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11-02-2026 22:15

William Slosse William Slosse

Today, February 11, 2026, we found the following R

12-02-2026 14:55

Thomas Læssøe

https://svampe.databasen.org/observations/10581810

11-02-2026 19:28

Lothar Krieglsteiner Lothar Krieglsteiner

on small deciduous twig on the ground in forest wi

25-04-2025 17:24

Stefan Blaser

Hi everybody, This collection was collected by JÃ

09-02-2026 22:01

ruiz Jose

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

10-02-2026 17:42

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous me donner

10-02-2026 18:54

Erik Van Dijk

Does anyone has an idea what fungus species this m

09-02-2026 20:10

Lothar Krieglsteiner Lothar Krieglsteiner

The first 6 tables show surely one species with 2

09-02-2026 14:46

Anna Klos

Goedemiddag, Op donderdag 5 februari vonden we ti

09-02-2026 11:42

Ã…ge Oterhals

Hi forum, I found this Lachnum on old hardwood tw

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Leptosphaeria doliolum?
Jenny Seawright, 07-04-2015 00:14
Jenny SeawrightOn dead herbaceous stem, probably from Urtica but possibly from a brassica - Leptosphaeria doliolum?

Small smooth pseudothecia with what appeared to be a faint ring visible on some (but not all). Spores light brown, 3-septate with the mid cells slightly swollen, 22-25 x 5 µm

With regards,
Jenny

  • message #35025
  • message #35025
  • message #35025
Björn Wergen, 07-04-2015 15:47
Björn Wergen
Re : Leptosphaeria doliolum?
Hi Jenny,

I do not know which one you have there, its probably a Leptosphaeria but it can be another species. Here is an example of how L. doliolum should look like:

https://www.sites.google.com/site/funghiparadise/ascomycota-dothideomycetes/pleosporales/leptosphaeriaceae/leptosphaeria-doliolum-pers-ces-de-not-1863

regards,
björn
Jenny Seawright, 08-04-2015 10:42
Jenny Seawright
Re : Leptosphaeria doliolum?
Hello Bjorn,

Thank you for your reply and the linked page. This was one of several that I'd compared mine with and in the end wondered if spore size and septation might be of slightly more importantance than macro characteristics. 

I couldn't get a clear image of the pseudothecia but there were faint (but not pronounced) ridges on some which is why, considering the host, I'd thought Leptosphaeria doliolum might be a possibility.

Is it possible to suggest an alternate identification?

With regards,
Jenny