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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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Ascobolus albidus?
Karl Soler Kinnerbäck, 08-03-2021 17:37
Hi!

Could this be dried fruitbodies of Ascobolus albidus?
Found on horse dung in Uppsala, Sweden. Spores 24-30 x 12-14. 
Fruitbodies very small, around 0,2 mm, in large numbers and mostly violet but sometimes like thin, pale "sticks". 

Best regards
Karl
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Calzada Augusto, 08-03-2021 20:38
Calzada Augusto
Re : Ascobolus albidus?
Hola Karl: Tu recolecta cuadra bien con esta especie. El tamaño esporal y ornamentación son adecuadas para la misma. He encontrado varías veces formas con esas coloraciones marrón-púrpura. Están descritos varios tipos de coloraciones además de la blanca-hialina que es la más frecuente. Ahí te pongo algunas fotos de recolectas de distintas coloraciones, para que compares. Un saludo Augusto Calzada
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Karl Soler Kinnerbäck, 08-03-2021 21:46
Re : Ascobolus albidus?
Muchas gracias Augusto! 
I am very pleased. 

Best regards
Karl
Michel Delpont, 09-03-2021 09:25
Michel Delpont
Re : Ascobolus albidus?
Hello Karl!

Have you thought, for simple verification, to compare with roseopurpuracens, sometimes these species are close.


Michel.

Karl Soler Kinnerbäck, 09-03-2021 16:10
Re : Ascobolus albidus?
Hello Michel!

I have also thought about A. roseopurpurascens. Some say that it is only found on deer dung. In the keys I have checked the width of the asci seem to be a separating character, but different sources show different information... Do you know any good sources for separating the two?

Karl
Michel Delpont, 09-03-2021 17:06
Michel Delpont
Re : Ascobolus albidus?
Roseopurpuracens can be found on substrates other than deer droppings. I think the presence of purple pigment in the exipulum and at the top of the paraphyses is a good trait, as well as the well marked margin on the apothecia.

Michel.


Karl Soler Kinnerbäck, 09-03-2021 17:26
Re : Ascobolus albidus?
Thanks!
I will search for more information about the species and compare.

Karl