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27-11-2025 15:41

Thomas Læssøe

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

27-11-2025 12:01

Thomas Læssøe

https://svampe.databasen.org/observations/10496727

27-11-2025 11:46

Thomas Læssøe

https://svampe.databasen.org/observations/10493918

27-11-2025 11:31

Thomas Læssøe

Collectors notes: Immersed ascomata, erumpent thro

23-09-2025 13:31

Thomas Læssøe

https://svampe.databasen.org/observations/10534623

25-11-2025 14:24

Thomas Læssøe

https://svampe.databasen.org/observations/10490522

26-11-2025 18:13

Jason Karakehian Jason Karakehian

The entire run of Mycotaxon is now available throu

21-11-2025 15:22

Vasileios Kaounas Vasileios Kaounas

Found in moss, forest with Pinus halepensis. Dime

24-11-2025 18:17

ruiz Jose

Hola en madera, quizás de alnus. Esporas(12.1) 12

25-11-2025 11:03

Mick Peerdeman

Hi all,One of my earliest microscopy attempts, so

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Hymenoscyphus species
Nicolas VAN VOOREN, 26-11-2014 18:26
Nicolas VAN VOORENAnother collection from Corsica, on dead root of a bush (a sort of Genista). This belongs to the genus Hymenoscyphus but no idea of the species.
Apothecia Ø 1-3 mm, stipitate.
Ectal excipulum of textura prismatica, with hyphae 5–13 µm wide. Medullary excipulum of t. intricata. Asci 140–170 × 14-15 µm, with crozier, 8-spored, pars spor. ~80 µm, apical ring IKI + (bb). Paraphyses Ø 4-5 µm, with numerous but low refractive VBs. Spores fusoid, sometimes inequilateral, more rarely shoe-shaped, 21-26 (28.5) × (6) 7-8.5 (9) µm, OCI=4.5, rarely with a central septum (but not in asci).

Any suggestion?
  • message #32330
  • message #32330
Hans-Otto Baral, 26-11-2014 20:23
Hans-Otto Baral
Re : Hymenoscyphus species
Hi Nicolas 

you don't have a photo of  the apical ring in IKI?

I have no idea indeed. Do you think the spores are heteropolar? Is it possible to say for every spore which is the upper end?

Zotto