Plant Parasites of Europe

leafminers, galls and fungi

Timaspis helminthiae

Timaspis helminthiae de Stefani, 1902

on Helminthotheca

Timaspis helminthiae: galls on Helminthotheca aculeata

Helminthotheca aculeata, galls (from Houard, 1909a)

gall

The receptacle is swollen to an irregular, more or less globular, multilocular mass of 12-18 x 13 mm. The surface is ± smooth, with some scattered long, white hairs. The galls are mature in July.

host plants

Asteraceae, monophagous

Helminthotheca (= Helminthia, Picris) aculeata.

synonyms

Phanacis helminthiae.

references

Cerasa (2015a), Houard (1909a), Nieves-Aldrey (2008a), Nieves-Aldrey, Sánchez, Massa & Gómez (2008).

Last modified 5.i.2019