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13-10-2025 19:05

Louis DENY

Bonjour forumSur tronc décortiqué de feuillu x,

17-02-2013 21:11

Peter Welt Peter Welt

Jamoni, P.G. 1998. Un nuovo discomicete coprofilo

11-10-2025 20:27

Marcel Heyligen Marcel Heyligen

Found on a barked branch, 14 mm in diameter, of Ro

11-10-2025 14:20

Jean-Luc Ranger

bonjour à tous, Je ne vois pas comment l'on peut

09-10-2025 22:14

S. Rebecca

We just had the Bavarian Mycology Conference in Au

10-10-2025 00:49

Ethan Crenson

Hello all, This was found last weekend on a hardw

06-10-2025 15:57

David Chapados David Chapados

Hi, Could anyone help me with this Lophiostoma? 

04-10-2025 02:13

Francois Guay Francois Guay

Hi everyone,   I found this Hymenoscyphus growi

03-10-2025 22:17

Francois Guay Francois Guay

Hi everyone,   I found this white, star-shaped

03-10-2025 22:03

Francois Guay Francois Guay

Hi everyone, I found this weird asco growing on wo

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Phaeosphaeria again...fuckelii?
Björn Wergen, 19-04-2011 21:05
Björn WergenHi,

just a short question: Is this Phaeosphaeria fuckelii? The only problem is the spore size quiet different from Ellis&Ellis (1998): "20-30x4-5µm". I found it on Phragmites australis (i think it IS P. australis, it is definitely a grass).

thanks and regards,
kazuya
  • message #15113
Björn Wergen, 19-04-2011 21:06
Björn Wergen
Re:Phaeosphaeria again...fuckelii?
micro
  • message #15114
Alain GARDIENNET, 20-04-2011 00:54
Alain GARDIENNET
Re:Phaeosphaeria again...fuckelii?
Hi Kazama,
Yes it's a very strange and interesting recolt. Ascospores are exactly the extending copy os fuckelii's ones. No species fits well.
Have you seen a sheath around ascospores ?
Alain
Alain GARDIENNET, 20-04-2011 01:09
Alain GARDIENNET
Re:Phaeosphaeria again...fuckelii?
Perhaps see towards P. punctillum-caricis...
Björn Wergen, 20-04-2011 08:30
Björn Wergen
Re:Phaeosphaeria again...fuckelii?
Hi Alain,

no, i did not see a sheath, but they are of course a "copy" of P. fuckelii's spores...and 34-41 µm long, growing on Phragmites. My literature is not sufficient to determine these species, I just collected all of your data about Phaeosphaeria, but there is no "P. puncillum-caricis". I need a key for Phaeosphaeria or some literature about...

And I am very interested in finding out which species this is...always!
regards,
Kazuya
Björn Wergen, 20-04-2011 10:25
Björn Wergen
Re:Phaeosphaeria again...fuckelii?
I looked for something on the net and found data about a "Phaeosphaeria caricis", which has spores about 25-30x4-5 µm (Ellis&Ellis) but (32-)34-39(-46) x 4-6 µm on "fungi.life.illinois.edu" which fits well to my recolt.
Alain GARDIENNET, 20-04-2011 11:22
Alain GARDIENNET
Re:Phaeosphaeria again...fuckelii?
I will send you docs today (perhaps tonight).
Size fits well for caricis, but you'll see that the form doesn't fit very well. See my fiche in database.
Perhaps punctillum would be better but some authors give them synonyme... I will research.
Alain
Gernot Friebes, 20-04-2011 11:54
Re:Phaeosphaeria again...fuckelii?
could you please send me these docs too?

Thank you!
Gernot
Björn Wergen, 20-04-2011 13:28
Björn Wergen
Re:Phaeosphaeria again...fuckelii?
Many thanks Alain ;)

regards,
Kazuya
Karl Keck, 21-04-2011 20:25
Karl Keck
Re:Phaeosphaeria again...fuckelii?
Cher Alain,

I am interested in the docs too!

Cordialment, Karl