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19-03-2026 15:58

Stefan Blaser

Hello everybody, I hope for some hints... Macro:

18-03-2026 13:09

Khomenko Igor Khomenko Igor

I recently examined Celtis occidentalis branches

17-03-2026 19:41

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Pourriez-vous m'aider à

18-03-2026 17:22

Katarina Pastircakova

Hi there,I'm looking for the following literature:

19-03-2026 10:56

Thomas Læssøe

https://svampe.databasen.org/observations/10505643

27-02-2026 11:21

Yannick Mourgues Yannick Mourgues

Hi to all. Here is a specie that can may be relat

18-03-2026 18:42

Gonzalez Garcia Marta

I have collected some lyre-shaped apothecia on the

27-11-2025 15:41

Thomas Læssøe

Spores brownish, typically 4-celled; 26.8 x 2.4;

18-03-2026 11:52

Thomas Læssøe

https://svampe.databasen.org/observations/10493688

11-03-2026 17:36

Michel Hairaud Michel Hairaud

Bonjour, Je cherche des indices  pour cette réc

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Naevioideae
Garcia Susana, 08-03-2021 19:43
Hola,

Encontré este apotecios creciendo con abundancia sobre una rama caida, descortezada de planifolio, probablemente de castaño. El tamaño hasta 250um de diámetro.

He pensado que puede tratarse de Laetinaevia uvidula, pero con dudas y me gustaría saber si crees que es o no.

Gracias, un saludo

Susana
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Hans-Otto Baral, 08-03-2021 22:11
Hans-Otto Baral
Re : Naevioideae
Hi Susana

I also thought about uvidula. The apos remind me more of Xylogramma (Durelly atrocyanea), but not the micros.

No idea. L. uvidula has a pronounced apical thickening and thin lateral walls. This one tends to thick lateral walls and less thick apical wall. Also spore shape is more cylindrical here.

I could imagine that the two species are similar in their DNA, though. It seems there exists a group of lignicolous species that sharply differ genetically from herbicolous ones.

Zotto
Garcia Susana, 08-03-2021 23:58
Re : Naevioideae
MuCHAS gracias Zotto por tus comentarios.

Ciertamente, he mirado Durella atrocyanea y macroscopicamente serían indistinguibles, pero la micro es muy distinta.

Un saludo

Susana
Jason Karakehian, 09-03-2021 15:17
Jason Karakehian
Re : Naevioideae
Just curious, but is that algae near all those apothecia?
Hans-Otto Baral, 09-03-2021 17:01
Hans-Otto Baral
Re : Naevioideae
Surely, but this is normal with drought-tolerant discos, Orbilias often grow like this but a connection was never shown to be probable.
Jason Karakehian, 09-03-2021 20:06
Jason Karakehian
Re : Naevioideae
Got it. Thank you. I am thinking about this subject.
Garcia Susana, 09-03-2021 20:14
Re : Naevioideae
Si había un alga creciendo por toda la rama.

Desconozco su nombre.
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Jason Karakehian, 10-03-2021 01:28
Jason Karakehian
Re : Naevioideae
Thank you! I wish I knew too!