean (2019a), Judd (2010a), Kallenborn & Heseler (2013a), Kulijer, Dautbašić, Hrašovec, ao (2017a), Moulet (2013a), Nemer, El Khoury, Noujeim ao (2019a), Ponel, Matocq & Lemaire (2013a), Rabitsch (2012a), Ribes, Goula, Pagola-Carte, ao (2008a), Sciberras & Sciberras (2010a), Simon (2008a), Simov, Langourov, Grozeva & Gradinarov (2012a), Tescari (2008a).

Last modified 13.iv.2022