Silaum, pepper saxifrage

Incl. Silaus

1a mine < 1 cm, full depth, often in numbers together in a leaf axil; larvae, with distinct feet and chitinised head, later live free and cause extensive window feeding: Epermenia chaerophyllella

1b mine > 1 cm, not full depth; larva a maggot => 2

1c galls, etc => 100

2a mine starts with an lower-surface corridor: Phytomyza silai

2b mine upper-surface throughout (occurrence on this host needs confirmation): Phytomyza adjuncta

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 silai

109 – powdery and downy mildews

109a Erysiphaceae: Erysiphe heraclei, Leveillula braunii

109b Peronosporaceae: Plasmopara silai

110 – other causers

110a Fungi, Physodermataceae: Physoderma vagans

110b Fungi, Synchytriaceae: Synchytrium aureum

20/12/2016