
Let's see...
Carterocephalus silvicola
Ochlodes venatus
Leptidea sinapis
Aporia crataegi
Polyommatus amandus
Plebeius eumedon
Boloria selene
Boloria euphrosyne
Euphydryas maturna
Mellicta athalia
Brenthis ino
Nymphalis antiopa
Polygonia c-album
Lasiommata maera
The list is pretty short, but it was only a 90-minute walk. I suppose it misses about ten other potentials, but the picture of maturna compensates a lot.