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08-06-2011 18:46

Luc Bailly Luc Bailly

Bonjour à tous, Quelqu'un aurait-il la descriptio

08-06-2011 12:28

FRANCIS FOUCHIER

Bonjour, je recherche une clé des Ceratosphaeria

08-06-2011 16:50

Kevin Hyde

Dear AllWe are carrying monographic work on bitun

18-05-2011 15:24

Yatsiuk Iryna Yatsiuk Iryna

Hello, forum! I have recently collected this Moll

04-06-2011 08:11

Cacialli Gabriele Cacialli Gabriele

Bonjour à tous,dans l'optique d'un travail monogr

03-06-2011 17:43

Anthony Thibault Anthony Thibault

Bonjour, je me permets de poster un petit message

04-06-2011 18:08

Jean-Paul Priou Jean-Paul Priou

Hello à tous, il y a t'il parmi vous des mycologu

04-06-2011 13:40

David Malloch David Malloch

Hello,This small discomycete occurs on overwintere

21-05-2011 11:47

Marja Pennanen

Hello, I found these on some perennial debris.

02-06-2011 09:38

Christian Lechat Christian Lechat

test2

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Conidiomata on leaves of Lysimachia vulgaris.
François Bartholomeeusen, 07-08-2024 18:24
Dear forum members,

On the discoloured leaf lesions of Lysimachia vulgaris, caused by Septoria lysimachiae, I found several separately growing synnemata (white stem with a round droplet with secreted conidia at the top).
The fascicle has the following dimensions: height 410 µm, width base 175 µm, width top 93 µm
The conidiogenous cells are filamentous and have several branches. On them develop conidia, fusiform and in lateral view slightly allantoid: dimensions:
(5.2) 5.8 - 6.6 (6.9) × (1.5) 1.9 - 2.3 (2.4) µm; Me = 6.2 × 2.1 µm ; Qe = 3

Is there any connection with Septoria lysimachiae or is this an anamorphic form of another species. Any help is welcome as I am not coming to an identification.

Kind regards,
François
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