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06-05-2026 11:25

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) re

06-05-2026 17:23

Thomas Læssøe

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

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

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Castillo Joseba Castillo Joseba

Me mandan el material seco, recolectado en dunasLo

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Alain BRISSARD

Bonjour à tousJeuidi 30 avril dernier on m'a remi

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Sclerotiniaceae on (probably) Pistacia-leaves in the Algarve (Portugal)
Lothar Krieglsteiner, 17-02-2016 00:23
Lothar Krieglsteiner

I found only three apothecia. First I thought of Ciboria brunneorufa that was shown here shortly before. When I took the microscope I was reminded of Rutstroemia sydowiana - and indeed Quercus ilex-leaves are together with Pistacia (u.a.) in the litter. But the form of the Rutstroemia sydowiana-spores does not fit fully (?).


Regards from Lothar

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Hans-Otto Baral, 17-02-2016 22:44
Hans-Otto Baral
Re : Sclerotiniaceae on (probably) Pistacia-leaves in the Algarve (Portugal)
Hi Lothar

maybe the ectal excipulum at lower flanks would help, is there a rough hypoid outer layer, any gelatinization etc.
Lothar Krieglsteiner, 18-02-2016 01:41
Lothar Krieglsteiner
Re : Sclerotiniaceae on (probably) Pistacia-leaves in the Algarve (Portugal)

Hallo Zotto,


thanks a lot for your answer.


I unfortunately made no section and have already dried the few material. @gelatinisation: to prove if it is a Poculum? Are you also reminded of Rutstroemia (Poculum) sydowiana?


Best regards from Portugal from Lothar

Hans-Otto Baral, 18-02-2016 08:39
Hans-Otto Baral
Re : Sclerotiniaceae on (probably) Pistacia-leaves in the Algarve (Portugal)
It is only to clarify whether it belongs in Rutstroemia. Gel or not gel plays no role for the genus but rather for the species. Surely it is not sydowiana. R. coracina has a spore size like this but is multiguttulate, as is "cistophila", "daphneicola" and "rosmarinifolia".

Hmmm.
Lothar Krieglsteiner, 18-02-2016 08:42
Lothar Krieglsteiner
Re : Sclerotiniaceae on (probably) Pistacia-leaves in the Algarve (Portugal)

o.k. - thank you. Sounds like something that is not so easy to answer. A section throught one of the two left dried apothecia will be something I will try at home ... -


but maybe I find this again in the next two weeks.


Best Regards from Lothar