Aubrieta, aubretia

fam. Brassicaceae

1a frass powdery, in blackish-green clouds, often only visible in the opened mine; larva a maggot: Scaptomyza flava

1b frass coarser; larva with distinct head => 2

1c galls, etc => 100

2a frass in grains; the larva, with thoracic feet, mines only briefly; older larvae live free under a leaf: Plutella xylostella

2b frass partly in strings; larva, without feet, mines all its life: Ceutorhynchus minutus

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

101 – Nematoda

101a Anguinidae: Ditylenchus dipsaci

101b Heteroderidae: Heterodera schachtii

109 – powdery and downy mildews

109a Erysiphaceae: Podosphaera drabae

109b Peronosporaceae: Peronospora aubrietae

110 – other causers

110a Fungi, Albuginaceae: Albugo candida

110b Fungi, Plasmodiophoraceae: Plasmodiophora brassicae

21/02/2017