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Liriomyza valerianae Hendel, 1932
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frass in strings


Food Plant: Valeriana dioica (Marsh Valerian), V.officinalis (Common Valerian)

Mine: Spring and Summer

Notes: Forms a short broad linear mine with black frass, in strings.

Data: 20.vii.2019, Emsworthy NR, Dartmoor, VC3

Image:© John Day

sponsored by Colin Plant Associates (UK) LLP/Consultant Entomologists