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21-07-2015 15:32

Steve Clements

Bonjour,Trouvé le 15 Juillet sur fleur morte. Je

24-07-2015 16:25

Peter Thompson

Hello Everyone,I have found some groups of immerse

24-07-2015 12:28

Lepista Zacarias

Hi everyone,Last year I found an ammount of specim

23-07-2015 14:06

Leandro Sánchez Leandro Sánchez

Sur Salix, diamétre max  6-7 mm.KOH -Cordialemen

22-07-2015 23:35

Joaquin Martin

HiCollected about branch in riparian forest, coexi

22-07-2015 16:07

Dartanha Soares Dartanha Soares

Hello to all, I would like to hear your opinion a

22-07-2015 21:55

John Leach

Hello all I found this Calonectria growing on old

22-07-2015 10:50

Gernot Friebes

Hi, I'm looking for help with another peculiar as

22-07-2015 13:31

Thorben Hülsewig

Hi there On the 16.7.15 i found under a rotten wo

21-07-2015 21:59

Pavol Palo

Hello friendsCan you give me a hand with the deter

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Cosmospora sp?
Björn Wergen, 11-02-2014 10:52
Björn WergenHi there,

a few weeks ago I received a collection of a nectrioid species growing on dead Alnus viridis bark. It has small orange fruitbodies of 0,25-0,32mm diametre and Spores of only 2,8-3,4x2,5-3µm, with one septation. Asci 40-50x3,5-5µm, no paraphyses seen. Wall 30-40µm. Does it belong to the genus Cosmospora? I did not see a species like this one before...

Ideas are welcome, of course :D

regards,
björn
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Walter Gams, 11-02-2014 11:12
Walter Gams
Re : Cosmospora sp?
Lieber Björn,  Solche interessante Funde sollten in Kultur genommen werden. Könnte ich evt. versorgen. Kennst Du die Arbeit von Gräfenhan et al., Stud. Mycol. 69: 79. 2011? Freii im Inteent abzurufen.
Herzlichen Gruß    Walter
Björn Wergen, 11-02-2014 20:25
Björn Wergen
Re : Cosmospora sp?
Hi Walter,

I bet you mean SM 68: p79? Of course I have read it, but I am not sure how to use it here. Do you want to have sent this collection?

regards,
björn
Walter Gams, 11-02-2014 21:17
Walter Gams
Re : Cosmospora sp?
Yes, please. My address: Molenweg 15. 3743 CK Baarn, NL
With the Gräfenhan paper you willl not get along without a cullture.
Walter Gams, 20-02-2014 16:44
Walter Gams
Re : Cosmospora sp?
Hi Björn,  Thank you for the material. I could not find any nectrioid perithecia on the specimen, only the acremonium-like anamorph of your Cosmospora. Unfortunately, I did not get it to grow. Perhaps you have still other material?. Where did it come from?. I gather you do not have Alnus viriidis in the Eifel? For more discussion I suggest direct e-mail contact. Mine: walter.gams@online.nl