Honckenya, sea sandwort

fam. Caryophyllaceae

1a the larva migrates from one leaf to the other by boring thorugh the stem: Delia quadripila

1b the larva makes a blotch in a single leaf => 2

1c galls, etc => 100

2a frass as not very numerous, black granules: Amauromyza flavifrons

2b frass powdery, in green clouds, often visible only after opening the mine: Scaptomyza graminum

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: Puccinia arenariae

109 – powdery and downy mildews

109a Peronosporaceae: Peronospora honckenyae

29/08/2015