Tithonia

fam. Asteraceae

1a Large blotch: Calycomyza humeralis

1b long gallery => 2

1c galls, etc. => 100

2a gallery usually ends in a secundary blotch: Liriomyza pusilla

2b gallery as a rule not ending in a secondary blotch: Liriomyza trifolii

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

109 – powdery and downy mildews

109a Erysiphaceae: Golovinomyces spadiceus

15/11/2015