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05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

07-03-2026 13:06

éric ROMERO éric ROMERO

Bonjour tous, Sur cône d'épicea fortement imbu,

23-12-2025 08:27

Josep Torres Josep Torres

Hello.Small, yellowish ascomata, with very short a

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

Bonjour à tous,Sur 3 récoltes supposées de H. l

07-03-2026 22:22

Josep Torres Josep Torres

Hello.Some very tiny conidiomes collected in the D

06-03-2026 17:51

William Slosse William Slosse

Good evening all,On March 4, 2026, I found the fol

05-03-2026 16:30

François Bartholomeeusen

Dear forum members, On the 2nd of February 2026,

06-03-2026 09:41

Alain GARDIENNET Alain GARDIENNET

Hi forum, I'm now looking for another reference c

05-03-2026 19:29

William Slosse William Slosse

Good evening everyone,On March 4, 2026, I found th

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Eupropolella britannica?
William de Jong, 05-01-2024 22:35
Hi everyone,

A while ago I found this ascomycete on fallen leaves of Hedera helix, I then thought it was Guignardia/Phyllosticta philoprina. But reviewing this, I'm starting to think that Eupropolella britannica is probably a better fit.
What do you think?

Spore size: (14,7-)16,1-19,5 x (5,0-)5,1-6,4(-6,5) um.

Kind regards,
William de Jong
(The Netherlands)
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Hans-Otto Baral, 06-01-2024 11:56
Hans-Otto Baral
Re : Eupropolella britannica?
Yes, I agree, The probem is only the host. E. britannica is described from Prunus laurocerasus. I never saw a collection on that host but repeately some on Hedera. My suspicion is that there are two species, so I called this one E. hederae.

Regrettably there is no sequence of either substrate. 6 years ago a Dutch specimen on Hedera came to Estonia, I assume for sequencing, but I did not hear of it.

I would be pleased if I could have the collection data of your sample. An article on this is in preparation.
William de Jong, 06-01-2024 17:13
Re : Eupropolella britannica?
Hi Zotto,

Thank you very much for your reply and the confirmation of E. britannica/hederae!

Collection data are:
Date: 04-01-2023
Location: Renkum (Gelderland), The Netherlands
GPS: 51.9868, 5.7476

See also: https://waarneming.nl/observation/261647722/
If you need more information, please let me know.
Hans-Otto Baral, 06-01-2024 17:52
Hans-Otto Baral
Re : Eupropolella britannica?
Thanls! If you have a herbarium number I would make a note.

I must correct I have some collections of E. britannica in my britannica folder. With such two very different hosts it would be surprizing when both are the same species.
William de Jong, 06-01-2024 17:55
Re : Eupropolella britannica?
Unfortunately, I could not find the sample in my herbarium anymore. I can try to collect new material.
Hans-Otto Baral, 06-01-2024 18:17
Hans-Otto Baral
Re : Eupropolella britannica?
That woud be a good idea