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26-03-2026 15:31

Ãke Widgren Åke Widgren

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

27-03-2026 10:47

Åge Oterhals

I have tentatively identified this Stictis to S. f

25-03-2026 10:35

Hulda Caroline Holte

Hello,I collected this species growing on a dead b

24-03-2026 21:37

Elisabeth Stöckli

Bonsoir,Sur bois (tronc) très pourri de conifère

26-03-2026 12:50

David Chapados David Chapados

Hi,I'm having a hard time figuring which Pseudombr

26-03-2026 11:17

Vasileios Kaounas Vasileios Kaounas

Found 11-03-26, in leaf of Ulmus sp. Diameter 2-4

25-03-2026 22:23

Marc Detollenaere Marc Detollenaere

Dear Forum,On a debarked stem of Tilia, we found s

24-03-2026 15:44

Åge Oterhals

I hope someone can confirm the name of this collec

25-03-2026 20:53

François Bartholomeeusen

Dear forum members,On 23 March 2026, I found sever

23-03-2026 20:16

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningI'm unable to identify this Coprotus o

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2015-07-18-9428 Julella vitrispora (?)
Lepista Zacarias, 24-07-2015 12:28
Hi everyone,

Last year I found an ammount of specimens, which I classified as Julella vitrispora.

Now, in a different habitat, I found another location with many specimens. I think that is it again J. vitrispora, but I would like to hear your opinion. I attach some data on these specimens, the reference used for classification and a file with photos of one specimen and from the corresponding microscopy.

Thanks in advance,
zaca


Data:
Date: 2015-07-18
Location: Mata do Bussaco, Portugal
Asci: 8-spored (some could be 6-spored) with dimensions up to 150 x 28 µm;
Ascospores: Muriform with the following dimensions,
(23.8) 28.1 - 38.1 (40.6) x (10.4) 12.5 - 15.9 (16.7) µm
Q = (1.8) 2.2 - 2.8 (3.1) ; N = 33
Me = 33.8 x 14 µm ; Qe = 2.4;


References:
1) A. Aptroot and P.P.G. van der Boom;
Strigula lateralis spec. nov. with notes on the genus Julella (Ascomycetes); Mycotaxon 56:1-8 (1995).
2) André Aptroot, Robert Lücking, Harrie J.M. Sipman, Loengrin Umaña, José Luis Chaves;
Pyrenocarpous lichens with bitunicate asci – A first assessment of the lichen biodiversity inventory in Costa Rica; Bibliotheca Lichenologica Band 97, 1-162 (2008).
3) Margaret E. Barr;
On Julella, Delacourea, and Decaisnella, three dictyosporous genera described by J. H. Fabre; Sydowia, Annales Mycologici Ser. II 38:11-19 (1985).

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