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11-06-2013 20:53

Enrique Rubio Enrique Rubio

Hi again Someone knows where Godronia rosae is pub

04-06-2013 00:27

Malcolm  Greaves Malcolm Greaves

This Scutellinia was found on recently turned soil

03-06-2013 21:18

Martin Bemmann Martin Bemmann

Dear all,yesterday I found these tiny ascomata (~0

11-06-2013 14:29

Stefan Blaser

Dear allI'm looking for identification literature

11-06-2013 20:51

Enrique Rubio Enrique Rubio

Hi again Someone knows where Godronia rosae is pub

31-05-2013 14:38

Enrique Rubio Enrique Rubio

Hi to allCould these conidia to belong to the anam

08-06-2013 08:29

Maren Kamke Maren Kamke

Hello again,I found this one one wood (Angiosperma

06-06-2013 17:26

hannie wijers

on herbaceous flowers I found this sordaria-like b

08-06-2013 22:19

Esquivel-Rios Eduardo

Hola todos.Esta forma de Xylaria creciendo en made

08-06-2013 11:45

Maren Kamke Maren Kamke

Hello again,I found this one one wood (Angiosperma

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Durella?
Jacques Fournier, 01-04-2007 18:30
Jacques FournierBonjour à tous,
j'ai là un disco qui m'intrigue, que je soumets à votre perspicacité.
Je joins la description, en Anglais car j'espère des commentaires de Zotto!
Merci d'avance.
Amitiés,
Jacques
Hans-Otto Baral, 02-04-2007 19:04
Hans-Otto Baral
Re:Durella?
Dear Jacques

this is Pezicula frangulae.

Very good presentation, could be made by myself :-). Glad to see that you use Lugol! With Melzer you would not have obtained the redbrown reaction typical of Pezicula. Wonderful your photos of the ascus apex before and after KOH, also the living guttulate spores! If you saw living asci you will only find such aseptate guttulate hyaline spores inside them, so the yellowish septate spores are overmature.

Cheers
Zotto
Jacques Fournier, 02-04-2007 19:23
Jacques Fournier
Re:Durella?
Dear Zotto,

thanks for your identification. My error is a good example of the possible bad use of terminology. What I assumed to be immature hyaline ascospores were in fact nice living ones, while the yellowish, septate ones were nasty overmature ones. Thanks for the lesson.
Kind regards,

Jacques