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10-09-2022 17:08

Edvin Johannesen Edvin Johannesen

These tiny (0.2-0.5 mm diam.) apothecia were growi

09-09-2022 16:18

Nicolas VAN VOOREN Nicolas VAN VOOREN

Hello.Any idea of the genus of this hyphomycete (s

05-09-2022 14:30

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hi, this is Patellaria crassispora, right? The ex

04-09-2022 09:35

Anna Klos

Goodmorning, this is the first time on this forum,

06-09-2022 23:22

Andreas Gminder Andreas Gminder

Hello,today I found on a submersed Picea stem this

06-09-2022 09:42

Viktorie Halasu Viktorie Halasu

Hello, we've found this nice Orbilia which looks

04-12-2016 03:46

Peter Püwert Peter Püwert

Hello all,found on dead stems of Dryopteris filis-

03-09-2022 12:28

Marcus Yeo

Here is another discomycete growing on dead leaves

02-08-2022 17:48

Pierre-Yves Julien

Récolte le 31/07/2022 – Ozoir-la-Ferrière (77)

04-09-2022 01:39

Michael Haldeman

Hello,I was wondering if anyone had an idea what t

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Tiny yellow apothecia on Aconitum
Edvin Johannesen, 10-09-2022 17:08
Edvin JohannesenThese tiny (0.2-0.5 mm diam.) apothecia were growing on dead stem of Aconitum septentrionale (I'm pretty sure). They are sessile on a constricted base, but not stipitate. Texture is soft (not gelatinous). Asci ca. 60-80 x 6-7 micr, IKI- (Lugol), no croziers seen. Spores 10-15 x 3-4 micr, ellipsoid to fusiform, with internal guttules, becoming 3-septate. Paraphyses slender, filiform, aguttulate. Excipulum not studied in detail, but containing spherical, irregular/prismatic cells.

First micro-photo in KOH, last photo in Lugol, the rest in water.  Measures in water.

Any thoughts?

Thanks.
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