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09-11-2025 13:20

Josep Torres Josep Torres

Hello.A tiny ascomycete, appearing as erupting gra

08-11-2025 12:10

Elisabeth Stöckli

Bonjour, Trouvé sur tiges mortes de Rubus (ronce

08-11-2025 00:29

Francois Guay Francois Guay

I found this species in Quebec, Canada, on herbace

04-11-2025 14:53

Josep Torres Josep Torres

Hello.Very small, globose, mucronate perithecia, b

08-11-2025 09:15

Michel Hairaud Michel Hairaud

Bonjour, Pouvez vous m'aider à identifier ce Mol

06-11-2025 16:50

Rot Bojan

Hello! Yesterday I found a fungus on or near a nee

05-11-2025 11:33

Pierre Repellin

Bonjpur,J'ai trouvé, sur une hampe florale d'Alli

04-11-2025 09:07

Josep Torres Josep Torres

Hello.A suspected Hymenoscyphus sprouting on a thi

04-11-2025 12:43

Edvin Johannesen Edvin Johannesen

Hi! One more found on old Populus tremula log in O

03-11-2025 21:34

Edvin Johannesen Edvin Johannesen

These tiny (0.4-0.5 mm diam.), whitish, short-stip

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Lichen?
Martin Bemmann, 06-06-2010 21:21
Martin BemmannHello connaiseures,

I have here something strange to me. It developped on a dead partially decorticated twiglet I collected, because on a first glance it featured some black "pertithecia". I kept it moist for some days and then I found this strange thing. It is gelatinous, warted on the top and grows on a sheet of algae, although I found others meanwhile without this green addition. So it might been a coincidence. Under the microscope I was puzzeled again seeing asci with four and eight spores but in chambers separated by septa (below an example with 4 spores).

Has someone an idea in which direction I should proceed? Because of the algae I thought it is a lichen, but without them...??

Best regards,

Martin
  • message #11819
Martin Bemmann, 06-06-2010 21:22
Martin Bemmann
Re:Lichen?
an ascus
  • message #11820