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05-03-2026 19:29

Ciboria caucus?
William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

05-03-2026 10:07

White apothecia on pine cone
Hulda Caroline Holte

Hello, I found and collected this species growing

05-03-2026 16:30

Is this Diaporthe rudis?
François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

19-02-2026 17:49

Ayuda con Tarzetta sp
Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

28-02-2026 11:05

Peziza
Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

03-03-2026 20:34

Cercophora-Podospora-Arnium 210226 333 on cow dung
Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningThese small, amphora-shaped perithecia

28-02-2026 11:54

Sinensia
Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

02-03-2026 22:07

Geopyxis majalis ?
Jorge Hernanz

Buenas noches!Entre musgos, bajo Pinus halepensis

01-03-2026 18:02

unidentified Helotiales on a leaf
Francois Guay Francois Guay

I found this mystery Helotiales on an incubated le

28-02-2026 14:43

Georgian litterature
Alain GARDIENNET Alain GARDIENNET

A new refrence desired :Svanidze, T.V. (1984) Novy

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Asco on Pistacia terebinthus leaves
Enrique Rubio, 21-01-2010 20:43
Enrique RubioHi to all:
This asco seems to form amphigenous stromata (or is only a blackish subiculum?) on Pistacia terebinthus old leaves in Extremadura (SW of Spain). The pseudothecia are black, superficial, sphaerical, up to 250 micr. of diameter, and they seem to be glabrous. The stromata (or the subicular tissue ?) forms superficial and circular patches up to 3 mm that include many pseudothecia
  • message #10142
Enrique Rubio, 21-01-2010 20:43
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
More macro
  • message #10143
Enrique Rubio, 21-01-2010 20:45
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Spores yellowish or yellowish-brown at maturity, 1-septate with a smaller proximal cell .
  • message #10144
Enrique Rubio, 21-01-2010 20:46
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Asci dextrinoid in IKI, bitunicate, 8-spored, up to 80 x 15
  • message #10145
Enrique Rubio, 21-01-2010 20:46
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Asci in IKI
  • message #10146
Enrique Rubio, 21-01-2010 20:47
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Pseudothecial walls semms to be glabrous
  • message #10147
Enrique Rubio, 21-01-2010 20:48
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
400 x
  • message #10148
Enrique Rubio, 21-01-2010 20:49
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
I think could be a genus into Venturiaceae (Atopospora, Platychora...).
Many thanks for your help again
Enrique
Alain GARDIENNET, 21-01-2010 21:02
Alain GARDIENNET
Re:Asco on Pistacia terebinthus leaves
Hi Enrique,
It seems to be a bitunicate ascomycete, isn't it ?
Alain
Alain GARDIENNET, 21-01-2010 21:04
Alain GARDIENNET
Re:Asco on Pistacia terebinthus leaves
My answer has been wroten at 20h45 (in France) and your answer came one minute after !
I was looking around Venturia too.
Alain
Enrique Rubio, 22-01-2010 17:06
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Oui, Alain. Je pense qu'il est bituniquée. Connais tu quelq'une sembleble espece de Venturia?
Alain GARDIENNET, 22-01-2010 23:49
Alain GARDIENNET
Re:Asco on Pistacia terebinthus leaves
Salut Enrique,
Je n'ai malheureusement pas d'idée précise. C'est une famille que je connais très mal.
Désolé, et bonne recherche.
Alain
Enrique Rubio, 23-01-2010 20:26
Enrique Rubio
Re:Asco on Pistacia terebinthus leaves
Merci de ton aide, Alain
Enrique