19-01-2022 20:31
William de JongHi,I found Hydropisphaera erubescens, I think, on
19-01-2022 10:25
Enrique Rubio
Hi ForumThe ascomata of this fungus grew on cortic
19-01-2022 02:24
Zuidland PeterHello all,I have found this erumpant only on Olear
19-01-2022 02:21
Zuidland PeterHello all,I have found this erumpant only on Olear
27-01-2019 00:41
Rubén Martínez-Gil
Hola a todos. Subo unas fotos de un asco que hemo
16-01-2022 15:10
William de JongHi everyone,Found on a cone of Picea abies by Fran
16-01-2022 21:25
Robin Isaksson
Spores 10-15 x 1,8-2,3um Found on apel twig today
what do you thing about Daldinia cf. fissa ?
Regards
Pavol
p.s.
On death standing tree (Alnus glutinosa)
Fruitbody: max. 50 x 40 x 40 mm
The white line on cut max. diam 1 mm
The perithecia 800-1000 x 300-400 µm
The asci are 8 spores 150-250 x 9 µm
The apical ring 3-4 x 0,5-1 µm ( in Melzer = blue )
The ascospores (12)14-15(16) x 6-7 µm
In 10% KOH pigment is purple / violaceous
A polyphasic taxonomy of Daldinia (Xylariaceae)
http://www.studiesinmycology.org/content/77/1/1.full
this is most likely D. petriniae, at least a member of the complex of closely related species. I was not aware it occured as early as mid June at ascigerous state.
D. vernicosa has a gelatinous interior that turns hollow and differently shaped and darker ascospores.
Cheers,
Jacques
Thank you very much
Pavol