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13-01-2021 22:05

Marja Pennanen

Hello forum, I found some tiny black and setose o

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Aouali Souhila

Hi,Happy New Year to everyone. I need advice on th

13-01-2021 19:14

Edvin Johannesen Edvin Johannesen

I though I'd just ask you about this tiny discomyc

22-12-2020 21:20

Robin Isaksson Robin Isaksson

Someone have a clue what this is? Spores 13-16x

09-01-2021 16:21

Lothar Krieglsteiner Lothar Krieglsteiner

.. collected 14.2.20, Southern Germany, Baden-Wuer

13-01-2021 10:54

Castillo Joseba Castillo Joseba

Me mandan elmaterial seco de Galicia,   parece q

12-01-2021 06:29

Khomenko Igor Khomenko Igor

Hi,I found this discomycete in two instances in Se

12-01-2021 22:32

Garcia Susana

Hola, He encontrado este anamorfo creciendo en gr

11-01-2021 22:37

Castillo Joseba Castillo Joseba

Me mandan el material en seco de Galicia,  recole

11-01-2021 20:41

Maria Plekkenpol Maria Plekkenpol

Hello, first of all I wish everyone a healthy and

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Trichopeziza cf. sulphurea - but with (too?) small spores
Lothar Krieglsteiner, 09-01-2021 16:42
Lothar Krieglsteiner.. collected 8.6.20, Germany, Bavaria, Neuburg a.d. Donau, "Kreut", on Mentha longifolia. 
I think almost everything fits with T. sulphurea (that grows (only?) on Urtica), including the hemiamyloid pore, with the exception of the small spores - I measured them 23-33/+-3 µm.
Is this too small or can it still be accepted for sulphurea?
Best regards, Lothar
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Hans-Otto Baral, 09-01-2021 17:18
Hans-Otto Baral
Re : Trichopeziza cf. sulphurea - but with (too?) small spores
Hi Lothar

in my foles this is the perfect spores size of sulphurea = nylanderi: I have in my folder name 18-39 x 2,5-3,5(-4).

The asci are withou croziers?

I had the spacies once on Impatiens gland. and Francois valade on Phytolacca.

Zotto
Lothar Krieglsteiner, 09-01-2021 17:28
Lothar Krieglsteiner
Re : Trichopeziza cf. sulphurea - but with (too?) small spores
thank you, Zotto!
I have looked in an older key of yours, where the measures are larger.
I must more look in your folders, in future ...
So everything is o.k.
Best regards, Lothar
P.S. I fear I did not look for the croziers ...
Hans-Otto Baral, 09-01-2021 17:31
Hans-Otto Baral
Re : Trichopeziza cf. sulphurea - but with (too?) small spores
I can't find larger measurements, only the width may go to *3-3.8(-4).

But you are right, my old key says 33-38/2,5-3,5 µm, so neglects shorter spores.