Peucedanum hog’s fennel, sulphur-weed, milk parsley, master-wort
Incl. Imperatoria. See also the closely related genus Dichoropetalum.
(For a dichotomous table for galls on Peucedanum by Hans Roskam click here)
Dichotomous table for leafminers
1a mine < 1 cm, often in numbers together in a leaf axil; larvae, with distinct feet, later live free and cause extensive window feeding => 2
1b mine > 1 cm; larva without feet => 3
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a mine < 1 cm, often in numbers together in a leaf axil; larvae, with distinct feet, later live free and cause extensive window feeding => 2
1b mine > 1 cm; larva without feet => 3
1c galls, etc => Tables for all parasites per species
2a larva: head pale brown: Epermenia chaerophyllella
2b head black: Epermenia aequidentellus
2c larva not described: Epermenia iniquellus
3a long, narrow corridor, abruptly widened into a primary blotch; larva with chitinised head: Fomoria viridissimella
3b mine different, larva a maggot => 4
4a primary blotch mine => 5
4b corridor or secondary blotch mine => 7
5a secondary feeding lines conspicuous (common species): Euleia heraclei
5b secondaire feeding lines weak or absent (species not known from the Benelux) => 6
6a frass grains coarse; on different Peucedanum species: Phytomyza pauliloewii
6b frass grains not remarkable; on Peucedanum cervaria: Phytomyza peucedani
7a puparium in the mjne: Chromatomyia horticola
7b larva leaves the mine prior to pupation => 8
8a frass in the oldest section of the gallery in small grains: Phytomyza thysselini
8b frass here in pearl chains: Phytomyza thysselinivora