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13-10-2025 19:05

Louis DENY

Bonjour forumSur tronc décortiqué de feuillu x,

17-02-2013 21:11

Peter Welt Peter Welt

Jamoni, P.G. 1998. Un nuovo discomicete coprofilo

11-10-2025 20:27

Marcel Heyligen Marcel Heyligen

Found on a barked branch, 14 mm in diameter, of Ro

11-10-2025 14:20

Jean-Luc Ranger

bonjour à tous, Je ne vois pas comment l'on peut

09-10-2025 22:14

S. Rebecca

We just had the Bavarian Mycology Conference in Au

10-10-2025 00:49

Ethan Crenson

Hello all, This was found last weekend on a hardw

06-10-2025 15:57

David Chapados David Chapados

Hi, Could anyone help me with this Lophiostoma? 

04-10-2025 02:13

Francois Guay Francois Guay

Hi everyone,   I found this Hymenoscyphus growi

03-10-2025 22:17

Francois Guay Francois Guay

Hi everyone,   I found this white, star-shaped

03-10-2025 22:03

Francois Guay Francois Guay

Hi everyone, I found this weird asco growing on wo

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Cheilymenia sp. on burnt ground and dead animal debris
Stephen Martin, 06-11-2024 11:59
Stephen MartinI am trying to identify a Cheilymenia sp. using keys by J. Moravec (1984) found on burnt ground and plant debris (and there was also some dead reamians of fowl)

My first problem is if the spores are striated or not, and in some images stained in cotton blue, I can make vague striations but they can be shadows not striations. I am assuming that they are fine striations and hence attribute the species to Sect. Striatisporae (which include some species that grow on plant debris). The hairless apothecia would lead to  be Sect. Coproba and easily keyed to C. granulata, but this is a dung species and excluded for that reason.


Further info:


Excipulum (medullary): Spherical to broadly elliptical usually with obtuse angles forming an isohedral, 30-48 µm wide
Hairs on rim: A few present, scattered, quite inconspicuous and hyaline
Hairs length: (150–)200–400(–450)µm
Hairs morphology Hyaline, straight, sometimes with a swollen tip (or swollen just below the apex) 1- or 2- septate (depending length of hair) with a bulbous basal hypha, ovoid and asymmetric and with a septum just above the base and sometimes a second septum located about the proximal third of the hair length.


Ascum average size 215.3 µm x 12.3 µm
Iodine reaction J -ve
Spore average size 15.2 µm x 8.7 µm
Spore Q factor 1.71


I am inclined over C. theleboloides s.l. likely f. glabra for being almost hairless and which grows on wide range of habitats (and the text says easily confuses with granulata mentioned above !)

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