Thymus *, thyme

fam. Lamiaceae

1a blotch mine without preceding corridor; after a short while the larvae live free between spun leaves: Scrobipalpa artemisiella

1b fleck mine => 2

1c galls, etc => 100

2a larva mines from a long silken tube, attached to the plant, into which it can retreat when endangered or during feeeding laused => 3

2b larva mines from a transportable case => 4

3a larva grey-green with whitish length lines: Scythris picaepennis

3b larva dark purple with whitish transverse bands: Scythris siccella

4a larva in a composite leaf case: Coleophora serpylletorum

4b larva in a sheath case => 5

5a larva: metanotum colourless: Colephora niveicostella

5b metanotum with two dark shields (occurence on thyme uncertain): Coleophora albitarsella

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 thomasi; Aculus minor

103 – Coleoptera

103a Apionidae: Squamapion atomarium, hoffmanni

104 – Diptera

104a Cecidomyiidae: Asphondylia serpylli; Bayeriola thymicola; Janetiella thymi

105 – Hemiptera

105a Aphididae: Aphis serpylli

105b Asterolecaniidae: Planchonia arabidis

107 – rust fungi

107a Pucciniaceae: Puccinia serpylli, stipina, tendae, thymi; Uredo morvernensis

109 – powdery and downy mildews

109a Erysiphaceae: Golovinomyces monardae; Leveillula duriaei; Neoërysiphe galeopsidis

110 – other causers

110a Fungi, Synchytriaceae: Synchytrium aureum

* Thymus, Coridothymus capitatus => Thymbra

Not included in the key: Coleophora lixella, obtectella, pyrenaica, struella, thymi, tolli; Phytomyza thymi; Sophronia humerella; Trifurcula thymi; Vulcaniella grabowiella.

11/01/2017