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28-04-2026 22:51

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Pourriez-vous m'aider à

29-04-2026 08:01

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig attached to small tree of Citrus auran

28-04-2026 20:33

Vitus Schäfftlein

Hello, I found Trochila ilicina on Ilex aquifoliu

28-04-2026 21:53

William Slosse William Slosse

Good evening everyone, Recently, in a wet forest,

28-04-2026 21:50

Pablo Sandoval Pablo Sandoval

Hola a todos,Espero se encuentren bien. Hace mucho

27-04-2026 18:05

Lothar Krieglsteiner Lothar Krieglsteiner

... still attached at standing tree. The green con

28-04-2026 20:07

Lothar Krieglsteiner Lothar Krieglsteiner

... on twig in the air at standing Ceratonia siliq

27-04-2026 20:52

Lothar Krieglsteiner Lothar Krieglsteiner

Found on hanging tiwg of Olea europaea in dried-ou

27-04-2026 18:48

Tony Moverley

Collected 23rd April 2026, Norfolk, EnglandSwarms

27-04-2026 17:41

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, same leaf than the last post. The con

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Lachnum rhytismatis s.l., H-, Acer
Zuzana Sochorová (Egertová), 13-04-2025 13:00
Zuzana Sochorová (Egertová)Hello,
I guess the best option how to label this collection is Lachnum rhytismatis s.l., right?
Ascospores measure (4.4) 4.5-5.1-5.5 (5.6) × (1.4) 1.5 -1.6- 1.7 (1.8) µm
Q = (2.64) 2.81 -3.13- 3.47 (3.85)
Asci without croziers.
The apothecia grew on decaying leaves of Acer, in a little brook.
Collected yesterday in Moravia.
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Zuzana Sochorová (Egertová), 13-04-2025 13:02
Zuzana Sochorová (Egertová)
Re : Lachnum rhytismatis s.l., H-, Acer
Hairs
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Michel Hairaud, 13-04-2025 14:12
Michel Hairaud
Re : Lachnum rhytismatis s.l., H-, Acer
Hi Zuzana, 

 There are in Zotto's  L. rhytismatis files, collections on Quercus and Acer leaves without croziers . 
And your collection seems also comparable to L. microsporum . 

I regularly collect on Acer monspesullanum leaves L. ''aceriphilum'' , with croziers. 

Amitiés
Michel
 

Zuzana Sochorová (Egertová), 13-04-2025 14:32
Zuzana Sochorová (Egertová)
Re : Lachnum rhytismatis s.l., H-, Acer
Hi Michel,
thank you very much for your answer.
I saw Zotto's folders, but it seems (also from older discussions here at ascofrance) that the situation is not fully clear.
I also find the Acer species with croziers now and then, this one is my first H- collection.
Best regards, Zuzana
Hans-Otto Baral, 13-04-2025 16:21
Hans-Otto Baral
Re : Lachnum rhytismatis s.l., H-, Acer
My folders say that L. rhytismatis on Quercus is H- and that on Acer both H+ and H- occur, with H- being rhytismatis too. I assume Marketa had sequences of both.

My aceriphilum folder is full of collections, so it seems that true L. rhytismatis is much rarer than aceriphilum.
Zuzana Sochorová (Egertová), 13-04-2025 16:32
Zuzana Sochorová (Egertová)
Re : Lachnum rhytismatis s.l., H-, Acer
Thanks a lot, Zotto. I will ask Markéta - anyway, the collection will be deposited in PRM.