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07-06-2026 18:18

Mario Schulz

Hello everyone, i found on 31.5 the following Mol

05-06-2026 11:02

Thomas Læssøe

https://svampe.databasen.org/observations/10596691

07-06-2026 15:10

William Slosse William Slosse

Hello everyone,On 05-06-26, I found following asco

07-06-2026 12:43

Steve Clements

Bojour. This was a strange find on a stick on my

07-06-2026 12:09

François Freléchoux François Freléchoux

Bonjour, Voici une brève description de ce qui m

12-07-2015 00:05

Nedim Jukic Nedim Jukic

This one from the same locality as the previous on

06-06-2026 17:44

Steve Clements

Bonjour, This disco was on planed wood 3 x 1.5 cm

14-08-2016 23:15

Alex Akulov Alex Akulov

Dear friendsCan you help me to find the descriptio

04-06-2026 23:53

Stip Helleman Stip Helleman

Dear all, someone can get acces to this article f

04-06-2026 11:36

Gernot Friebes

Hi,found on Vaccinium myrtillus.Asci: IKI –, 8-s

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Periconia britannica ?
Charles Grapinet, 29-02-2024 10:42
Charles GrapinetHello,

Yesterday I found a Periconia on a dead Aesculus leaf, near Belfort (north east of France, altitude of 400m). I need help with identification.


Description :


- solitary conidiophores, with only 3 examples scattered on a dead leaf of Aesculus.
- Foot approximately 400 µm long, with three septa. Foot width of 10 to 15µm depending on location. Slight enlargement of the foot at the apex, at the level of the cluster of conidia.
- the cluster of conidia has a diameter of 30 to 45 µm. It is fixed unilaterally. I noticed this element when varying the focus of the microscope. See on photo number two.
- the conidia are slightly warty (hardly visible in my photos), yellow-brown and measure 6 to 7µm in diameter.


These elements remind me of Periconia britannica described by Ellis (1976), because the cluster of conidia is fixed laterally and the conidia are small in diameter.


What do you think ?


Furthermore, does anyone have a key to Periconia to recommend to me?


Charles

  • message #78420
  • message #78420
  • message #78420
Pilar Hoyo Magdalena Pilar Hoyo Navarro, 01-03-2024 10:16
Re : Periconia britannica ?
Buenos días!

Espero que sea útil.

Saludos 
Pilar Hoyo
  • message #78427
Pilar Hoyo Magdalena Pilar Hoyo Navarro, 01-03-2024 10:19
Re : Periconia britannica ?
La clave
  • message #78429
Pilar Hoyo Magdalena Pilar Hoyo Navarro, 01-03-2024 10:21
Re : Periconia britannica ?
Una imagen
  • message #78430
Charles Grapinet, 01-03-2024 16:00
Charles Grapinet
Re : Periconia britannica ?
Buenas tardes,

Gracias por la clave que es muy interesante. Me parece que se corresponde bien con Periconia britanica ! Voy a buscar otros conidióforos para confirmar.

It seems to me that several species of periconia have been described recently.. If anyone has an even newer key, I'm interested.

Saludos,

Charles