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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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yellow discomycete on herbaceous stem
Lothar Krieglsteiner, 25-07-2020 18:40
Lothar Krieglsteiner.. in the Alps (exact findplace can be asked), montaneous area near small rivulet, 26.8.20. The asci are about 28-35/5-7 µm large, have croziers and react blue in IKI (Calycina-type). The spores are about 7-12/2, with oil about 1. Who does have an idea?
Best, Lothar
P.S. Together grew another discomycete, possibly an Olla - it was not examined.
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Hans-Otto Baral, 25-07-2020 20:39
Hans-Otto Baral
Re : yellow discomycete on herbaceous stem
In some way this should be psilachnum rubrotinctum. Did you test KOH?
Lothar Krieglsteiner, 25-07-2020 21:33
Lothar Krieglsteiner
Re : yellow discomycete on herbaceous stem
thanks, Zotto, for your proposal. I did not test KOH -by now I was only awarre to do this in the case of mollisiaceous fungi ...
Best regards, Lothar
Hans-Otto Baral, 25-07-2020 21:36
Hans-Otto Baral
Re : yellow discomycete on herbaceous stem
But you know P. rubrotinctum? Often on Filipendula. I must correct myself, that species turns pink with ammoniak rather than KOH. I have it in my Cistella folder, not in Psilachnum.
Lothar Krieglsteiner, 25-07-2020 21:59
Lothar Krieglsteiner
Re : yellow discomycete on herbaceous stem
no, by now  I never found Psilachnum rubrotinctum. I will try ammonia - but it will take some time. Thanks again and best regards, Lothar