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12-11-2025 09:25

Viktorie Halasu Viktorie Halasu

Hello, I need help with a pale terrestric Pseudom

11-11-2025 20:16

Bohan Jia

Hi, lastly I have found these tiny yellow decayin

09-11-2025 13:20

Josep Torres Josep Torres

Hello.A tiny ascomycete, appearing as erupting gra

08-11-2025 12:10

Elisabeth Stöckli

Bonjour, Trouvé sur tiges mortes de Rubus (ronce

08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

08-11-2025 09:15

Michel Hairaud Michel Hairaud

Bonjour, Pouvez vous m'aider à identifier ce Mol

06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

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Very small asci and spores
Edvin Johannesen, 02-10-2017 20:43
Edvin JohannesenI am very short on sordariomycete literature and struggle with this one.  Asci are very small - ca. 35 microns long, contain 8 small, broadly ellipsoid, bi-guttulate spores ca. 2x3 microns large.  Any suggestions?
  • message #50597
  • message #50597
Jacques Fournier, 02-10-2017 22:09
Jacques Fournier
Re : Very small asci and spores
Hi Edvin,
it might be a Camarops. If so, perithecia are immersed, you should make a vertical section including the underlying wood to see them.
Cheers,
Jacques
Edvin Johannesen, 03-10-2017 11:42
Edvin Johannesen
Re : Very small asci and spores
Hi Jacques,

The stromata are superficial on the wood and the perithecia are within the stromata, not in the wood.  As you can see, each troma is only 1-2 mm in size.  So everything is very small!  Also the spores (2x3 my)
  • message #50601
  • message #50601
Edvin Johannesen, 03-10-2017 21:51
Edvin Johannesen
Re : Very small asci and spores
I guss we are in Calosphaeriales somewhere.