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27-02-2026 11:21

Yannick Mourgues Yannick Mourgues

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

18-03-2026 13:09

Khomenko Igor Khomenko Igor

I recently examined Celtis occidentalis branches

18-03-2026 18:42

Gonzalez Garcia Marta

I have collected some lyre-shaped apothecia on the

18-03-2026 17:22

Katarina Pastircakova

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

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

17-03-2026 10:40

Martine  Vandeplanque Martine Vandeplanque

Bonjour à tous.Chaque année en mars ou avril, il

17-03-2026 19:41

Bernard CLESSE Bernard CLESSE

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

12-03-2026 19:44

Enrique Rubio Enrique Rubio

Hi to everybody.Can you give me any suggestions ab

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Nemania aureolutea?
Bohan Jia, 21-01-2026 19:55
Hi, 

Could this be Nemania aureolutea? Or did I found something different? 

on deciduous wood

spores:
13.7 [15.4 ; 16.1] 17.9 × 5.2 [5.8 ; 6.1] 6.7 ?m
Q(L/W) = 2.3 [2.6 ; 2.7] 3.0 ; N = 39 ; C = 95%
Me = 15.8 × 6.0 ?m ; Qe(L/W) = 2.6

asci:
90.1 [109.0 ; 146.7] 165.5 × 7.8 [8.4 ; 9.6] 10.2 ?m
Q(L/W) = 9.1 [11.7 ; 16.9] 19.5 ; N = 4 ; C = 95%
Me = 127.8 × 9.0 ?m ; Qe(L/W) = 14.3

Best Regards 

Bohan
  • message #84391
  • message #84391
  • message #84391
Till Lohmeyer, 21-01-2026 21:20
Re : Nemania aureolutea?
Hi, Bohan - 

could well be but you should check your sample for a "fugacious greenish or greenish-yellow hyphal layer around the perithecial mounds" and / or a yellow stain of the substratum below the perithecia. (see pyrenomycetes. fr., here cited). 

regards from Bavaria
Till


Bohan Jia, 22-01-2026 00:02
Re : Nemania aureolutea?
Hi Till, 

I made some cross-section of the stromata and I didn't find yellow pigment in the substrate. Furthermore, I realized that there was visible germ slit on some of the spores. So I think it's not Nemania aureolutea but Nemania aenea then :). Thanks for the tip. 

Best regards 

Bohan
  • message #84394
  • message #84394
  • message #84394
Lothar Krieglsteiner, 22-01-2026 10:43
Lothar Krieglsteiner
Re : Nemania aureolutea?
Hello Till (and Bohan)
thanks for the hint with the greenish color. 
I was reminded of an own collection showed here without a reply:
http://www.ascofrance.fr/search_forum/80960
Best regards, Lothar