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24-05-2012 21:53

Patrice TANCHAUD

Bonsoir, voici une récolte réalisée la semaine

01-07-2012 17:05

Nicolas VAN VOOREN Nicolas VAN VOOREN

I cannot determine this collection made on Rumex d

30-06-2012 14:01

Pablo Alvarado

Hi everybody!Does anybody know where the type coll

30-06-2012 13:35

Marja Pennanen

Hello,I've been scanning some Salix bark lying und

25-06-2012 08:49

John Plischke John Plischke

Today I found Xylocoremium flabelliforme comfirmed

26-06-2012 23:50

Martin Bemmann Martin Bemmann

Dear all,I rarely find Peziza in my acid enviromen

26-06-2012 17:54

FRANCIS FOUCHIER

Bonjour,  depuis peu Taxonomic Literature: A sele

26-06-2012 13:48

Enrique Rubio Enrique Rubio

Hi to everibodyHave you some idea for our collecti

26-06-2012 17:54

FRANCIS FOUCHIER

Bonjour,  depuis peu Taxonomic Literature: A sele

25-06-2012 12:40

Stefan Blaser

Hello everybodyI'm looking for the following:Rehm,

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Calonectria species on Ilex
John Leach, 22-07-2015 21:55

Hello all


I found this Calonectria growing on old rotting Ilex leaves and determined it as possibly Calonectria ilicicola, but understand there's a 'similar' Calonectria pyrochroa, which I have very little information on.


Found in Sheffield, South Yorkshire, England


Spore Size = 22 x 4 micron
Ascus 60 - 70 x 9 - 10 micron


Any help or comments are as always much appreciated.


Best Wishes - John

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Alain GARDIENNET, 22-07-2015 22:12
Alain GARDIENNET
Re : Calonectria species on Ilex

Hi John,


The solution is perhaps here : IMA fungus - Vol. 1 n°2  / 101-108


http://www.imafungus.org/IMAfungusDetails.aspx?Rec=2


Alain

Chris Yeates, 22-07-2015 22:34
Chris Yeates
Re : Calonectria species on Ilex
Bonsoir tous
Could this not be Hydropisphaera erubescens?
@John - With regard to Calonectria pyrochroa, see http://www.ascofrance.com/search_forum/25038 for a discussion re that taxon on ASCOfrance. I shall definitely have a look at that interesting paper to which Alain has pointed us.
regards
Chris
John Leach, 22-07-2015 22:49
Re : Calonectria species on Ilex
Thanks Alain for the link. It looks very interesting.

Best Wishes - John
John Leach, 22-07-2015 22:54
Re : Calonectria species on Ilex
Hi Chris

I think Alain has provided a good pointer. We shall see :)

Best Wishes - John
John Leach, 22-07-2015 23:35
Re : Calonectria species on Ilex
Hydropisphaera erubescens looks spot on!

Many thanks Chris and Alain

Best Wishes - John
Alain GARDIENNET, 23-07-2015 07:40
Alain GARDIENNET
Re : Calonectria species on Ilex

Yes, I look attentively your photos. It isn't a Calonectria and it looks like an Hydropisphaera. Chris gives you the solution. H. erubescens, common on Ilex leaves.


You can check the Calonectria now... And perhaps you will find an Ijuhya species growing on a such substrate too.


Alain