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Mathias HassHi everyone, Found on attached branches of top pa
Durella sp. ?
Maren Kamke,
01-01-2014 15:28
on the same piece of decidious wood on which the Phaeohelotium trabinellum grows are small redbrown apothecia. They are very small with 0,05 mm max, the turbinate apothecia are fleshcoloured to redbrown and become black with age.
Spores (6-10) 8,5 x 2,91 (2,5-3) µm, hyalin, 1-septate, already in the ascus. Asci 8-spores, biseriate, IKL negative, 52-54 x 6-9 µm with croziers. There are asci? which seem to have no spores and a somewhat purplebrown content which goes into the medium with KOH treatment. Paraphyses are septate and branched and apikal hooked, 1,5 µm.
My guess is Durella uncinata.
Thanks
Regards Maren
Hans-Otto Baral,
01-01-2014 20:49
Re : Durella sp. ?
Hi Maren
oh yes, this is my "Durella uncinata". Not often encountered. We had it on Quercus, Fraxinus, Carpinus, Corylus, Alnus, and Tilia, but I think always on attached branches.
Did you look whether your wood is ring-pored? Then it could easily be determined.
Zotto
oh yes, this is my "Durella uncinata". Not often encountered. We had it on Quercus, Fraxinus, Carpinus, Corylus, Alnus, and Tilia, but I think always on attached branches.
Did you look whether your wood is ring-pored? Then it could easily be determined.
Zotto
Maren Kamke,
02-01-2014 07:47
Hans-Otto Baral,
02-01-2014 10:06
Maren Kamke,
02-01-2014 11:25
Re : Durella sp. ?
Ja, habe ich, die gezeigten Elemente sind da. Alnus ist in dem Gebiet auch häufig vertreten.
Liebe Grüße
Maren
Liebe Grüße
Maren
Hans-Otto Baral,
02-01-2014 12:48
Re : Durella sp. ?
Prima, danke!