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17-12-2025 18:35

Michel Hairaud Michel Hairaud

Bonjour à tous/Hi to everyone I am passing along

21-11-2025 10:47

François Freléchoux François Freléchoux

Bonjour,Peut-être Mollisia palustris ?Trouvée su

15-12-2025 15:48

Danny Newman Danny Newman

Melanospora cf. lagenaria on old, rotting, fallen

15-12-2025 15:54

Johan Boonefaes Johan Boonefaes

Unknown anamorph found on the ground in coastal sa

15-12-2025 21:11

Hardware Tony Hardware Tony

Small clavate hairs, negative croziers and IKI bb

15-12-2025 07:09

Danny Newman Danny Newman

indet. Rutstroemiaceae sp. on unk. fallen leavesMc

15-12-2025 21:47

Pol Debaenst

Good evening, On 12/11/2025 I found ascomycetes w

15-12-2025 07:05

Danny Newman Danny Newman

Pseudosclerococcum golindoi (det: Zotto)near Cosb

15-12-2025 11:49

Danny Newman Danny Newman

ITS sequences from the following two collections B

15-12-2025 12:34

Danny Newman Danny Newman

indet. Rhytismataceae on oak leafnear Purchase Roa

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Tarzetta
Zuzana Sochorová (Egertová), 15-08-2025 07:20
Zuzana Sochorová (Egertová)Hello, a few days ago I have collected this Tarzetta.
Disc 7-18 mm in diam., veil present, paraphyses without digitate tips, ascospores tapering toward the poles, (20.4) 21.2-22.2-23.1 (24.2) × (12.8) 13.4-13.8-14.3 (15.1) µm, Q = 1.52-1.60-1.72, n = 30.
Czech Republic, Moravia, calcareous background, ca 300 m a.s.l., on soil in a mixed forest - the closest trees were Populus tremula, Acer and Fraxinus.
Based on the morphology, the best candidates seem to be T. alnicola (but I haven´t noticed Alnus in the locality) or T. cupularis (Quercus surely grows in the locality, but not so close).
How would you identify it?
Zuzana
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