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06-05-2024 08:27

Blasco Rafael Blasco Rafael

Hola Buenos días.Alguno de ustedes tiene disponib

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François Bartholomeeusen

Good morning,At the end of an excursion in De Zegg

05-05-2024 12:55

Sylvie Le Goff

Bonjour Peut on dire que les poils soient vitreux?

05-05-2024 09:59

Gernot Friebes

Hello,I failed to identify this anamorph, which gr

19-04-2015 20:20

Enrique Rubio Enrique Rubio

Hi again Could you help me with this paper? NANN

30-04-2024 16:22

François Bartholomeeusen

Dear forum members,On April 25 2024, I found one f

03-05-2024 18:04

Riet van Oosten Riet van Oosten

Hello, Found by Laurens van der Linde on Rubus fr

02-05-2024 20:04

éric ROMERO éric ROMERO

Bonjour, Une question à propos de la réaction a

01-05-2024 23:22

Ethan Crenson

Hi all, Found late last week in a New York City p

29-04-2024 21:32

Robin Isaksson Robin Isaksson

Hi! Found in Sweden. Ascomata with haris, se

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Rhytismataceae on Juniperus sabina
Mathias Hass, 26-04-2024 10:07
Mathias HassHello,

Does anyone know what this is?


Found on Juniperus sabina, urban graveyard, Copenhagen, Denmark, march 12


Ascomata: on leaves, on dead attached branch. Closed and immature when found. Incubated for a week or two.
Hymenium: whitish to leather brown.
Asci: 8-spored, up to 108 x 8,5 my, spores arranged in parallel
Spores: 49,5 (41,2-58,9) x 1,8 (1,5-2,1) my, Q=28,5 (n=16), with a 2 my thick gelatinous sheet, and a greyish lump at the apical end, not extending much the overall gelatinous sheet, but diffracting light differently.
Paraphyses: filiform, unbranched, slightly broader at the tip, 2,5 my broad, without curled tips.
Peridium: about 45 my thick, with roundish dark cells.


I'm wondering whether this is Lophodermium juniperinum or something else?


Thank you in advance,


Mathias

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Torrejon Herrero Miguel, 26-04-2024 10:35
Re : Rhytismataceae on Juniperus sabina
Dear Mathias,

Also, try to check Diaporthe juniperovora.
Hans-Otto Baral, 26-04-2024 11:28
Hans-Otto Baral
Re : Rhytismataceae on Juniperus sabina
Should be a Lophodermium.