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14-05-2024 21:43

Thierry Blondelle Thierry Blondelle

Bonjour,A côté de Hystérographium fraxini, ces

14-05-2024 09:19

Hans-Otto Baral Hans-Otto Baral

Hi, I want to announce for next Sunday 17.00 middl

14-05-2024 19:48

B Shelbourne B Shelbourne

• Hymenoscyphus: Habitat, macro, spores, paraphy

14-05-2024 09:50

Yannick Mourgues Yannick Mourgues

Hi. Found on decorticated wod of Populus cf. alba

13-05-2024 12:48

Eduard Osieck

After eight years (*) I found the same apiosporous

11-05-2024 18:08

B Shelbourne B Shelbourne

• Mollisia on tree leaves: On dead Quercus leave

12-05-2024 11:48

Michel Hairaud Michel Hairaud

Bonjour , Voici une récolte d'une Rhytismataceae

10-05-2024 17:40

Anna Klos

Good afternoon, Thursday during an inventory we f

11-05-2024 00:33

Ethan Crenson

I'm not entirely sure that Encoelia-like is the ri

11-05-2024 10:09

Luc Bailly Luc Bailly

Hello all, Does anyone have access to this? Thyr

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Pyrenomycet on Rubus
Maren Kamke, 09-08-2013 00:19
Maren KamkeHello everybody,
I need your help with a Pyrenomycet on Rubus.
Perethecia 0,2 mm, Spores hyalin, becoming 1-septate, with two big oildrops on each end and many small? oildrops around them (11-13) 11,75 x 4,25 (4-5) µm, allantoid. Asci iodine reaktion blue, 43-49x8 µm, biseriat, Paraphyses cylindric to clavate, 2 µm wide on top?, apikal they stick together with a light brown mass.

Thanks
Regards Maren ?
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Hans-Otto Baral, 10-08-2013 16:21
Hans-Otto Baral
Re : Pyrenomycet on Rubus
Hi Maren

I am not even sure what order this is.  The apical rings look helotialean, the paraphyses in gel perhaps more ostropalean. Are the ascomata really perithecioid? Did you try a  median section with a razor blade?

Zotto
Maren Kamke, 10-08-2013 21:40
Maren Kamke
Re : Pyrenomycet on Rubus
Hi Zotto,
you are right :). I tricked myself, it is not a pyrenomycet but a fungus of the Naevioideae. I put the twig in water and it appeared. Now I'm searching for the genera. It might be Laetinaevia sp. but I didn't find a match so far. I have to check on the textura.

Regards Maren
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