23-12-2024 12:10
Bernard CLESSEBonjour à toutes et tous,Pourriez-vous m'aider à
23-12-2024 22:59
Lucian ClanetHello,I'm trying to find information about the Hyp
23-12-2024 18:18
Rot BojanHello!I've been working with this small fungus for
21-12-2024 12:45
Marc DetollenaereDear Forum,On naked wood of Fagus, I found some ha
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Lothar Krieglsteinerthis fluffy anamorph was repeatedly found on decid
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Simon GurtnerHello,can anyone help me identify this small ascom
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Bernard CLESSEPourriez-vous me confirmer ma détermination de ce
Iodophanus hyperboreus?
Lothar Krieglsteiner,
02-08-2024 10:07
The sea level is perhaps a bit low, but I think I. hyperboreus should be a better choice than I. testaceus. I measured the spores with about 19-21/11,5-13 µm. My cotton blue stain was not very good working, maybe because of the very wet water-soaked material. The spores were finely warty . The paraphyses are perhaps distinctive, too - they are swollen and strongly guttulate.
Can I. hyperboreus be confirmed or am I fully on a wrong road?
Best regards, Lothar
Nicolas VAN VOOREN,
02-08-2024 15:45
Re : Iodophanus hyperboreus?
Why not simply I. carneus? It usually grows on dungs, but on a decaying substrate it might be possible...
To my knowledge, I. hyperboreus is terrestrial and has smaller ascospores.
To my knowledge, I. hyperboreus is terrestrial and has smaller ascospores.
Lothar Krieglsteiner,
02-08-2024 15:55
Re : Iodophanus hyperboreus?
Hello Nicolas,
thanks for your opinion.
But ....
Medardi & al. 2006 for his new species hyperboreus: Sp 18-23/10-12 µm
In his key he gives for I. carneus measures of 17-19/10-11,5 and for I. testaceus 17,5-22,5/10,5-14,5
In Prokhorov 1997 I find for I. carneus 15-20/10-12, and for I. testaceus 18-22,5/12-13,5
My measures were (I repeat): 19-21/11,5-13
.
Wood (stronly decayed) or not wood is in my eyes less important than the nitrogen situation (carenus and testaceus are known as strong nitrophytes, and so I always found them before), I. hyperboreus grows at wet (and cold - ... yes) that are nitrogen-poor. I think the ecology is more like my find than that of carneus/testaceus.
Best regards, Lothar
thanks for your opinion.
But ....
Medardi & al. 2006 for his new species hyperboreus: Sp 18-23/10-12 µm
In his key he gives for I. carneus measures of 17-19/10-11,5 and for I. testaceus 17,5-22,5/10,5-14,5
In Prokhorov 1997 I find for I. carneus 15-20/10-12, and for I. testaceus 18-22,5/12-13,5
My measures were (I repeat): 19-21/11,5-13
.
Wood (stronly decayed) or not wood is in my eyes less important than the nitrogen situation (carenus and testaceus are known as strong nitrophytes, and so I always found them before), I. hyperboreus grows at wet (and cold - ... yes) that are nitrogen-poor. I think the ecology is more like my find than that of carneus/testaceus.
Best regards, Lothar