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Mot de passe perdu? S'inscrire

26-04-2025 19:32

Francois Guay Francois Guay

I found these small Arachnopeziza sp. growing on d

26-04-2025 16:01

Jacques Fournier Jacques Fournier

J'ai le regret d'informer les membres du forum qui

26-04-2025 07:15

Dragiša Savic

Hello everyone,the lichen is Candelariella aurella

25-04-2025 22:48

Gustaf Fredell Gustaf Fredell

Hello,I hope everything is going well. I couple mo

18-04-2025 23:16

Robin Pétermann Robin Pétermann

Bonjour, Voici une probable Mollisia, genre que j

24-04-2025 21:35

Thorben Hülsewig

Hi there,last week i could found this asco on an S

25-04-2025 17:24

Stefan Blaser

Hi everybody, This collection was collected by J

25-04-2025 09:33

Josep Torres Josep Torres

Ascomata shaped like deformed black grains, measur

24-04-2025 21:53

Lothar Krieglsteiner Lothar Krieglsteiner

... 15.7.24 in the Alps. There were many asci with

23-04-2025 20:16

Miguel Ãngel Ribes Miguel Ángel Ribes

Good afternoon Looking for Octospores / Lamprospo

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Cosmospora on Diatrype bullata
Guy Marson, 03-06-2009 14:04
Salut Christian, dear all,

this might be of interest to some of you:

"Panorama" in 2D:
http://www.gigapan.org/viewGigapan.php?id=23329

Pic in 3D for Yellow/Blue goggles:
http://share.gigapan.org/viewGigapan.php?id=23334

Pic in 3D for Red/Blue goggles:
http://www.gigapan.org/viewGigapan.php?id=23331

Enjoy them,

Guy
Gary Samuels, 03-06-2009 14:12
Re:Cosmospora on Diatrype bullata
of course it's beautiful and of course I would like to ahve a fresh specimen to culture. It could be C. episphaeria.
Guy Marson, 03-06-2009 15:12
Re:Cosmospora on Diatrype bullata
Dear Gary,

This has been one of my mistakes for at least 25 years. I´ve never observed this very common species under the microscope, simply took it for N. episphaeria until Zotto made me aware that it´s something different. Meanwhile some further collections has been made in western France (...). However, please give me an address and you´ll get fresh material shortly.

My best wishes,

Guy
Gary Samuels, 03-06-2009 15:29
Re:Cosmospora on Diatrype bullata
As usual, we really need to know the anamorph. So, ifyou are so kind as to mail fresh material that I can culture, my address -- for everybody who collects a Nectria! ii is:


Gary J. Samuels
United States Dept. of Agriculture
Agriculture Research Service
Systematic Mycology and Microbiology Lab.
Rm. 304, B-011A
10300 Baltimore Ave.
Beltsville, MD 20705
U.S.A.
phone: 301 504 8279
fax: 301 504 5810
gary.samuels@ars.usda.gov
Alain GARDIENNET, 03-06-2009 15:36
Alain GARDIENNET
Re:Cosmospora on Diatrype bullata
Dears Guy and Gary,
Christian has already obtained the Fusarium anamorph. Read the message in this forum (date : 5-12-2008, Nectriaceae on Diatrype bullata).
Best regards,
Alain
Guy Marson, 03-06-2009 15:54
Re:Cosmospora on Diatrype bullata
Dear Gary, salut Alain,

Gary: Thanks for the address. I'll send some stuff this week.
Alain: Zotto told me about Christians successfully cultured anamorphe. Great job!
I lost this forum for a few months until today:(. Will read the thread now.. anyway, thanks for the info.

Best regards,

Guy
Christian Lechat, 03-06-2009 16:15
Christian Lechat
Re:Cosmospora on Diatrype bullata
Hi, Gary and Guy,
I studied this species and I cultivated it, its anamorph in culture is a Fusarium.
I'm publishing this species on Fungal Planet web site as you can see it in attached document.
I would like to know your opinion before submit the manuscript to Pedro Crous.
  • message #8058
Gary Samuels, 03-06-2009 16:45
Re:Cosmospora on Diatrype bullata
nice sections and typical of cosmospora. The Fusarium looks a bit old. What is the medium? It looks to be rather fast growing and has more mycelium than I would expect for episphaeria. Episphaeria produces both micro and macroconidia. So, for Fungal Planet I would want to see an image of the Fusarium when younger (the swollen macroconidia with constrictions at the septa are atypical) and I would want to see conidiogenous cells. Also, scale bars on the images.
Christian Lechat, 03-06-2009 17:18
Christian Lechat
Re:Cosmospora on Diatrype bullata
Ok Gary, I will post what you ask me later because today I have to go out
All the best
Christian
Christian Lechat, 05-06-2009 11:18
Christian Lechat
Re:Cosmospora on Diatrype bullata
images essai
Guy Marson, 05-06-2009 15:49
Re:Cosmospora on Diatrype bullata
Dear Gary,

A parcel with a +/- huge collection of Cosmospora sp. growing on Diatrype bullata on Salix (x) caprea, and a Capronia sp. and some unknown anamorphic states (all on D. bullata) gonna leave Luxembourg today..

Cheers,

Guy
Gary Samuels, 05-06-2009 15:55
Re:Cosmospora on Diatrype bullata
:)