Lythrum purple loosestrife
(For a dichotomous table for galls on Lythrum by Hans Roskam click here)Dichotomous table for leafminers
1a corridor mine: Galerucella pusilla
1c fleck mine => 2
1c blotch or tentiform mine => 3
1d galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a corridor mine: Galerucella pusilla
1c fleck mine => 2
1c blotch or tentiform mine => 3
1d galls, etc => Tables for all parasites per species
2a hole in the mine neatly rond; larva in a lobe case: Coleophora violacea
2b hole not precisely round; larva in a helicoidal case: Apterona paludella
3a mine full depth, with conspicuous folds; older larva lives free in a leaf roll: Calybites phasianipennella
3b mine lower-surface, without folds; larva remains in the mine till winter: Monochroa conspersella