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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

20-01-2026 17:49

Hardware Tony Hardware Tony

I offer this collection as a possibility only as e

15-01-2026 15:55

Lothar Krieglsteiner Lothar Krieglsteiner

this one is especially interesting for me because

03-01-2026 15:36

éric ROMERO éric ROMERO

Bonjour, Pouvez-vous me dire quel est le nom à p

19-01-2026 12:01

Castillo Joseba Castillo Joseba

Me mandan el material seco de Galicia (España) 

17-01-2026 19:35

Arnold Büschlen

Hallo, ich suche zu Cosmospora aurantiicola Lite

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Stictis
Bometon Javier, 16-12-2013 21:16
Bometon JavierEn madera de Quercus.

Tamaño 0,5 mm

Ascas 50-60 um IKI-

Esporas de 35-48 X 4-5um, con 7- 9 septos

Parafisis filiformes y ramificadas, no azulean con IKi

Alguna idea?

Gracias y saludos
Javier
  • message #26275
  • message #26275
  • message #26275
  • message #26275
Daniel Ghyselinck, 16-12-2013 21:32
Re : Stictis
Bonjour Javier,

Regarde du côté de Cryptodiscus rhopaloides, il me semble que la microscopie correspond assez bien. C'est une espèce assez commune sur écorce de feuillus. Les spores sont un peu grandes, mais j'ai aussi des récoltes avec des spores jusque 47 µm.

Amitiés,
Daniel
Martin Bemmann, 16-12-2013 21:35
Martin Bemmann
Re : Stictis
Hi Javier,

with these clavate spores (fig. 3) consider Cryptodiscus.

Regards
Martin

Update: Daniel seems to have the same thoughts. But I must admit that Zotto (in a circulating paper) excluded Cryptodiscus rhopaloides from this genus in his comments on Breitenbach&Kränzlin 1984, as well Baloch et al 2009 did.
Bometon Javier, 16-12-2013 22:41
Bometon Javier
Re : Stictis
Muchsas gracias, Daniel y Martin


Saludos
Javier
Hans-Otto Baral, 16-12-2013 23:04
Hans-Otto Baral
Re : Stictis
Yes, there are two species rather common, rhopaloides and the less common idaei which has narrower spores than rhopaloides. Both are very closely related, and belong in Karstenia. By the way, Lugol provokes a red reaction to the entire hymenium, with a faint blue running ahead. After KOH treatment the hymenium stains deep blue in iodine.

My maximum was actually 50 µm, but with spores strongly clavate and hardly constricted at septa.

C. rhopaloides is also known as Ramonia interjecta, being probably erroneously thought to be a lichen.

Zotto
  • message #26279
Daniel Ghyselinck, 17-12-2013 18:23
Re : Stictis
Thanks for these very precise information (as usual), Zotto.

Daniel
Bometon Javier, 17-12-2013 21:54
Bometon Javier
Re : Stictis
Muchas Gracias Zotto, por tus excelentes explicaciones.

Saludos
Javier