Plant Parasites of Europe

leafminers, galls and fungi

Metzneria lappella

Metzneria lappella (Linnaeus, 1758)

burdock seedhead neb

on burdick

Metzneria lappella: larvae on Arctium minus

Arctium minus, Biddinghuizen, Spijkbos, 20.iv.2020 © Arnold Grosscurt

Metzneria lappella: larvae on Arctium minus

two larvae, at right an opened cocoon.

Metzneria lappella: pupa

8.vi.2020: emering pupa

Metzneria lappella: pupa

pupa

parasite

The bone coloured, virtually legless larvae in n an outwards unmodified flower head, feeding on the developing fruit; up o six larvae in a head, each one in a cocoon strengthened with silk and frass. Occupied heads feel hard to the touch. The larva hibernates in the flower head, in a cocoon made of the fruits spun together.

host plants

Asteraceae, monophagous

Arctium lappa, minus, tomentosum.

distribution within Europe

(PESI, 2019).

references

Bland, Corley, Emmet ao (2002a), Buhr (1964a), Corley, Rosete, Marabuto ao (2014a), Deutsch (2012a), Kaitila 1996a), Lepiforum, De Prins & Steeman (2011a), Purrington (1970a), Requena (2009a), Szőcs (1977a), Thomann (1956a).

Last modified 9.vi.2020