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03-10-2024 20:56

Margot en Geert Vullings

These orange discs were found in September on mois

04-10-2024 17:08

Birgit Lüthje

I just found a very similar ascomycet on a heap of

05-10-2024 15:55

B Shelbourne B Shelbourne

• Macro and habitat suggest Humaria hemisphaeric

01-10-2024 17:02

B Shelbourne B Shelbourne

• Habitat and macro suggest Chlorociboria.• P

01-10-2024 16:15

Lothar Krieglsteiner Lothar Krieglsteiner

.. on deciduous twig, on and near old specimens of

01-10-2024 11:14

Michel RIMBAUD

Bonjour,La semaine dernière en réoltant des mycÃ

30-09-2024 22:15

Alan Smith

I found a 'forest' of hair-like structures on the

29-09-2024 13:17

B Shelbourne B Shelbourne

• Macro and habitat suggested Ciboria, and C. ba

22-09-2024 20:24

Robin Isaksson Robin Isaksson

Dear all, I did found this one on on S. acauli

08-09-2024 21:31

B Shelbourne B Shelbourne

• Stromatised substrate and macro like genus Rut

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Small fruitbodys on old burned sandy soil with Ceratodon
Enrique Rubio, 16-03-2017 17:18
Enrique RubioHi to everybody
I'd like to know your opinion on these scattered, small (0.2-0.5 mm), subturbinate, very shortly stipitate, semitranslucent, not gelatinous, glabrous apothecia, growing on sandy, old burned soil, among the moss Ceratodon purpureus, together with apothecia of Octospora rustica..
The hymenium and the excipulum are covered by a thin gelatinous, colorless layer making an epithecium. Asci 8-spored, IKI negative, with open, big, croziers as in many Orbilia species. Paraphyses with a small, roudish vacuole that does not stain in Crb. SCBs seem to be also present. Excipulum of hyaline, pyriform to roundish cells elongated towards the margo. Perhaps the free ascospores make narrowly ellipsoid microconidia.
I don't know what genus could be good for this fungus. Maybe it belongs to the Epiglia-Mniaecia complex?
Thanks again for your help
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  • message #47948
  • message #47948
  • message #47948
  • message #47948
Hans-Otto Baral, 16-03-2017 17:41
Hans-Otto Baral
Re : Small fruitbodys on old burned sandy soil with Ceratodon
Hi Enrique
could you please send me the pics in higher resolution? I have no idea except that it shows some orbiliaceous features. The ascus base is typical of Orbilia (withoiut croziers, H-/h-shaped), also the paraphyses with their SCBs, but spores and ascus apex not.

A further candidate for molecular study....
Zotto
Enrique Rubio, 16-03-2017 18:08
Enrique Rubio
Re : Small fruitbodys on old burned sandy soil with Ceratodon
Of course, Zotto. I send you my pics.