Thryogenes festucae (Herbst, 1795)

on Cyperaceae

parasite

Larvae and pupae in the stems, also below the water level; generally obe larva per stem.

host plants

Cyperaceae, oligophagous

Carex vesicaria; Bolboschoenus maritimus; Schoenoplectus lacustris, tabernaemontani.

phenology

Univoltine; the adult beetles hibernates anong plant debris along the shore.

distribution within Europe

(PESI, 2019).

larva, pop

Extensively described by Gosik (2011a).

references

Dieckmann (1986a), Gosik (2011a), Rheinheimer & Hassler (2010a).

mod 26.iv.2019