Lycium, duke of Argyll’s tea-plant

fam. Solanaceae

1a mine full deph; larva with thoracic feet and a sclerotised head => 2>

1b mine upper- or lower-surface, greenish in transparancy; larva a maggot => 4

1c galls, etc => 100

2a larva mies, living between two spun leaves: Scrobipalpa portosanctana

2b the larve mines from a silken tube, spun alongside the plant: Scythris buszkoi

2c the larve mines from within => 3

3a larva: green, head black: Microlechia chretieni

3b practically colourless, head light brown: Tuta absoluta

4a large, primary blotch: Pegomya hyoscyami

4b corridor, perhaps partly a secondary blotch => 5

5a pupation within the mine in a, usually lower-surface, pupal chamber; frass in grains: Chromatomyia horticola

5b pupation outside the mine; frass in strings: Liriomyza bryoniae

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

102 – Acari

102a Eriophyidae: Aceria eucricotes, kuko

105 – Hemiptera

105a Aphididae: Myzus dyslycialis

107 – rust fungi

107a Pucciniaceae: Puccinia afra

109 – powdery and downy mildews

109a Erysiphaceae: Arthrocladiella mougeotii

109b Peronosporaceae: Phytophthora infestans

110 – other causers

110a Fungi, Synchytriaceae: Synchytrium endobioticum

15/10/2015