Plant Parasites of Europe

leafminers, galls and fungi

gallers on genus Iris

Dichotomous table for gallers on Iris

by Hans Roskam

1a On above-ground parts => 2

1b Roots with nodular galls on Iris sp., up to 1 mm long or slightly larger. Iris spp.: Meloidogyne hapla

2a Leaves curled close to the ground, with slight irregular, spongy, pale green swellings. Iris sp., cultivated. Ditylenchus dipsaci

2b Fruit ± irregularly swollen, stunted and curved. Usually containing several white larvae. I. aphylla, foetidissima, x germanica, pseudacorus, sibirica and some cultivated forms: Mononychus punctumalbum

Last modified 18.xi.2023