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22-03-2020 22:03

Przemyslaw Drzewiecki

Hello all. This is my first post in this forum. I

17-12-2023 13:04

Josep Torres Josep Torres

Hola.Uno de varios apotecios de color blanco de en

16-12-2023 17:08

Vasileios Kaounas Vasileios Kaounas

Found in Abies cephalonica, diam. 3 mm, spores 12

15-12-2023 17:25

Khomenko Igor Khomenko Igor

Hi, I'm completly lost with this cup fungi. This i

14-12-2023 16:51

Khomenko Igor Khomenko Igor

Hi, I found these black cup fungi on recently brok

12-12-2023 18:18

Matthias Reul Matthias Reul

Hi altogether,a few weeks ago Torsten Richter foun

07-12-2023 11:22

Pierre-Yves Julien

Bonjour à tous, En étudiant un Pulvinula, j'ai

12-12-2023 23:18

Wim de Groot

I know, not enough details. But nevertheless I hop

13-12-2023 11:05

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous identifier

13-12-2023 12:10

Giovanni ANTOLA Giovanni ANTOLA

Bonjour,Je souhaiterais connaître votre avis sur

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Xylaria guepinii\ friesii?
Przemyslaw Drzewiecki, 22-03-2020 22:03
Hello all. This is my first post in this forum. I would like to ask for help in the designation of the species Xylaria from Poland. Mushrooms grow on a land rich in horse fertilizer (for 15 years it was a fenced area for shetland ponies).
https://www.bio-forum.pl/messages/33/1102700.html
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Jacques Fournier, 25-03-2020 18:02
Jacques Fournier
Re : Xylaria guepinii\ friesii?
Hello,

I was hoping that Thomas would answer because he revised the type specimen of X. guepini and created X. friesii.

In the meantime, based on your data and Laessoe's 1993 paper, I think your collection fits well X. guepini in all respects.

It is a poorly known species, rarely collected at sexual state, thus you collection is of great interest.

Thanks for sharing it.

Cheers,

Jacques
Thomas Læssøe, 26-03-2020 10:19
Re : Xylaria guepinii\ friesii?
Just back from Cuba (birding) to a closed university etc. I would agree with Jacques that X. guepinii is the best match (super material), but I have not studied this complex for decennia so feel a bit rusty. It is still a possibility that both scotica and my own friesii should be lumped with guepinii.

bw

Thomas
Przemyslaw Drzewiecki, 26-03-2020 13:47
Re : Xylaria guepinii\ friesii?
I would like to thank both excellent interlocutors for their contributions. I am very happy.
Have a nice day - Przemek
Przemyslaw Drzewiecki, 17-12-2023 21:59
Re : Xylaria guepinii\ friesii?
Hallo all,
I read a new article about this species: Hsieh H-M, Ju Y-M, Lechat C, Fournier J, Huart D. New ecological, morphological, cultural and molecular phylogenetic insights into Xylaria guepini (Xylariaceae) Ascomycete.org. 2022;14:177–184.
I very much regret that the authors lacked scientific inquisitiveness and did not ask me for part of my collection for comparative analysis. :-( Especially since, when comparing the morphology of both collections, due to significant differences, especially (though not only) in the aspect of conidiogeny, it should be assumed that they are different species of the Xylaria genus.
I am fully willing to cooperate in further research on this species (unfortunately I do not have the ability to conduct genetic research myself),
best regards, Przemek
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