Plant Parasites of Europe

leafminers, galls and fungi

Larinus obtusus

Larinus obtusus Gyllenhal, 1835

knapweed seedhead weevil, blunt knapweed flower weevil

on Centaurea, Cyanus

parasite

The larvae live in the flower head, feeding on the developing fruits; pupation in the flower head, in a cocoon.

host plants

Asteraceae, oligop[agous

Centaurea jacea & subsp. angustifolia, leucophaea, nigra, nigrescens, phrygia, solstitialis, stoebe, thuilleri; Cyanus montanus; Klasea radata.

References to Carduus, Cirsium are probably incorrect.

distribution within Europe

(PESI, 2019).

larva

See Gosik & Skuhrovec, Zotov.

references

Cmoluch & Łętowski (1987a), Dieckmann (1983a), Gosik & Skuhrovec (2011a), Gültekin & Alonso-Zarazaga (2015a), Gültekin & Anderson (2017a), Hoebeke & Spichiger (2016a), Kofler (2014a), Rheinheimer & Hassler (2010a), Sanz Benito, García-Ocejo Izquierdo & de los Mozos Pascua (1996a), Skuhrovec & Gosik (2011a), Yunakov, Nazarenko, Filimonov & Volovnik (2018a), Zotov (2010a).

Last modified 2.x.2020