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16-09-2025 12:53

Philippe PELLICIER

Pézizes de 1-4 mm, brun frisâtres, sur les capsu

03-09-2025 12:44

Enrique Rubio Enrique Rubio

Hi to somebody.I would like to know your opinion o

15-09-2025 14:40

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.I'm searching for a digital copy of the seco

14-09-2025 22:16

Philippe PELLICIER

Apothécies petites jusquà 3 mm, oranges, avec de

13-09-2025 14:01

Thomas Flammer

dark brown apothecia, splitIKI-Spores biguttulate

10-09-2025 17:18

Blasco Rafael Blasco Rafael

Hola, encontre este estiercol de vaca estos apotec

13-09-2025 14:10

Wim de Groot

We found this hymenoscyphus on rubus fruticulosis.

11-09-2025 16:57

Jason Karakehian Jason Karakehian

Our revision of Marthamycetales (Leotiomycetes) is

10-09-2025 23:53

Marcel Heyligen Marcel Heyligen

Found on Robinia pseudoacasia together with Diapor

02-09-2025 11:34

Thomas Læssøe

https://svampe.databasen.org/observations/10527903

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Lachnum on Schoenoplectus
Marcus Yeo, 27-08-2013 23:27
Bonjour

I found this discomycete recently growing on dead stems of Schoenoplectus lacustris in the UK. Details as follows:

Apothecia up to 0.8 mm across. Sessile. With pale orange discs.

Asci 70-85 x 8-10 µm. No croziers seen (but I'm not certain they are absent).

Spores 15-18 x 3-3.5 µm, with several oil bodies (ca 40% oil content).

Paraphyses extending 10-20 µm beyond asci, with many small oil bodies. 3-4 µm wide.

Hairs ca 50 x 2 µm. Granular throughout. Cylindrical with rounded apices.  

The attached images are not very good but hopefully show the main features reasonably well. 

The best fit I can find using Nordic Macromycetes and Mycokey is Lachnum albidoroseum though the colour of the apothecium is described as pink or rose whereas my specimen was orange.

I'm still very much a beginner with ascomycetes - this is my first post on Ascofrance. Any help with identification would be very gratefully received!

Merci

Marcus

  • message #24940
  • message #24940
  • message #24940
  • message #24940
  • message #24940
Martin Bemmann, 27-08-2013 23:40
Martin Bemmann
Re : Lachnum on Schoenoplectus
Hans-Otto Baral, 28-08-2013 00:03
Hans-Otto Baral
Re : Lachnum on Schoenoplectus
yes, it is, and albidoroseum is a synonym.

Zotto
Marcus Yeo, 28-08-2013 19:26
Re : Lachnum on Schoenoplectus
Many thanks for your rapid responses and confirmation of my identification.

Marcus