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11-11-2014 00:47

Masanori Kutsuna

Hello everyone, I found small discos on sclerotia

10-11-2014 21:19

Bometon Javier Bometon Javier

Apotecios de 1300-1500 um.Esporas verrugosas de 15

07-11-2014 16:02

Leandro Sánchez Leandro Sánchez

Jusqu'à 20 mm diamètre.Je pense cupuliformisCord

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Alain GARDIENNET Alain GARDIENNET

Bonjour à tous, Quelqu'un parmi vous possèderai

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Hi all,I search KEISSLER K. VON 1930 Die Flechtenp

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Adio to all,Une Helvelle, Sedzere (64), chemin agr

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04-11-2014 09:52

Leandro Sánchez Leandro Sánchez

Sous Quercus et Pinus, jusqu'à 30 mm diamètre, p

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Castillo Joseba Castillo Joseba

Tengo un ejemplar de Polistes macho parasitado y

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Small disco on sclerotia? on decorticated wood
Masanori Kutsuna, 11-11-2014 00:47
Hello everyone,

I found small discos on sclerotia? on decorticated wood last weeks in Japan.

Sclerotioid body on the surface (or semi-immersed) of rotten, decorticated, trunks of Quercus sp., 1-3 mm. long.
Asci 97-125 x 6.2-8, I-.
Paraphyses branched, curved at the tip
Ascospores ellipsoid, 8.3-14.3 x 2.2-3.0


bar = 100 microns (section1) / 10 microns (others)


Is this a parasitic disco on sclerotia of other species?


Thanks
Masanori Kutsuna

  • message #32048
  • message #32048
  • message #32048
  • message #32048
  • message #32048
  • message #32048
Hans-Otto Baral, 11-11-2014 09:36
Hans-Otto Baral
Re : Small disco on sclerotia? on decorticated wood
My first idea was Psilachnum lanceolatoparaphysatum, because the apos sit there also on a black stroma, but that is an anamorph. Only the ascospores are similar otherwise you have a totally different species. No idea of the genus.

The apos are only ca. 200 µm diam?
Masanori Kutsuna, 12-11-2014 00:22
Re : Small disco on sclerotia? on decorticated wood
Thank you for your comment, Zotto.

Yes, The apos are about 200-500 µm diam.

Kutsuna