Plant Parasites of Europe

leafminers, galls and fungi

gallers on Filago

Dichotomous table for gallers on Filago

(incl. Logfia, Phagnalon)

by Hans Roskam

1a Leaves at the shoot tip thickened, coalesced to a gall. F. gallica, germanica, minima. Acentrotypus brunnipes

1b Tips of flowering and vegetative shoots distorted, available leaves twisted with inrolled margins, stems shortened; infected with green or yellowish aphids covered with white wax. F. arvensis, germanica, lutescens: Pemphigus populinigrae

1b Terminal swellings of shoots. Phagnalon saxatile, rupestre: Spathulina sicula

Last modified 10.vii.2020