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15-02-2026 04:32

Tomaz Vucko Tomaz Vucko

One more specimen that is giving me some descent a

03-02-2013 19:50

Nina Filippova

Good time), I've compared this specimen with the

17-02-2026 17:26

Nicolas Suberbielle Nicolas Suberbielle

Bonjour à tous, Je recherche cette publication :

08-12-2025 17:37

Lothar Krieglsteiner Lothar Krieglsteiner

20.6.25, on branch of Abies infected and thickened

17-02-2026 09:41

Maren Kamke Maren Kamke

Good morning, I found a Diaporthe species on Samb

17-02-2026 13:41

Isabelle Charissou

Bonjour, est-ce que quelqu'un pourrait me fournir

16-02-2026 18:34

Thierry Blondelle Thierry Blondelle

Bonjour,La micro de cet anamorphe de Hercospora su

16-02-2026 21:25

Andreas Millinger Andreas Millinger

Good evening,failed to find an idea for this fungu

16-02-2026 17:14

Joanne Taylor

Last week we published the following paper where w

16-02-2026 16:53

Isabelle Charissou

Bonjour, quelqu'un pourrait-il me transmettre un

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Asco on Myxo (Didymium)
Marja Pennanen, 10-07-2011 18:08
Hello folks,

I've been doing mostly myxos lately. So I picked some Didymium or Diderma last night and just studied it. The myxo is Didymium melanospermum, but there were some tiny, invisible ascomycetes growing on the surface of it, so no macrophotos are available.

The spores are small, 5-6x2 and asci about 50x4, propably hemiamyloid.

No idea even of the genus...

Marja
  • message #15784
  • message #15784
Alain GARDIENNET, 10-07-2011 18:42
Alain GARDIENNET
Re : Asco on Myxo (Didymium)
Hi Marja,
Your photo is a little too dark. You can use an open softaware like Photofiltre to work your image.
I don't know your fungus.
Alain
  • message #15785
Marja Pennanen, 10-07-2011 19:35
Re : Asco on Myxo (Didymium)
Ooh, thanks. I have Adobe photoshop limited edition and only crobed the photo.

Been searching in internet. Could this be Nectriopsis? Maybe Nectriopsis exigua? Just haven't found a description yet, just an old key.

Marja
Alex Akulov, 10-07-2011 20:36
Alex Akulov
Re : Asco on Myxo (Didymium)
Dear Marja
Perhaps these articles will help you.
Alex
Marja Pennanen, 10-07-2011 20:59
Re : Asco on Myxo (Didymium)
Dear Alex,

thank you!

I'll check later if Mycologia, Vol. 65? contains a proper description of the species.
Nectriopsis oropensoides? could be another option. Should study some myxo-fruitbodies later for these, if there are some...

Marja


Christian Lechat, 10-07-2011 21:28
Christian Lechat
Re : Asco on Myxo (Didymium)
Hi Marja,
if your fungus is Nectriopsis orpensoides, then , hypal elements should be spinulose.
cordially,
Christian