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22-07-2024 10:20

Hans-Otto Baral Hans-Otto Baral

Hello please note that I uploaded today an Englis

21-07-2024 10:13

Thierry Blondelle Thierry Blondelle

Bonjour,Récolte sur branchette de Castanea dans u

19-07-2024 10:24

Kozak Robert

Date: 2024.07.16Loess gorges, on soil with a lot o

21-07-2024 10:28

Alan Rockefeller Alan Rockefeller

Which Peziza did I find on horse dung in Humboldt

19-07-2024 11:08

Miguel Ãngel Ribes Miguel Ángel Ribes

Good morningThis Scutellinia from July 9 grew at 1

21-07-2024 06:23

Masanori Kutsuna

Dear all, Does anyone have these papers and send

08-07-2024 23:34

Villalonga Paco

Small Scutellinia growing in garden soil (calcareo

04-12-2020 18:23

Mirek Gryc

Hello allA friend sent me two collections of small

17-07-2024 11:33

Angel Pintos Angel Pintos

Hello, anybody body has:Pande A. and Rao, V.G. (1

16-07-2024 18:32

Andgelo Mombert Andgelo Mombert

Bonsoir, Un discomycète sur Liochlaena lanceolat

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Ascomycete with brown septate spores
Jennifer Fiorentino, 06-06-2022 10:34
When examining the apothecia of an arthonoid lichen growing on the bark of an unrecorded tree from the Maltese Islands (Mediterranean) I came across asci which did not belong to Arthonia. These had large 1- and 3- septate brown spores 46-55 x 14-17um with what looked like a perispore unless I am being fooled and that is still part of the spore wall. What could this asco be? Could it be a lichenicolous fungus or did I section the ascomatum of a saprophytic fungus which happened to be growing on the bark? Thanks.
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  • message #72945
  • message #72945
Gonzalez Garcia Marta, 06-06-2022 11:20
Re : Ascomycete with brown septate spores
Hi Jennifer
What is the reproductive structure of this fungus?
Is it lireliform? A perithecium? Do you think that this new fungi is also a fungus belonging to the Order Arthoniales? Is the apex ascal typical of Arthoniales?
Marta G. G.
Jennifer Fiorentino, 06-06-2022 12:05
Re : Ascomycete with brown septate spores
Hello Marta. I had actually taken a section of an apothecium of an Arthonia and found these asci. In fact I am suspecting this fungus could be a lichenicolous one but am not ruling out that I might have sectioned an apothecium of a saprobic asco. The brown septate spores cannot belong to an Arthonia. Size, shape and colour are different.
Jennifer Fiorentino, 06-06-2022 12:05
Re : Ascomycete with brown septate spores
Hello Marta. I had actually taken a section of an apothecium of an Arthonia and found these asci. In fact I am suspecting this fungus could be a lichenicolous one but am not ruling out that I might have sectioned an apothecium of a saprobic asco. The brown septate spores cannot belong to an Arthonia. Size, shape and colour are different.
Gonzalez Garcia Marta, 06-06-2022 12:49
Re : Ascomycete with brown septate spores
Hi Jennifer,
I'm sorry I can't be of much help.
Jennifer Fiorentino, 06-06-2022 13:40
Re : Ascomycete with brown septate spores
No prob. Thanks anyway.