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24-12-2025 17:08

Hulda Caroline Holte

Hello, I have found this propoloid ascomycete on

24-12-2025 18:12

Ethan Crenson

Hello all, A friend found this Orbilia growing on

23-12-2025 11:27

Louis DENY

bonjour forum,sur débris de bois de feuillu (acer

20-12-2025 10:49

Mirek Gryc

Hi. „I doubt it is possible to identify this ti

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

22-12-2025 23:38

Patrice TANCHAUD

Bonsoir, récolte sur un mur en pierre, apothéci

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

22-12-2025 00:47

Patrice TANCHAUD

Bonsoir, récolte à proximité du milieu dunaire

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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
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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