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18-01-2026 12:24

Josep Torres Josep Torres

Hello.An anamorph located on the surface of a thin

25-01-2026 23:23

Tomaz Vucko Tomaz Vucko

Hello! I found this species that resembles Delitsc

25-01-2026 16:08

Malcolm  Greaves Malcolm Greaves

This Geoglossum had spores mostly 70-80 (87) with

23-01-2026 21:50

Cameron DK

I am looking for this please publication. is anyon

10-01-2026 20:00

Tom Schrier

Hi all,We found picnidia on Protoparmeliopsis mur

21-01-2026 19:55

Bohan Jia

Hi,  Could this be Nemania aureolutea? Or did I

21-01-2026 16:32

Gernot Friebes

Hi,I need your help with some black dots on a lich

21-01-2026 16:48

Gernot Friebes

Hi,after my last unknown hyphomycete on this subst

20-01-2026 17:49

Hardware Tony Hardware Tony

I offer this collection as a possibility only as e

15-01-2026 15:55

Lothar Krieglsteiner Lothar Krieglsteiner

this one is especially interesting for me because

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Small spored Pulvinula?
Tyler Bailey, 20-06-2022 18:50
I found this small cup fruiting on charred wood in a firepit that I could use some help with. NE US. Spores seemed small for Pulvinula but it could have been immature I couldn't get many to drop onto a slide.

 

Apothecia 1-3 mm On burnt wood in a campsite fireplace. Paraphysis hooked, mostly unforked very little keratinoid pigmintation, IKI-, Spores single large guttule: (7.1) 7.5-8.6 (9.2) x (6.8) 7.2-8.6 (*9.4)

Asci 147x10.6

Higher resolution pictures:

  • message #73071
  • message #73071
  • message #73071
Enrique Rubio, 20-06-2022 18:58
Enrique Rubio
Re : Small spored Pulvinula?
Hi Tyler
Please, compare with Pulvinula archeri.
Tyler Bailey, 20-06-2022 19:23
Re : Small spored Pulvinula?
Wow that was fast! thank you.

Using Pfister's monograph that was one had looked most promising, the only thing that didn't match besides the spore size was the paraphyses since so few were branched and there was almost no pigment in them (but widthwise they matched).
Enrique Rubio, 20-06-2022 19:48
Enrique Rubio
Re : Small spored Pulvinula?
I attach some descriptions by Huhtinen and Rifai. As you will see, the variability of some characters seems to be large.
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  • message #73074
Tyler Bailey, 21-06-2022 04:12
Re : Small spored Pulvinula?
That answers that pretty thoroughly, thanks for the descriptions as well.
Nicolas VAN VOOREN, 21-06-2022 08:03
Nicolas VAN VOOREN
Re : Small spored Pulvinula?
I agree with Enrique. P. carbonaria, another carbonicolous species, has larger ascospores.