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13-06-2025 16:34

Andgelo Mombert Andgelo Mombert

Bonjour,Un petit discomycète qui me résiste. Il

13-06-2025 19:57

Castillo Joseba Castillo Joseba

De ayer en bosque de hayas y avellanosEjemplar uni

12-06-2025 19:36

Rodríguez Borja Rodríguez Borja

Hi, I have got this collection hoping you can giv

13-06-2025 09:41

Josep Torres Josep Torres

Hello.A cerebriform ascomycete sprouting scattered

12-06-2025 15:53

Viktorie Halasu Viktorie Halasu

Hello, I keep finding something with spores like

12-06-2025 08:58

Josep Torres Josep Torres

Hello.Some synnemata sprouting in a scattered but

12-06-2025 19:26

Charles Aron Charles Aron

Hi All, Recently I found this minute Bryoscyphus

12-06-2025 13:04

Angel Pintos Angel Pintos

Hi, does anyone have the following article: Tibel

11-06-2025 13:44

Nicolas Suberbielle Nicolas Suberbielle

Bonjour,J'ai trouvé cette espèce aux alentours d

11-06-2025 20:03

Peter Welt Peter Welt

An Ascobolus species for which I can't find a name

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Coelo on Malus
Martin Bemmann, 29-04-2012 22:27
Martin BemmannDear friends,

some weeks ago I found some Coelomycetes on a dead branch of Malus still attached to the tree. Conidiomata very tiny and dark orange, erumpent through the bark. Conidia are cylindrical of various length and multiseptate.
I add some pictures. Maybe one of you stumbled on this one by chance and has a guess...

Best regards,

Martin
  • message #18415
  • message #18415
  • message #18415
  • message #18415
Hans-Otto Baral, 30-04-2012 19:25
Hans-Otto Baral
Re : Coelo on Malus
Hi Martin

I suppose this is an anamorph of the genus Plasia?, connected to Durella s.l. (Xylogramma). I have not enough own observations to give a more clear identification.

Did you measure the conidia?

Zotto
Martin Bemmann, 30-04-2012 22:53
Martin Bemmann
Re : Coelo on Malus
Hi Zotto,

measuring these conidia will give no satisfying result, the range is too wide: 24-40 x 3.5-5.7 µm. The long ones are slim while the shorter ones are more sturdy. There is also a tendency to fragmentation at the septa.
I will follow your hint with Plasia/Durella atrocyanea?...

Regards

Martin
Martin Bemmann, 30-04-2012 23:29
Martin Bemmann
Re : Coelo on Malus
Does someone have Sherwood's paper of 1981: Convergent evolution in discomycetes from bark and wood???

best regards,

Martin

?

Hans-Otto Baral, 01-05-2012 08:53
Hans-Otto Baral
Re : Coelo on Malus
Martin

I just looked at the paper of Sherwood on Plasia, and I see that the conidia of P. ramicola (anamorph of Durella atrocyanea) fit quite perfectly yours. But I never saw P. ramicola myself so far, although I have plenty of D. atrocyanea collections.

I attach the paper on Plasia.

Convergent evolution I attach next.

Zotto
Hans-Otto Baral, 01-05-2012 08:54
Hans-Otto Baral
Re : Coelo on Malus
Sherwood, Conv. evol.