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21-02-2025 19:28

Enrique Rubio Enrique Rubio

Perhaps someone can help me to identify this pyren

20-02-2025 16:03

Josep Torres Josep Torres

Hello.An apparent Rosellinia located and photograp

21-02-2025 20:37

Marc Detollenaere Marc Detollenaere

Dear Forum,On rotten wood of Salix, I found some M

06-02-2025 06:25

Bharati Mandapati

Hi All, I would love some help with this Lasiobel

21-02-2025 17:34

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia, España, re

17-02-2025 21:29

Yanick BOULANGER

BonsoirPour le premier, il s'agit de Calycina hete

14-02-2025 19:15

Tomaz Vucko Tomaz Vucko

Hello!I am trying to identify some of the unidenti

14-02-2025 21:55

Alan Smith

hello there, this host is a dead stem of Chamerion

07-02-2025 17:48

Vasileios Kaounas Vasileios Kaounas

asci 170-200 x 20-22 ?m spores 21.9 [22.9 ; 23.4]

19-02-2025 19:25

Margot en Geert Vullings

On a fallen Fagus branch we found these bumps, som

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Marcelleina?
Mirek Gryc, 04-12-2020 18:23
Hello all
A friend sent me two collections of small ascomycota found in August, growing on the ground. I have absolutely no idea for them. Microscopic structure similar to Marcelleina, but nowhere can I find a species with such bright colors.
Please help.
Mirek
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Nicolas VAN VOOREN, 05-12-2020 11:35
Nicolas VAN VOOREN
Re : Marcelleina?
An albino... or a new species.
Mirek Gryc, 05-12-2020 12:32
Re : Marcelleina?
Hi Nicolas
I don't think this is some kind of albinistic form.
As I wrote, it is not a single collection. From a friend I have two identical collections from a different period and place (photos 1-2, the first, photos 3-4, second). Both microscopically identical.
Microscopic photos made of dry material, so their quality is poor, but will you confirm that it is a species of the genus Marcelleina?
Regards and thank you.
Mirek
Nicolas VAN VOOREN, 05-12-2020 16:11
Nicolas VAN VOOREN
Re : Marcelleina?
An albino form can occur at different places if the mycelium has the same genetic anomaly.
But to answer your question, yes, it looks very much like a Marcelleina species, and M. persoonii if I had to name it only based on the spore ornamentation.
Mirek Gryc, 06-12-2020 08:08
Re : Marcelleina?
Thank you, Nicolas, for your opinion on these collections.
Marcelleina is unknown to me, so any comments about her are very valuable.
best regards
Mirek
Kozak Robert, 18-07-2024 23:15
Re : Marcelleina?
W tym roku ros?y równie? w tym samym miejscu.
Dodam kilka nowych zdj??.
Data: 2024.07.16
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