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05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

05-03-2026 16:30

François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

19-02-2026 17:49

Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

28-02-2026 11:05

Yanick BOULANGER

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

03-03-2026 20:34

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningThese small, amphora-shaped perithecia

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

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

02-03-2026 22:07

Jorge Hernanz

Buenas noches!Entre musgos, bajo Pinus halepensis

01-03-2026 18:02

Francois Guay Francois Guay

I found this mystery Helotiales on an incubated le

28-02-2026 14:43

Alain GARDIENNET Alain GARDIENNET

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

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Pseudophacidium necans?
Stefan Blaser, 14-12-2013 11:11
Hello everybody

I identified this discomycete as Pseudophacidium necans. However, I would like to have some confirmation on my identification. Generally, characters and measurements (see pics) fit quite well with the description I have from M.C. Egger (Morphologie und Biologie von Pseudophacidiumarten). Paraphyses are more pointed compared to the drawing in Egger and inward looking cells from the cover layer are sometimes also pointed and slender (pic3). I identified the substrate as Buxus based on wood anatomy (pic7).
Are there any othe species that should be considered, or do you think it fits?

Thanks, Stefan
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Hans-Otto Baral, 14-12-2013 12:30
Hans-Otto Baral
Re : Pseudophacidium necans?
Hi Stefan

this could be Pseudophacidium cf. necans (HB 5211 & 3943). Are your spores around 15-20 x 5-8? Slight variation in spore size is visible on the photos and drawings I have in my necans folder. The tapering paraphyses and the swollen periphyses (cells inside the lobes) might be characteristic.

I do not remember why I was unsure. There is also an anamorph that I saw 8see below).

Zotto
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Stefan Blaser, 14-12-2013 19:23
Re : Pseudophacidium necans?
Hi Zotto

Yes, Spores fit perfectly to that range. So, without strong opposition I think I name it P. necans. Thanks a lot.

Stefan
Hans-Otto Baral, 14-12-2013 20:25
Hans-Otto Baral
Re : Pseudophacidium necans?
Please tell us the spore size you have found. It could be important for future comparison.
Zotto
Stefan Blaser, 14-12-2013 23:44
Re : Pseudophacidium necans?
Sure, Sorry:

15-19 x 6.5-8 is what I noted

Stefan
Hans-Otto Baral, 15-12-2013 10:06
Hans-Otto Baral
Re : Pseudophacidium necans?
This fits perfectly :-)
I think now that my drawings belong to the same species.