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06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

06-11-2025 16:51

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

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Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

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David Chapados David Chapados

Hi,Does anyone knows which genus could this be? G

28-10-2025 15:37

Carl Farmer

I'd be grateful for any suggestions for this strik

03-11-2025 16:30

Hans-Otto Baral Hans-Otto Baral

Hello I want to ask you if you have found this ye

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Ascospores fossilised in Sumatran amber
Hans Halbwachs, 10-03-2019 09:17
Dear all,
I would like to ask the community to help me narrow down the taxonomic position of two ascospores. 

I would already be happy with any suggestion/idea about the class or order.

Thank you in advance, Hans
  • message #56686
Alain GARDIENNET, 10-03-2019 11:09
Alain GARDIENNET
Re : Ascospores fossilised in Sumatran amber

Difficult question !


First one in Pyrenulales ?

Hans Halbwachs, 11-03-2019 12:43
Re : Ascospores fossilised in Sumatran amber
erci Alain, I have now collected a few suggestions.
Monoseptate: 
Speerschneidera
Ephebe
Buellia
Rinodina
Delitschia
Amandinea
Polycoccum

Triseptate:
Hydrothyria
Lobaria
Cryptodiscus
Thyridaria
Diadema

Any incliniations form your side?

Cheers, Hans

Alain GARDIENNET, 12-03-2019 08:18
Alain GARDIENNET
Re : Ascospores fossilised in Sumatran amber

No, but you can forget definitively Polycoccum for the second one. Please in that case not that spores are distoseptate. You can add Cordana pauciseptata.


Alain