Plant Parasites of Europe

leafminers, galls and fungi

Fomoria groschkei

Fomoria groschkei (Skala, 1943)

Fomoria groschkei mine

Vitex agnus-castus, Rhodes; from Klimesch (1978b)


Egg at the underside of the leaf. Narrow corridor, suddenly turning into a blotch. The mine is full depth. Frass in the corridor in a narrow central line, in the blotch concentrated in its oldest part. Pupation generally outside the mine (exit slit then in the lower epidermis) but part of the autumn larvae pupate within, in a cocoon.


Lamiaceae, monophagous

Vitex agnus-castus.


Three generations.

distribution within Europe

Eastern Mediterranean (Fauna Europaea, 2009).


Light green, head light brown.


Ectoedemia, Stigmella, groschkei.


Hering (1957a), Klimesch (1948a, 1978b), Laštůvka & Laštůvka (1997a), van Nieukerken (1986a), van Nieukerken, Laštůvka & Laštůvka (2004a), Triberti & Braggio (2011a), Utech (1962a).

Last modified 2.iii.2018