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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

27-04-2026 18:05

Lothar Krieglsteiner Lothar Krieglsteiner

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

27-04-2026 17:16

Lothar Krieglsteiner Lothar Krieglsteiner

.. Algarve, moist lying.The conidiomata look like

27-04-2026 12:54

Steve Clements

Bonjour. Ce petit champignon blanc résupiné et

27-04-2026 09:59

Pauline. Penna

Bonjour Can anyone advise me on these pycnidia fo

26-04-2026 21:08

William Slosse William Slosse

Several species of Ramularia occur on Rumex that I

22-04-2026 20:54

Enrique Rubio Enrique Rubio

Hi to everybody.This Pyrenopeziza grew in moist le

25-04-2026 11:34

Louis DENY

Bonjour forumdans la clé de Zotto, L. pudicellum

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Chlorociboria aeruginella?
Francois Guay, 21-10-2025 04:52
Francois Guay
I found what might be Chlorociboria aeruginella on a Betula alleghaniensis leaf in Quebec, Canada. I was wondering what your opinion is on this find, and whether this fungus has ever been reported from North America.

-On Betula alleghaniensis leaf

-About 150–400 µm in diameter

-Spores 8.6–10.68 × 2.67–3.38 µm

-Asci 8-spored with croziers, IKI+

iNat for photos and microscopy: https://inaturalist.ca/observations/321942519

Thanks!

François
Hans-Otto Baral, 21-10-2025 09:09
Hans-Otto Baral
Re : Chlorociboria aeruginella?
I think yes! But I only know it being reported from Filipendula ulmaria, including the type, except for a recent report by Schönfeld et al. 2023 in Boletus on Reynoutria japonica.
Francois Guay, 21-10-2025 18:03
Francois Guay
Re : Chlorociboria aeruginella?
Awesome, thanks Zotto! I will send it to DNA sequencing.