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12-03-2026 15:45

Åge Oterhals

Dear forum,I found this small discomycete on a ver

08-03-2026 14:05

Thierry Blondelle Thierry Blondelle

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

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

12-03-2026 16:17

Sylvie Le Goff

Bonjour à tousRécolté dans le 22 en France (ré

12-03-2026 14:37

David Wasilewski

These small ascomycota (1-3 mm) ere observed growi

11-03-2026 16:48

Bruno Coué Bruno Coué

Bonjour, je serais heureux d'avoir votre avis sur

09-02-2026 22:01

ruiz Jose

Hola, me paso esta colección en madera de pino, t

11-03-2026 14:14

Gernot Friebes

Hi,I would like to share a collection of Scopinell

15-09-2020 17:27

Andgelo Mombert Andgelo Mombert

Bonjour, Sur branche morte décortiquée de Berbe

10-03-2026 18:08

Marc Detollenaere Marc Detollenaere

Dear Forum,On stems of Arctium, I found some downy

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Lamprospora seaveri vs Lamprospora miniata?
William Slosse, 12-02-2024 19:40
William SlosseGood evening everyone,

on 10/02/24 I found a Lamprospora in the dune area Krakeelduinen in De Panne, Belgium.
The species is abundant there.
At the moment I'm not yet sure whether it could be L. seaveri or L. miniata.
The stumbling block is the interpretation of the reticulum.

Someone who can help me further?

Spores cannot be called 100% spherical:

* Av(25) in H2O: (18.29)16.12(14.11) x (18.19)15.90(13.56)
* Qav(25) = 1.02
* Qav(6) reticulum ribs = 0.54

Thanks for your help and suggestions!
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Lukas Janosik, 12-02-2024 23:54
Lukas Janosik
Re : Lamprospora seaveri vs Lamprospora miniata?
Hello William,
your collection fits well with Lamprospora seaveri s.str., host should be the nearby Ceratodon purpureus and the ornamentation is also typical. Lamprospora miniata would have a bit more regular reticulum with differently shaped meshes as well as a different host, see e.g. here: https://photos.app.goo.gl/W3JRJ18ttYSvTtmq5
There are however plenty of undescribed (as well as some described) taxa with seaveri as well as miniata type ornamentation, so the identification can be often a bit more complicated and might require looking for the infection apparatus on the nearby mosses as most of these species are host specific.
Lukas
William Slosse, 13-02-2024 16:43
William Slosse
Re : Lamprospora seaveri vs Lamprospora miniata?
Thank you, Lukas, for your clear answer and the link to the beautiful photos of miniata!