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28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

28-02-2026 14:43

Alain GARDIENNET Alain GARDIENNET

A new refrence desired :Svanidze, T.V. (1984) Novy

01-03-2026 18:46

Robin Isaksson Robin Isaksson

Hi! This species i se from time to time in the

26-02-2026 22:06

Malcolm  Greaves Malcolm Greaves

Can someone explain the features that split Geoscy

27-02-2026 17:51

Michel Hairaud Michel Hairaud

Bonjour, Quelqu'un peut il me donner un conseil p

27-02-2026 16:17

Mathias Hass Mathias Hass

Hi, Found this on Betula, rather fresh fallen twi

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Francois Guay Francois Guay

I found this mystery Helotiales on an incubated le

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Antonio Couceiro Antonio Couceiro

Hola, me gustaria conocer opiniones sobre este tem

01-03-2026 20:34

Hans-Otto Baral Hans-Otto Baral

Does someone have access to Phytotaxa? I am intere

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

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Pyrenomycet - Chaetosphaeria ovoidea
Regina Siemianowski, 12-08-2015 18:42
hello!
found today on decorticated fine woody debris of Fagus, initial stage of decomposition.
Spores are cylindrical to allantoid, (22)25 – 26 µm x 5-6,5 µm, with two or four big oil drops. Often there are a lot of smaller oil drops inside. Maybe it's a young collection?
IKI and KOH + IKI negative.
Has anyone an idea where I can find?
thank you and best regards,
Regina
Andreas Gminder, 12-08-2015 18:46
Andreas Gminder
Re : Pyrenomycet

Hallo Regina,


vielleicht Chaetosphaeria ovoidea?


beste Grüße,
Andreas

Regina Siemianowski, 12-08-2015 19:38
Re : Pyrenomycet
Hallo Andreas,

passt recht gut! Mich haben die Öltropfen ein wenig gestört, aber die Dokumentation (illustrations) in http://www.ascofrance.com/forum/14136/zignoella-ovoidea geben meinen Fund gut wieder.

Vielen Dank!

Regina

Andreas Gminder, 12-08-2015 19:41
Andreas Gminder
Re : Pyrenomycet - Chaetosphaeria ovoidea

Hallo Regina,


die hab ich gestern von Tanja kennengelernt ....


beste Grüße,
Andreas