Plant Parasites of Europe

leafminers, galls and fungi

gallers on Centaurium

Dichotomous table for gallers on Centaurium

by Hans Roskam

1a Leaves on underside with many pearl-like small warts, hardly 1 mm long. C. pulchellum: Synchytrium globosum

1b Dull white spots, pustules, even crusts on underside of leaves, largely consisting of a mass of conidia. C. spicatum: Pustula centaurii

1c Plant ± disfigured; flowers greened. C. erythraea: Inducer unknown – ? gall mite

= Galls on Centaurium have been attributed to either the snout beetle Smicronyx reichi or S. funebris

Last modified 30.vi.2020