Plant Parasites of Europe

leafminers, galls and fungi

Houardiella gracilis

Houardiella gracilis Dorchin & Freidberg, 2008

on Arthrocnemum

gall

A joint of the stem houses a chamber with a single larva. The joint is not discoloured and hardly swollen, the presence of the larvae becomes apparent only by an exit opening, from which an exuvium protrudes. The larva is unknown; probably at least two generations.

hostplants

Amaranthaceae, monophagous

Arthrocnemum macrostachyum.

references

Dorchin & Freidberg (2008a), Elsayed, Skuhravá, Karam ao (2015a), Sánchez (2016a), Skuhravá, Skuhravý & Elsayed (2014a).

Last modified 19.i.2018