Polygonum small-leaved knotgrass
The classical genus Polygonum has been split into Aconogonon, Bistorta Fallopia (incl. Reynoutria), Persicaria, and Polygonum.
Dichotome tabel voor bladmineerders
1a mine small; irregular corridor or blotch, usually with a round hole at either end; older larve live free, causing window feeding: Hypera rumicis
1b eventually a large blotch, without holes; larva remains in the mine till shortly before pupation: Mantura rustica
1c fleck mine => 2
1d gallen etc => Tabellen voor alle parasieten per soort
2a larva in a spirally case: Apterona helicoidella
2b larva in a fragment of the stem of a plant, generally a grass => Epidola stigma
Not included in the key: Chrysoesthia drurella; Cnephasia lineata; Liriomyza trifolii.