Draba whitlow grass
(For a dichotomous table for galls on Draba by Hans Roskam click here)Dichotomous table for leafminers
1a mine, when held against the light, with lighter and darker patches; larva a maggot: Scaptomyza flava
1b mine regularly full depth; larva with sclerotised head => 2
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a mine, when held against the light, with lighter and darker patches; larva a maggot: Scaptomyza flava
1b mine regularly full depth; larva with sclerotised head => 2
1c galls, etc => Tables for all parasites per species
2a mine a more or less branching corridor; larva without feet: Ceutorhynchus minutus
2b mine blotchy in the end; larva with thoracic feet: Phyllotreta nemorum