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06-05-2026 17:23

Thomas Læssøe

https://svampe.databasen.org/observations/10594257

06-05-2026 11:25

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) re

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

05-05-2026 22:40

Gernot Friebes

Hi,I believe this is a Plagiostoma growing on a Sa

04-05-2026 18:13

Stephen Martin Mifsud Stephen Martin Mifsud

ID request for what seems to be a true aquatic fun

04-05-2026 16:39

Stephen Martin Mifsud Stephen Martin Mifsud

ID request: This specimen was collected in Malta o

28-07-2011 18:31

Alex Akulov Alex Akulov

Dear FriendsToday I made the pdf file of Velenovsk

04-05-2026 09:50

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia,(España) re

03-05-2026 11:38

Castillo Joseba Castillo Joseba

Me mandan el material seco, recolectado en dunasLo

02-05-2026 12:42

Alain BRISSARD

Bonjour à tousJeuidi 30 avril dernier on m'a remi

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Rhizodiscina-like (IKI–)
Gernot Friebes, 24-07-2018 20:24
Hi,

this black discomycete looks like a Rhizodiscina to me but the asci are completely IKI–. What else could it be? The ascospores measure about 9–12 x 4–4.3 µm. I found it on a piece of deciduous wood on the ground (probably Fagus).

Best wishes,
Gernot
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Martin Bemmann, 24-07-2018 20:34
Martin Bemmann
Re : Rhizodiscina-like (IKI–)
Hi Gernot,

maybe your IKI is not strong enough anymore. In my collections I have an amyloid (red-brown) reaction within the asci, but no blue reaction at the apex.

best regards

Martin
Hans-Otto Baral, 24-07-2018 22:32
Hans-Otto Baral
Re : Rhizodiscina-like (IKI–)
I nevertheless think it is R. lignyota. The reaction is never strong, maybe KOH-pretreatment helps?
Gernot Friebes, 25-07-2018 19:02
Re : Rhizodiscina-like (IKI–)
Thanks to both of you, I guess the reaction can vary a lot then. I tested it with two different bottles of IKI so I don't think that it is due to the solution being too old.

Best wishes,
Gernot