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21-03-2026 15:13

Lepista Zacarias

Hello everyone, Does any one know of any literatu

21-03-2026 22:59

Petr Soucek

Good evening, I would appreciate some advice on th

20-03-2026 12:53

Stefan Blaser

Hello everybody, In the field, from distance, my

20-10-2017 09:23

Garcia Susana

Este otro crecía en el mismo trocito de madera qu

20-03-2026 16:16

Edvin Johannesen Edvin Johannesen

These 0.5 mm diam. acervuli were breaking through

19-03-2026 19:34

Filip Fuljer Filip Fuljer

Hello everyone,a few days ago I collected this str

19-03-2026 18:25

William Slosse William Slosse

Good evening everyone, On 18/03/26 I found a few

17-03-2026 10:09

François Freléchoux François Freléchoux

Bonjour, Voici la description rapide d'un petit d

19-03-2026 15:58

Stefan Blaser

Hello everybody, I hope for some hints... Macro:

19-03-2026 17:50

Enrique Rubio Enrique Rubio

Hi to everybodyThese thiny, blackish pseudothecia

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Light with filiform spores
Marja Pennanen, 27-03-2011 13:17
Hello folks,

once again I'm in trouble.
I found these tiny (0,1-0,2 mm wide) ones on Syringa and they all can be seen here:
  • message #14925
Marja Pennanen, 27-03-2011 13:22
Re:Light with filiform spores
The spores were filiform, propably septate and 32-37x1-1,5. The asci are about 25-38x5-7, no reaction in Lugol. I found one asci, which was spit, so you can see how the spores are twisted inside:
  • message #14926
Marja Pennanen, 27-03-2011 13:24
Re:Light with filiform spores
There were some septate structures with swollen tips, that I think can be paraphyses:
  • message #14927
Marja Pennanen, 27-03-2011 13:25
Re:Light with filiform spores
One more photo.

I think, that I haven't found these ealier. What might they be?

Marja
  • message #14928
Christian Lechat, 27-03-2011 13:46
Christian Lechat
Re:Light with filiform spores
Hi Marja,
are you sure of the size of ascospores and asci?

Christian
Hans-Otto Baral, 27-03-2011 13:52
Hans-Otto Baral
Re:Light with filiform spores
34 years ago I collected something similar :-) It never got a name. Perhaps a Pseudohelotium? It was on Quercus bark.

But you have smaller asci and spores, and I did not see such broad paraphyses.

Zotto
  • message #14930
Marja Pennanen, 27-03-2011 14:13
Re:Light with filiform spores
Hi Christian,

naturally I'm not 100% sure, but I attach a poor photo in 1000x magnification here.
But I'm sure, that the figures can't be very wrong.

  • message #14931
Marja Pennanen, 27-03-2011 14:15
Re:Light with filiform spores
Hi Zotto,

thanks. I'll attach a photo of the margin here.
The asci were kind of glued together as you can see on the left corner.

Marja
  • message #14932
Hans-Otto Baral, 27-03-2011 17:31
Hans-Otto Baral
Re:Light with filiform spores
O.k., but I am afraid I have no idea.

Zotto