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24-12-2025 18:12

Ethan Crenson

Hello all, A friend found this Orbilia growing on

28-12-2025 12:08

Margot en Geert Vullings

This possible Karstenia was found on the bark of d

21-12-2025 21:32

Pol Debaenst

Hello, Garden, Burgweg 19, Veurne, BelgiumOn 10/1

26-12-2025 21:19

Arnold Büschlen

Pithyella chalaudii Priou. Ist als Bryoparasit in

21-12-2025 09:32

Josep Torres Josep Torres

Hello.A tiny ascomycete found embedded in wood in

18-12-2025 21:17

Pol Debaenst

The identification took me to Byssonectria deformi

21-12-2025 12:34

Castillo Joseba Castillo Joseba

me mandan el material seco de Galicia (España) 

24-12-2025 17:08

Hulda Caroline Holte

Hello, I have found this propoloid ascomycete on

23-12-2025 11:27

Louis DENY

bonjour forum,sur débris de bois de feuillu (acer

20-12-2025 10:49

Mirek Gryc

Hi. „I doubt it is possible to identify this ti

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Scutellinia heterosphaera ??
Ralf Dahlheuser, 14-06-2017 20:48
Ralf DahlheuserI'm a bit unsure whether that is S. heterosphaera. Growing on rotten leafs.

Spores 18,3 - 19,9 µm, Warts 0,8 - 1,2 µm high
Hairs up to 800x30µm. Usually with simple roots. Sometimes bifurcate, rarely trifurcate.
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Malcolm Greaves, 14-06-2017 21:49
Malcolm  Greaves
Re : Scutellinia heterosphaera ??
The mixture of some low pointed and some rounded warts and the length of the hair make S heterosphaera an excellent fit.
Mal
Good photos
Ralf Dahlheuser, 14-06-2017 23:25
Ralf Dahlheuser
Re : Scutellinia heterosphaera ??
Thank you, Mal.
René Dougoud, 15-06-2017 09:19
Re : Scutellinia heterosphaera ??
Chers Collègues,

A ma connaissance l'épithète heterosphaera n'existe pas dans le genre Scutellinia. Il existe S. heterospora Clem. mais qui, selon Schumacher (1990), pourrait être synonyme de S. umbrorum, espèce qui possède des ascospores ellipsoïdales.

Je pense qu'il faut rechercher vers S. minor (Velen) Svr.

Cordialement

René
Viktorie Halasu, 15-06-2017 10:49
Viktorie Halasu
Re : Scutellinia heterosphaera ??
Dear Mr. Dougoud,

S. heterosphaera is a nom. prov., wasn't published yet. The description can be found here: http://www.ascofrance.com/search_forum/15605 , it was collected in several other countries since (UK, Germany, Slovakia, Czech Rep., Belgium, Spain). 

Viktorie 
Ralf Dahlheuser, 15-06-2017 12:40
Ralf Dahlheuser
Re : Scutellinia heterosphaera ??
Hello Rene,

of course you are right. I also treat this type as nom. prov. until it is validly publicly described. Whether this will ever be the case, I do not know.

Ralf
René Dougoud, 15-06-2017 16:00
Re : Scutellinia heterosphaera ??
Merci chers Collègues, j'ai pris note !

René