Plant Parasites of Europe

leafminers, galls and fungi

Vaccaria

Vaccaria cow cockle, cowherb

Dichotomous table for leafminers

1a the larve mines several leaves, migrating from one leaf to the other by boring through the stem: Delia echinata

1b the larve is limited to a single leaf, never bores in the stem => 2

1c galls, etc => Tables for all parasites per species

2a corridor from start to end, pinnately branched: Liriomyza strigata

2b in the end a blotch = 3

3a frass as fine black granules: Amauromyza flavifrons

3b frass powdery, in green “clouds” in corners of the mine (it is advisable to open the mine): Scaptomyza graminum

Tables for all parasites per species

Last modified 9.x.2017