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25-11-2025 11:03

Mick Peerdeman

Hi all,One of my earliest microscopy attempts, so

29-06-2016 18:06

Elisabeth Stöckli

Bonjour,Trouvé sur branches mortes cortiquées de

24-11-2025 15:23

Arnold Büschlen

Hallo, auf einer offenen Kiesfläche am Rande ein

24-11-2025 18:17

ruiz Jose

Hola en madera, quizás de alnus. Esporas(12.1) 12

18-11-2025 18:26

David Malloch David Malloch

I am trying to locate the article, Müller, E. 195

23-11-2025 11:16

Bohan Jia

Hi,  I found small discs growing on dead stem of

21-11-2025 10:56

Christopher Engelhardt Christopher Engelhardt

Very small (~0,5 mm) white ascos, found yesterday

21-11-2025 15:22

Vasileios Kaounas Vasileios Kaounas

Found in moss, forest with Pinus halepensis. Dime

21-11-2025 10:47

François Freléchoux François Freléchoux

Bonjour,Peut-être Mollisia palustris ?Trouvée su

21-11-2025 10:50

Mirek Gryc

Hello Please help me identify this little asco.It

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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