Hi Janet,
I'm not sure about this - may be a gall midge Rhopalomyia ptarmicae. It needs to
be opened to see what type of larvae are inside. If it is a gall midge, Keith
Harris would confirm it. So, I suggest you send specimens to him (address in
the Recording Handbook).
Margaret

Quoting Janet Boyd <janetboyd_entomologist@...>:

>
> Hi everyone,
> The attached photo does look like the description of Campiglossa
> argyrocephala as Quentin Groom suggests. The Keys say that it is found in
> Scotland and is rare (page 277). Can we confirm this as a record?
> Janet
>
>
>
> From: PandKStannard@...: Tue, 30 Sep 2008 14:49:06 -0400Subject: gall
> on a sneezewortTo: janetboyd_entomologist@...
>
> I farm in the North York Moors National Park at Danby Dale and have a field
> that is registered as a species rich wild flower meadow. In August I found
> what I thought was a flower that I could not identify and after trying to
> research it to no avail, I got in touch with Quentin Groom of the Botanical
> Society who told me that it is a sneezewort that has a gall and he thinks it
> is campiglia argyrophylla. He suggested I get in touch with your society to
> have this confirmed. I am afraid I am totally ignorant of the world of galls
> having believed that they were limited to the likes of the oak apples; I find
> it amazing how altered the plant has become. Eleven plants were affected
> similarly by it. I have attached one of the photographs that I took of
> them.
>
> Kate Stannard
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