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06-09-2025 21:40

David Chapados David Chapados

Hi, Does somebody know the genus that has those b

07-09-2025 11:34

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I have identified this fungus as Hymenoscyph

02-09-2025 11:34

Thomas Læssøe

https://svampe.databasen.org/observations/10527903

05-09-2025 09:32

Nicolas VAN VOOREN Nicolas VAN VOOREN

Bonjour, hi everyone,Do you know where the fungari

07-09-2025 08:19

Josep Torres Josep Torres

Hello.Tiny pinkish discomycetes, photographed and

05-09-2025 18:53

Robin Isaksson Robin Isaksson

Hi! Spores 1 septate; 12-13 x 3um Hairs 35-75

03-09-2025 21:59

Philippe PELLICIER

La Léchère, Col de la Madeleine, alt 1970m, au s

04-09-2025 20:11

Åge Oterhals

Saccobolus on dear droppings. Can any of you confi

03-09-2025 12:44

Enrique Rubio Enrique Rubio

Hi to somebody.I would like to know your opinion o

02-09-2025 10:28

Castillo Joseba Castillo Joseba

De ayer en madera muy podrida de haya (Fagus)A ver

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Hyaline asco on fir needles
Francois Guay, 16-05-2025 05:47
Francois GuayI found this super tiny hyaline asco on fir needles today in Quebec,Canada. 


Asci 8 spored, dextrinoid tip in IKI

Spores 21,3-24,35 × 6,1-7,75 µm with  up to 3 septa

iNat link for photos: https://www.inaturalist.ca/observations/281311665

Does anyone know what it is? 
Thank you

François Guay
Hans-Otto Baral, 16-05-2025 09:31
Hans-Otto Baral
Re : Hyaline asco on fir needles
What a nice fungus! I have nothing in my database on conifer needles with such a spore size.

The IKI reaction is hemiamyloid, not dextrinoid. After KOH you will get a blue reaction.

I have no idea about a genus. The paraphyses seem to exlude Allophylaria.
Francois Guay, 16-05-2025 19:19
Francois Guay
Re : Hyaline asco on fir needles
Thank you for the precision Zotto! Once again, a mysterious fungi. I will try to sequence it and keep you updated.
Khomenko Igor, 19-05-2025 04:26
Khomenko Igor
Re : Hyaline asco on fir needles
I don't have idea about the species, but I've seen it on Tsuga canadensis needles.  (https://inaturalist.ca/observations/157406568).
I also found very much the same species in Zotto's folder in Durella group - spruce needles.
Hans-Otto Baral, 19-05-2025 06:47
Hans-Otto Baral
Re : Hyaline asco on fir needles
Ha! This way it must go, my head is too small to keep the overview. I put them together and leave them in Durella.
Francois Guay, 19-05-2025 23:03
Francois Guay
Re : Hyaline asco on fir needles
Thank you, Igor. I re-examined my collection and I think mine also grows on Tsuga canadensis needles, not fir. Did you have your collection sequenced? I’ll try to send mine.
Khomenko Igor, 20-05-2025 01:02
Khomenko Igor
Re : Hyaline asco on fir needles
No Francois, I didn't sequenced it. I had only one needle with these cups and I've used them all for my microscopy.