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14-03-2026 13:51

Thierry Blondelle Thierry Blondelle

Hi everybody Under Quercus ilex, i hesitate to na

12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

12-03-2026 15:45

Åge Oterhals

Dear forum,I found this small discomycete on a ver

05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

12-03-2026 16:17

Sylvie Le Goff

Bonjour à tousRécolté dans le 22 en France (ré

12-03-2026 14:37

David Wasilewski

These small ascomycota (1-3 mm) ere observed growi

11-03-2026 16:48

Bruno Coué Bruno Coué

Bonjour, je serais heureux d'avoir votre avis sur

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

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one more disco on resin
Guy Marson, 02-12-2014 10:27
Dear all,
I found an unknown (to me) discomycete species on resin of Pinus sylvestris. Bright yellow, 0.25 mm in diam. Although I only got very sparse material, it is just enough for a little portrait. The remaining stuff will be sequenced.
Spores: 16-22 x 6-7.5 µm, one celled (may be two-celled, when overmature). Asci (IKI neg.) 135 - 155 x 18 - 22 (fully turgescent). Hairs with a yellow pigment, dissolving in KOH, paraphyses small, not very capitate, septate, no exudates visible.. Any hint? Thanks in advance.
Cheers,
Guy
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Guy Marson, 02-12-2014 10:30
Re : one more disco on resin
more pics ..
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Guy Marson, 02-12-2014 10:42
Re : one more disco on resin
and more pics..
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Gernot Friebes, 02-12-2014 10:48
Re : one more disco on resin
Hi Guy,

that reminds me of this "Crumenulopsis" sp. that I found twice on branches of Pinus sylvestris. I showed my first find here: http://ascofrance.com/search_forum/8587. Maybe sequencing will tell us more?

Best wishes,
Gernot
Guy Marson, 02-12-2014 10:53
Re : one more disco on resin
tnx a lot
Guy Marson, 02-12-2014 11:02
Re : one more disco on resin
Thanks Gernot for your hint (und für den Wink mit dem Zaunpfahl;-).
I up-loaded more than 20 pics here, but can't see them.

Cheers,
Guy
Hans-Otto Baral, 02-12-2014 11:04
Hans-Otto Baral
Re : one more disco on resin
Yes of course, it is this marvellous discomycete without a generic and specific name.

But isn't it bark on which it grows? Probably close to resin, but is the resin blackened or fresh?

Yellow exudate is abundant and characteristic of this fungus, also on the hardly inflated paraphyses. Maybe you meant that no visible contents are in the paraphyses?

Yes, a sequence will hopefully lift the mystery about this fungus.

Zotto
Guy Marson, 02-12-2014 11:34
Re : one more disco on resin
another try to ad the missing pics
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Guy Marson, 02-12-2014 11:37
Re : one more disco on resin
ok, and some more pics..
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Guy Marson, 02-12-2014 11:41
Re : one more disco on resin
6 more pics
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Guy Marson, 02-12-2014 11:44
Re : one more disco on resin
and the last pics
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Hans-Otto Baral, 02-12-2014 15:17
Hans-Otto Baral
Re : one more disco on resin
I think this KOH-solubility of the exudate could run under ionomidotic.