The leaf and stem mines of British flies and other insects

(Coleoptera, Diptera, Hymenoptera and Lepidoptera)

by Brian Pitkin, Willem Ellis, Colin Plant and Rob Edmunds

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THESIUM. Bastard-toadflax. [Santalaceae]

Two species of Thesium are recorded in Britain. These include the native Bastard-toadflax (T. humifusum).

Only one British miner is recorded on Thesium in Britain.

A key to the European miners recorded on Thesium is provided in Bladmineerders van Europa.

Bastard Toadflax - Thesium humifusum. Image: © Linda Pitkin
Bastard Toadflax
Thesium humifusum

Key for the identification of the known mines of British
insects (Diptera and non-Diptera) recorded on Thesium

1 > Leaf-miner: Small, full depth, irregular corridor mine. Older larvae live free on the plant (Bladmineerders van Europa).

On Thesium in Britain and elsewhere. Britain including East Sussex. Widespread in continental Europe.

Epermenia insecurella (Stainton, 1854) [Lepidoptera: Epermeniidae].

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