Nepeta cat-mint
(For a dichotomous table for galls on Nepeta by Hans Roskam click here)Dichotomous table for leafminers
1a fleck mine; case black-brown: Coleophora albitarsella
1b an upper- or lower-surface corridor or secondary blotch => 2
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a fleck mine; case black-brown: Coleophora albitarsella
1b an upper- or lower-surface corridor or secondary blotch => 2
1c galls, etc => Tables for all parasites per species
2a puation in the mine, in a, usually lower-surface, pupal chamber; frass in widely spaced grains: Chromatomyia horticola
2b pupation outside the mine; frass, at least in part, in string of pearl chains => 3
3a a pinnately branched corridor, main branch overlying the midrib: Liriomyza strigata
3b mine little or not branched, not associated with the midrib; often a secondary blotch: Phytomyza nepetae
Not included in the key: Apterona helicoidella; Coleophora nepetella, pennella; Dibolia carpathica; Liriomyza trifolii; Orchestes stobieckii;Glaucolepis albiflorella.