Plant Parasites of Europe

leafminers, galls and fungi

Fabrella tsugae

Fabrella tsugae (Farlow) Kirschstein 1941

needle blight of hemlock

on Tsuga

Fabrella tsugae on Tsuga spec.

Tsuga spec., België, prov. Antwerpen, Laakdal, Watereinde, 11.xii.2021 © Carina Van Steenwinkel: infected tree

Fabrella tsugae on Tsuga spec.

detail

Fabrella tsugae on Tsuga spec.

underside of a needle with apothecia

Fabrella tsugae on Tsuga spec.

section through an apothecium

Fabrella tsugae on Tsuga spec.

ascus

parasite

Asci with 4 spores, size 10-12 x 63-77 µm. Spores 2-cellig, fresh spores with 2 large oil drops, size 6-7 x 13-17 µm.

host plants

Pinaceae, monophagous

Tsuga.

notes

Originally a North American species.

references

Brandenburger (1985a: 27).

Last modified 14.xii.2021