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26-03-2026 15:31

Ã…ke Widgren Ã…ke Widgren

Hello,I found this one in October last year, on r

31-03-2026 16:20

Mlcoch Patrik Mlcoch Patrik

Hello, Please about help with determination. On

31-03-2026 08:19

Bernard CLESSE Bernard CLESSE

Bonjour à toutes et tous,Pourriez-vous m'aider à

30-03-2026 12:18

Sylvie Le Goff

BonjourRécolté sur la base de Pteridium aquilinu

30-03-2026 12:03

William Slosse William Slosse

Hello all,On 27/03/26, in Kraaiveld in Wingene (Be

25-03-2026 10:35

Hulda Caroline Holte

Hello,I collected this species growing on a dead b

28-03-2026 17:41

Louis DENY

Bonjour forum,Mollisia trouvée sur tige de Molini

30-03-2026 09:53

Yanick BOULANGER

BonjourVoici des petites fructifications poilues s

27-03-2026 10:47

Ã…ge Oterhals

I have tentatively identified this Stictis to S. f

28-03-2026 07:55

Marc Detollenaere Marc Detollenaere

Hello everybody,Yesterday I found a number of whit

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Asco in Greenhouse
Sebastien Basso, 05-06-2023 14:02
Hello,

I try to identified all mushroom species I found in a tropical greenhouse , Lyon Downton / France.

I have an asco found I thinl 'but not sure) a leaf or a plant)  , not that sure, that was dried, totally impossible to really identiy the plant , there are soveral species from around the world.

I am not a professional, I have the scope I have , ascii are IKI+ ,some with crozier, spores are ellipsoids and mostly "biguttulated".

I attached all what I have , if you need more information , I will need to wait they are back, dried species are very little.

any helps or idea is welcomed.

thanks

Spore size :

(6,8) 7,4 - 9,4 (10,8) × (2,2) 2,4 - 2,8 (3,3) µm
Q = (2,1) 2,7 - 3,6 (4,2) ; N = 50
Me = 8,4 × 2,6 µm ; Qe = 3,2
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Lothar Krieglsteiner, 05-06-2023 14:14
Lothar Krieglsteiner
Re : Asco in Greenhouse
Hello Sebastien,
with this macroscopy it should be a Sclerotiniaceae. It is long ago (in the 1990s), but I once found in a greenhouse Moellerodiscus lentus (then determined by Zotto!). I do not have a clear notion of the paraphyses by your pictures. If there is a bright yellow content in living specimens this could be useful.
Yours, Lothar
P.S.
Sebastien Basso, 05-06-2023 14:23
Re : Asco in Greenhouse
Hello,

thanks , will look right there , thanks for the tip.
Hans-Otto Baral, 05-06-2023 19:08
Hans-Otto Baral
Re : Asco in Greenhouse
I tentatively agree with Lothar, given that the microscopy was done from the dried apothecium (or mounted in something like KOH, for the spores I guess they are not alive, not to speak of the rest). The iodine looks to me more like Melzer's.
Sebastien Basso, 05-06-2023 19:32
Re : Asco in Greenhouse
Yes it was mounted into Melzer , spore in water (from a spore print) and the rest true, somewhat dried.

Thanks