Chionanthus fringetree
Dichotomous table for leafminers
1a opaque, flat blotch, usually with several larvae; older larve live free in a rolled leaf: Gracillaria syringella
1b galls, etc. => Tables for all parasites per species
1a opaque, flat blotch, usually with several larvae; older larve live free in a rolled leaf: Gracillaria syringella
1b galls, etc. => Tables for all parasites per species