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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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Hypoxylon multiforme (Fr.) Fr. (?)
Esquivel-Rios Eduardo, 05-03-2013 20:53
Hi all.

Found in dead wood.

Stromata pulvinate, effused at base to slightly constricted, usually coalescent,25 mm diam x 2-5mm thick; surface black-grey. Perithecia spherical to obovoid, 500-700 µm diam x 600-700 µm high, discretely surrounded by a carbonaceous stromatal layer.Ostioles papillate, conical, black, sometimes at the centre of a discoid depression 150-230 µm diam.Asci 150-185 µm total length, the spore bearing-parts 64-86 µm long x 5.5-6 µm broad, the stipes 80-120 µm long, with apical ring discoid, amyloid, 0.8-1.2 µm high x 2-2.8 µm broad.Ascospores light brown to brown, ellipsoid-inequilateral, frequently crescent-shaped, 8.8-10.3 x 3.7-4.9 µm with faint straight germ slit less than spore-length.
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  • message #22333
  • message #22333
  • message #22333
Thomas Læssøe, 06-03-2013 10:02
Re : Hypoxylon multiforme (Fr.) Fr. (?)
Hi there

You forgot to tell when, where and on what :-)

cheers

Thomas