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22-12-2024 10:19

Simon Gurtner Simon Gurtner

Hello,can anyone help me identify this small ascom

20-12-2024 17:32

Louis DENY

Bonsoir forumTrouvé à Belfort, 400 m altitude, s

22-12-2024 10:53

Bernard CLESSE Bernard CLESSE

Pourriez-vous me confirmer ma détermination de ce

22-12-2024 10:40

Castillo Joseba Castillo Joseba

me mandan elmaterial seco de Galicia,  recolectad

21-12-2024 11:14

Michel RIMBAUD

Hello,Does somebody could send me a key for Olla/U

17-02-2013 08:38

Alain GARDIENNET Alain GARDIENNET

Bonjour, J'ai trouvé ces acervules sur feuille d

21-12-2024 09:08

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia,  recolecta

21-12-2024 12:45

Marc Detollenaere Marc Detollenaere

Dear Forum,On naked wood of Fagus, I found some ha

17-12-2024 12:33

Lothar Krieglsteiner Lothar Krieglsteiner

this fluffy anamorph was repeatedly found on decid

20-12-2024 20:30

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Pourriez-vous m'aider à

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Asco on Carex nigra
Simon Gurtner, 22-12-2024 10:19
Simon GurtnerHello,

can anyone help me identify this small ascomycete?

Found on 01.08.2024 in the Swiss Alps at 2220 m above sea level on Carex nigra.
So far, I have not been able to determine even the genus. Allophylaria is one idea. However, this could not be confirmed by sequencing.

I wish everyone a Merry Christmas and a Happy New Year.

Best regards,
Simon

Here is the sequencing:
AAAGTCGTAACAAGGTTTCCGTAGGTGAACCTGCGGAAGGATCATTACCGAGCTCATGCCCCCCGGGGTAGAACTCCACCCTTGCTTGTGCTACCTAGTTGCTTTGGCAGGCCGCTGGCCTACCGTGCCGTGCCTGCCAGAGGTTCTAAACTCGTGTCTCTGAAATCGTCTGAGTAAT ACAAAATTGAATAAAACTTTCAACAACGGATCTCTTGGCTCTGGCATCGATGAAGAACGCAGCGAAATGCGATAAGTAATGTGAATTGCAGAATCTAGTGAATCATCGAATCTTTGAACGCACATTGCGCCCCTAGGTATTCCTGGGGGCATGCCTGTCCGAGCGTCATTAAACACCACTCA AGCTCCGCTTGGTCCTGGGGCGCGCTAGATTTCTAGCGCTCCCTAAACTCAGTGGCGGCGGCTCTCGACCCTCCAGCGCAGTATAACACCTCGCTATGAGATCGGGATCCGCTGGCCAGCAAGCACTCCAGGTTGACCTCGGATCAGGTAGGGATACCCGCTGAACTTAA
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Lothar Krieglsteiner, 22-12-2024 10:22
Lothar Krieglsteiner
Re : Asco on Carex nigra
why not a Cyathicula? Sometimes it helps to have spores, the reaction of the ascus apex with IKI and some further details.
Simon Gurtner, 22-12-2024 10:35
Simon Gurtner
Re : Asco on Carex nigra
Hi Lothar, when I created the thread, I uploaded the data before I was finished. I have added the missing images. Cyathicula was my first thought macroscopically. However, the microscopy does not fit.
Lothar Krieglsteiner, 22-12-2024 10:45
Lothar Krieglsteiner
Re : Asco on Carex nigra
Hello Simon,
ah - I was too fast. Now I see spores - but still not the ascus-apes in IKI. In Allophylaria it ist often (not always) reacting hemiamyloid.
What I already saw are guttulate (dying?) paraphyses what fits for Cyathicula - and for Hymenoscyphus. The excipulum seems more a prismatica than oblita, so o.k. better a Hymenoscyphus. The spores would fit here also better.
Yours, Lothar
Stip Helleman, 22-12-2024 12:51
Stip Helleman
Re : Asco on Carex nigra
Hi Simon,

to me it looks also as a Cyathicula/Hymenoscyphus, only the sequence does not make any sense. There is no attachment to Helotiaceae in the Multiple sequence ML tree.

Herzliche Gruessen, Frohe Weihnachten und ein gute Rutsch

Stip
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Simon Gurtner, 22-12-2024 15:34
Simon Gurtner
Re : Asco on Carex nigra
Hallo Lothar, Hallo Stipe

Danke für eure Hilfe. Zu Beginn habe ich in der Ecke gesucht, bin aber auf kein Ergebniss gekommen. Ich werde es noch einmal da versuchen. Die Sequenz verwirrt mich mehr als es mir hilft. 

Grüsse, Simon