Orchis, orchid

Incl. Dactylorhiza (Because in the older literature the two genera are not distinguished, they must be treated together.)

1a larva with chitinised head; mine full depth, transparant, often extending from the leaf base: Orthochaetes insignis

1b larva maggot => 2

1c galls, etc => 100

2a mine ends or begins in the stem; larva: rear spiraculum on a common dark spot => 3

2b mine entirely in the leaf; rear spiraculum not on a common dark spot: Americina vittata

3a mine begins in the leaf, descending into the stem; larva: mandible with 1 tooth; rear spiraculum with 14 papillae: Chyliza vittata

3b mine begins in te stem, extending into the leaf; mandible with 2 teeth, rear spiraculum with 20 papillae: Delina nigrita

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 Melampsoraceae: Melampsora repentis

107b Pucciniaceae: Puccinia sessilis

20/09/2016