Refugee's picture

Fern infection

Observed: 7th October 2011 By: RefugeeRefugee’s reputation in InvertebratesRefugee’s reputation in InvertebratesRefugee’s reputation in Invertebrates
dscf1722 1
dscf1722 1 2

I have no idea if this is a Gall or a fungus so it is going to have to go into other organisms. It has made the frond tie itself into almost a knot. There is no sign of a Gall as such when i tried to undo one of them, it just broke.

Species interactions

No interactions present.

Species with which Frond Knotting Gall (Chirosia betuleti) interacts


Refugee's picture

I looked it up

Dasineura filicina is not the one. The fact that i described it as a knot proved to be the clue when i did my web search later. I just could not find an image of the fly though.


Syrphus's picture

You are right - I had a

You are right - I had a senior moment and the wrong name came out!



recording wildlife with The Recorder's Year on

Refugee's picture


So i bag the ID then.