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22-10-2020 17:13

Yannick Mourgues Yannick Mourgues

Just a question : is-it the current name ?

22-10-2020 16:02

Yannick Mourgues Yannick Mourgues

Bonjour. Je cherche une description de cette espÃ

21-10-2020 17:05

Joaquin Martin

Hi, I found this beautiful and tiny ascomycete on

22-10-2020 21:34

Dirk Baert

Hallo, Dit gevonden op Juncus effusus Iemand een i

21-10-2020 17:12

Joaquin Martin

Hi, I found this Ascomycete on Phytolacca america

21-10-2020 00:44

Yannick Mourgues Yannick Mourgues

Found today this very small Lachnum on Juncus (?:

20-10-2020 19:02

Yannick Mourgues Yannick Mourgues

Ascomes jaunâtres de diamètre 1mm max. Textura

19-10-2020 14:02

Eduard Osieck

Could somebody provide the following paper: Roger

20-10-2020 17:21

Marek Capoun Marek Capoun

Hello everybody,I need help with the determination

21-10-2020 16:12

Blasco Rafael Blasco Rafael

Hola esta muestra esta sobre Spartium jumceum, he

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Cyathicula coronata (Bull.) Rehm
Yannick Mourgues, 22-10-2020 17:13
Yannick MourguesJust a question : is-it the current name ?
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Hans-Otto Baral, 22-10-2020 21:48
Hans-Otto Baral
Re : Cyathicula coronata (Bull.) Rehm
Yes, but this doesn't look like C. coronata.
Yannick Mourgues, 22-10-2020 22:20
Yannick Mourgues
Re : Cyathicula coronata (Bull.) Rehm
Yes, it's another thing. Here is the description:

Spores 19,7-24,7 x 5,8-6,2 µm    Q=3,4-4  N=20

Ascus IKI+ with croziers.

Paraphyses with refractive VBs, oil content red in IKI.

Textura seems to be gelatinosa.

Yannick
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Hans-Otto Baral, 22-10-2020 22:32
Hans-Otto Baral
Re : Cyathicula coronata (Bull.) Rehm
Hmm, the VBs are elongated, very impossible for a Cyathicula. Did you photograph the ectal excipulum? Are the apos cartilaginous?

Perhaps it is a Hymenoscyphus. But when neglecting the apical ring this reminds me of Allophylaria macrospora.

What is the substrate? The latter grows on wood.
Yannick Mourgues, 22-10-2020 22:41
Yannick Mourgues
Re : Cyathicula coronata (Bull.) Rehm
Yes, it's decorticated wood. Perhars Carpinus or Fagus. Impossible to know.

No, I haven"t take picture of ectal excipulum. Too gelatinosus.
Hans-Otto Baral, 22-10-2020 22:43
Hans-Otto Baral
Re : Cyathicula coronata (Bull.) Rehm
Yes, that is the case with Allophylaria too - not easy to make a section or squash mount.

If you have more apical rings in IKI we could fix the name.

Fagus and Carpinus are quite easy to distinguish by a cross break.
Yannick Mourgues, 22-10-2020 22:45
Yannick Mourgues
Re : Cyathicula coronata (Bull.) Rehm
Yes, it's Carpinus.
Yannick Mourgues, 22-10-2020 22:45
Yannick Mourgues
Re : Cyathicula coronata (Bull.) Rehm
I will try to make a new picture tomorrow because now all is dry.

I will tell you.