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06-08-2014 23:35

Miguel Ãngel Ribes Miguel Ángel Ribes

Hi againThis cupulated yellow Hyalorbilia was rela

07-08-2014 13:51

Andreas Gminder Andreas Gminder

Dear friends,   yesterday we found a small inop

03-08-2014 18:36

Pablo Sandoval Pablo Sandoval

Estimados,Ando en busqueda de literatura acerca de

06-08-2014 21:36

Marja Pennanen

Hi,these are about 0,5 mm wide.The spores are abou

05-06-2014 00:05

Miguel Ãngel Ribes Miguel Ángel Ribes

Good night I have a new small Mollisia, not in co

06-08-2014 17:21

François Bartholomeeusen

Hello everyone,I found on a barkless branch of oak

06-08-2014 09:20

Miguel Ãngel Ribes Miguel Ángel Ribes

Good morningI know August is a holiday month, but

05-08-2014 12:44

Rubén Martínez-Gil Rubén Martínez-Gil

Hola a todos. Subo unas fotos de una Helvella que

05-08-2014 12:26

Pierre-Arthur Moreau Pierre-Arthur Moreau

Chers tous,L'un de vous aurait-il accès à la pub

05-08-2014 09:11

Leandro Sánchez Leandro Sánchez

Sous Quercus, jusqu'à 30 mm diamètre.Lait jaune-

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Anamorphic on oak leaf.
Josep Torres, 12-12-2024 09:30
Josep TorresHello.
I found some small black perithecia on an oak leaf, these were already in poor condition and when I tried to cultivate them in a humid chamber, I found some yellow gelatinous ascomata, more or less globose in shape, very small in size, only between 0.5 and 0.7 mm. in diameter.
Very short conidogenous hyphae that produce very slightly allantoic conidia with a pointed end shaped like a beak and measurements of:
(18.1) 18.9 - 23.6 (24) × (2.9) 3.1 - 3.5 (4.1) µm
Q = (5.3) 5.6 - 7.2 (8) ; N = 40
Me = 21.5 × 3.3 µm ; Qe = 6.5
With development, hairs appear that protrude far above the level of the hymenium. These hairs are very abundant when conidiogenesis is finished.
I think I have seen something very similar to this before here, but as hard as I try, I cannot find it.
Any suggestion from you will be appreciated.
Thank you very much in advance.
Kind regards.
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Thorben Hülsewig, 12-12-2024 17:24
Re : Anamorphic on oak leaf.
Hi Josep,

this is Infundibura adhaerens.
You can also compare with my finds here:
https://www.pilzforum.eu/board/thread/57748-infundibura-adhaerens-nag-raj-w-b-kendr-1981/

best regards,
Thorben
Josep Torres, 13-12-2024 07:54
Josep Torres
Re : Anamorphic on oak leaf.
Thanks Thorben.
Of course it fits perfectly with your work, without your help I would never have published this one as there is very little information on the net.
Again, THANK YOU VERY MUCH.
Kind regards.
Josep Torres, 13-12-2024 08:35
Josep Torres
Re : Anamorphic on oak leaf.
Just to try, I'm adding some images of the black pyrenomyceros in case someone comes up with something.
The images are bad since I could get little from its microscopy.
Very regular perithecia, black and globose in shape, between 0.20 and 0.25 mm, grouped in some cases forming circles on the upper surface of the leaf.
Hyphae of the perithecium wall very pigmented.
In the hymenium there is little to observe, only some conidogenous hyphae that produce ellipsoidal conidia with measurements of (3.3) 3.4 - 4.2 (5.7) × 2 - 2.3 (3) µm.
Kind regards.
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