[Mycology] Re: Unknown Paxillus (Cambridge, UK)

[dwheeler from ipns.com]

Nick Maclaren wrote:
> There is a Paxillus that I can't identify that grows every year
> in my garden.  It is very like P. involutus, but is twice the size
> (8-12" in diameter).  It is either mycorrhizal or harmlessly
> parasitic on birch.
>
> Any ideas?
>
>
> Regards,
> Nick Maclaren.
P. involutus is a very common mycorrhizal fungi associated with various
birch species locally. It often reaches 6-8 inches, and I wouldn't be
surprised to see a 12" diameter specimen, although IMO few are likely
to reach that size.

Daniel B. Wheeler