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09-02-2025 22:51

Yanick BOULANGER

BonsoirEst-ce que quelqu'un peut me dire s'il s'ag

01-02-2025 20:32

Andreas Gminder Andreas Gminder

Hello,today my girlfriend Sylvie found a single ap

08-02-2025 18:48

Yanick BOULANGER

CistellaSur boisTrès petites apothécies (0.1 –

06-02-2025 18:11

Zuzana Sochorová (Egertová) Zuzana Sochorová (Egertová)

Hello, while digging in my fungarium, I found an

07-02-2025 22:28

Yanick BOULANGER

BonsoirPetit pyrénomycètes d'environ 1 mm sur bo

07-02-2025 20:25

Enrique Rubio Enrique Rubio

Dear all.Ascomata pheritecioid, KOH-negative, flas

07-02-2025 17:48

Vasileios Kaounas Vasileios Kaounas

asci 170-200 x 20-22 ?m spores 21.9 [22.9 ; 23.4]

06-02-2025 06:25

Bharati Mandapati

Hi All, I would love some help with this Lasiobel

06-02-2025 19:28

Rot Bojan

Hello!On a fallen twig (possibly Corylus) I found

05-02-2025 04:38

Ethan Crenson

Hi all, Found by a friend last Saturday in Staten

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unknown asco on metzgeria
Robin Isaksson, 25-11-2019 21:05
Robin IsakssonSpores round 3.5-4.5 um smooth it seems.
Asci is lugol negative, have 8 spores.
Found on metzgeria furcata, the host seems to be dead where ascomata is found.
Someone have an clue?

Regards

Robin
  • message #60187
  • message #60187
  • message #60187
  • message #60187
Enrique Rubio, 25-11-2019 21:19
Enrique Rubio
Re : unknown asco on metzgeria
Hi Robin
Maybe Pithyella chalaudii (= frullaniae)
Alain GARDIENNET, 25-11-2019 21:20
Alain GARDIENNET
Re : unknown asco on metzgeria

See around Pithyella frullaniae.


Alain

Alain GARDIENNET, 25-11-2019 21:21
Alain GARDIENNET
Re : unknown asco on metzgeria
Hi Enrique, you're too quick for me !
Robin Isaksson, 25-11-2019 21:31
Robin Isaksson
Re : unknown asco on metzgeria
Hi,

Thank you both.
I have to check the spores i cottonblue for warts.

Regards
Enrique Rubio, 25-11-2019 21:46
Enrique Rubio
Re : unknown asco on metzgeria
See Priou's paper: Pithyella chalaudii Priou sp. nov. (Helotiales) pour remplacer P. frullaniae (Chalaud) Döbbeler inval., Ascomycete.org, 11 (3) : 75–76
Hans-Otto Baral, 25-11-2019 22:36
Hans-Otto Baral
Re : unknown asco on metzgeria
Spores of P. chalaudii are warted and I know it only from Frullania. See my drawing.
Robin Isaksson, 26-11-2019 21:29
Robin Isaksson
Re : unknown asco on metzgeria
Hi!
Thx for the nice drawings and text.
And the paper.

it seems like its something else. I think the spores seems to be smooth or almost so, with a big gelcoating almost one um wide around the spores. clearly visible in koh 10. another thing is that the parafyses seems to miss the guttules and last the ap at the host moss is a bit different tho the P. chalaudii found on internet. the color is cream white, not clearly white at least.

Regards
Hans-Otto Baral, 27-11-2019 09:24
Hans-Otto Baral
Re : unknown asco on metzgeria
This is possible, but please consider that your observations are on dead elements, therefore you do not see the guttules in the paraphyses and spores. Therefore I assume that they were guttulate also in your specimen.

Your first pic seem to show fine warts on the spore, or?
Robin Isaksson, 27-11-2019 19:55
Robin Isaksson
Re : unknown asco on metzgeria
Yes it s possible its fine warts on the spores, hard to see for me.
the photos i take shown som fine warts on the pictures but it dont know if ist the bad quality make this.
maybe your right, i should file the collection pithyella chalaudii?


Regards