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23-04-2024 21:49

Ethan Crenson

Hello all, A friend recently found this orange as

23-04-2024 15:18

Lothar Krieglsteiner Lothar Krieglsteiner

... but likely a basidiomycete. I hope it is o.k.

22-04-2024 11:52

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello,I made a loan of a collection of Microstoma

23-04-2024 13:17

Edouard Evangelisti Edouard Evangelisti

Bonjour à tous, Je viens de récolter ce que je

11-01-2022 16:36

Jason Karakehian Jason Karakehian

Hi does anyone have a digital copy of Raitviir A (

22-04-2024 08:54

Rafael Cabral

Bonjour à toutes et tous, Quelqu'un pourrait-il

22-04-2024 20:38

Miguel Ãngel Ribes Miguel Ángel Ribes

Good afternoon.Does anyone know this anamorph?It g

21-04-2024 14:29

B Shelbourne B Shelbourne

• Genus Brunnipila: Distinct macro and habitat,

19-04-2024 14:28

B Shelbourne B Shelbourne

Cudoniella tenuispora: Distinctive macro and habit

20-04-2024 16:02

Michel Hairaud Michel Hairaud

Bonjour,On me fait part, pour diffusion d une list

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Phaeohelotium geogenum
Mirek Gryc, 11-10-2020 11:38

Hi
It is not a rare species in my area, but it is also not common. I have already met him a few times (I present some of them in my atlas) but I decided to post this one on the forum because I noticed some details that I did not see in the previously found collections.
Please note the tops of the paraphyses and the short hair on the ectal ex. near the edge of the ascomata.
Are such features typical of this species?
Mirek
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Hans-Otto Baral, 11-10-2020 11:42
Hans-Otto Baral
Re : Phaeohelotium geogenum
Yes it is. The substrate is Quercus seeds, I suppose.

The spores should contain globose VBs in the optimum stage (with low refractivity).

Cannot remember these curved hairs.
Mirek Gryc, 11-10-2020 12:27
Re : Phaeohelotium geogenum
Hi Zotto
Yes it was Quercus seeds. That day I also found an ascomata growing on a mulch made of Quercus leaves and spruce needles. It seems this species likes a different substrate as well. I also found it on a badly decayed Betula trunk lying in a stream.
Globose VBs have occurred but very rarely.
On my page with this genre I have two other collections shown ... although these are not all that I found.
http://grzyby-pk.pl/gat_p/gat_phaeohelotium_geogenum.php
Regards and thank you
Mirek
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Hans-Otto Baral, 11-10-2020 12:34
Hans-Otto Baral
Re : Phaeohelotium geogenum
The left spore is dead. My impression was that the species is confined to Quercus, but grows on all kind of litter under oak. But actually I have also Betula (2x) and Fagus (1x).
Mirek Gryc, 11-10-2020 12:42
Re : Phaeohelotium geogenum
I suspected it, but since I show different spores, so I put this photo too.

Mirek