Buphthalmum, yellow oxeye daisy

fam. Asteraceae

1a mine full depth; larva with feet and chitinised head: Digitivalva granitella

1b mine upper- or lower-surface; larva a maggot without feet or apparent head => 2

1c galls, etc => 100

2a primary blotch, may be preceded by a corridor => 3

2b corridor, rarely a secondary blotch => 4

3a blotch preceded by a long corridor: Phytomyza kyffhusana

3b no trace of an initial corridor: Nemorimyza posticata

4a corridor pinnately branched, main branch on top of the midrib: Liriomyza strigata

4b corridor not or little branched, independent of the venation of the leaf: Phytomyza conyzae

100a Nematoda => 101

100b Acari => 102

100c Coleoptera => 103

100e Diptera => 104

100f Hemiptera => 105

100d Hymenoptera => 106

100g rust fungi => 107

100h smut fungi => 108

100i powdery and downy mildews => 109

100j other causers => 110

107 – rust fungi

107a Pucciniaceae: Uromyces junci