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24-12-2025 18:12

Ethan Crenson

Hello all, A friend found this Orbilia growing on

24-12-2025 17:08

Hulda Caroline Holte

Hello, I have found this propoloid ascomycete on

23-12-2025 11:27

Louis DENY

bonjour forum,sur débris de bois de feuillu (acer

20-12-2025 10:49

Mirek Gryc

Hi. „I doubt it is possible to identify this ti

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

22-12-2025 23:38

Patrice TANCHAUD

Bonsoir, récolte sur un mur en pierre, apothéci

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

22-12-2025 00:47

Patrice TANCHAUD

Bonsoir, récolte à proximité du milieu dunaire

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Gyromitra cf. ambigua - found by a friend
Lothar Krieglsteiner, 01-01-2017 18:11
Lothar Krieglsteiner

...  in the vicinity of Wiesbaden-Kohlheck, Germany, Hessen, on a decaying log of Populus tremula, 6.11.2016, leg. Anna Wulfgramm


The specimen (dried) is a little bit premature, I found a lot of unripe asci and only few ripe spores. Those have a form that is fitting better with G. ambigua than with G. infula as it seems to me, but the spores are quite small. This could be due tu the early development stage?


The habit of the ascoma doesn`t seem to be typical for infula/ambigua, but what else should it be ... in autumn?


Who can confirm my suggestion of G. ambigua - or tell a better solution?


Best regards from Lothar

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Nicolas VAN VOOREN, 01-01-2017 20:44
Nicolas VAN VOOREN
Re : Gyromitra cf. ambigua - found by a friend
Hi Lothar.
Yes, this is an unusual aspect for G. infula or G. ambigua, but the spore shape agrees with those species... Keep this sample in you herbarium, it could be useful for a future monographic work on the genus Gyromitra.
Lothar Krieglsteiner, 01-01-2017 20:59
Lothar Krieglsteiner
Re : Gyromitra cf. ambigua - found by a friend

Hi Nicolas,


surely the specimen will be kept - but if you want, I can send you a part of it or even the whole specimen for fuirther investigations. I don`t necessarily have to keep it myself.


So - don`t you think you can decide between ambigua and infula with the spore shape?


Best regards from Lothar

Nicolas VAN VOOREN, 03-01-2017 20:48
Nicolas VAN VOOREN
Re : Gyromitra cf. ambigua - found by a friend
You can send me the material.
Lothar Krieglsteiner, 04-01-2017 11:30
Lothar Krieglsteiner
Re : Gyromitra cf. ambigua - found by a friend

thanks, Nicolas!


What adress shall I use? - best you send the adress via mail:


lkrieglsteiner@t-online.de">lkrieglsteiner@t-online.de