The larvae of the fly Phytomyza hellebori mine the leaves of Hellebore species and particularly those of Stinking Hellebore (Helleborus foetidus). The mines quite often have a blackish appearance - frass in pearl strings.
Where the host species are present.
When the host species are in leaf.
First found in Britain in 2000 and is distributed mainly in Southern Counties and East Anglia.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015