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Mot de passe perdu? S'inscrire

25-01-2026 16:08

Malcolm  Greaves Malcolm Greaves

This Geoglossum had spores mostly 70-80 (87) with

27-01-2026 11:43

Malcolm  Greaves Malcolm Greaves

Is anyone with experience of DNA testing able to t

26-01-2026 11:49

Margot en Geert Vullings

We found this possible anamorph on a dead Cytisus

25-01-2026 23:23

Tomaz Vucko Tomaz Vucko

Hello! I found this species that resembles Delitsc

18-01-2026 12:24

Josep Torres Josep Torres

Hello.An anamorph located on the surface of a thin

23-01-2026 21:50

Cameron DK

I am looking for this please publication. is anyon

10-01-2026 20:00

Tom Schrier

Hi all,We found picnidia on Protoparmeliopsis mur

21-01-2026 19:55

Bohan Jia

Hi,  Could this be Nemania aureolutea? Or did I

21-01-2026 16:32

Gernot Friebes

Hi,I need your help with some black dots on a lich

21-01-2026 16:48

Gernot Friebes

Hi,after my last unknown hyphomycete on this subst

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Ascomicete en Picea
Bometon Javier, 19-10-2015 00:03
Bometon JavierEsporas 29-33 X 7-8 um, multigutuladas, septadas en la madurez.
Ascas 90-120 X 17-18 um, IKI RR, croziers +
Parafisis septadas y ramificadas, rojas con IKI.

En corteza de Picea

Alguna idea?

Saludos

Javier
  • message #38448
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Raúl Tena Lahoz, 19-10-2015 00:13
Raúl Tena Lahoz
Re : Ascomicete en Picea
Pezicula livida
Típica la reacción hemiamiloide en Pezicula. En Melzer no hubieras visto la reacción...
Saludos,
Raúl
Hans-Otto Baral, 19-10-2015 10:47
Hans-Otto Baral
Re : Ascomicete en Picea
Yes, ot from the long spores I would rather guess P. eucrita, a species with predominantly 4-spored asci. Did you see any asci with more than 4-5 spores?
Bometon Javier, 19-10-2015 20:54
Bometon Javier
Re : Ascomicete en Picea
Gracias Raúl y Zotto.

La mayoria de las espores tienen 4-5 esporas maduras junto con otras abortadas, lo maximo que he visto son 2 ascas con 6 esporas maduras.

Esto es P. eucrita?

Saludos

Javier
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Raúl Tena Lahoz, 20-10-2015 01:26
Raúl Tena Lahoz
Re : Ascomicete en Picea
Sí Javier, Zotto tiene razón... Me he dejado llevar por la morfologia esporal que me ha recordado más a la la P. livida.
Saludos,
Raúl
Hans-Otto Baral, 20-10-2015 09:54
Hans-Otto Baral
Re : Ascomicete en Picea
From my memory I don't think that P. livida exceeds 30 µm. I gave 22-30 in 1985, and Dennis says 22-24. But it is difficult to trust the literature. Ellis & Elis say 22-32, but did they separate between the two?
Verkley says L:W ratio 3.5-5 for eucrita (including rare 8-spored form), average 26.5-33 x 5.8-7
and <4 for livida (which he subsumed under P. cinnamomea) L:W 2.7-3.2(-3.4), average 18-24.3 x 6,5-9
Bometon Javier, 20-10-2015 22:56
Bometon Javier
Re : Ascomicete en Picea
Muchas gracias Raúl y Zotto, tiene una microscopia muy bonita este ascomicete.

Saludos

Javier