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28-02-2026 15:52

Spooren Marco Spooren Marco

Who has an idea ? I have no coupes made for conid

27-02-2026 17:51

Michel Hairaud Michel Hairaud

Bonjour, Quelqu'un peut il me donner un conseil p

28-02-2026 14:43

Alain GARDIENNET Alain GARDIENNET

A new refrence desired :Svanidze, T.V. (1984) Novy

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

Hi forum,Is anyone aware if the 1936 edition of Si

28-02-2026 11:05

Yanick BOULANGER

Bonjour à tousLe 24/02/2026 à Montmacq, devant m

29-11-2024 21:47

Yanick BOULANGER

BonjourJ'avais un deuxième échantillon moins mat

27-02-2026 16:17

Mathias Hass Mathias Hass

Hi, Found this on Betula, rather fresh fallen twi

27-02-2026 12:56

Åge Oterhals

Found on fallen cones of Pinus sylvestris in midle

27-02-2026 11:21

Yannick Mourgues Yannick Mourgues

Hi to all. Here is a specie that can may be relat

26-02-2026 22:06

Malcolm  Greaves Malcolm Greaves

Can someone explain the features that split Geoscy

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Strossmayeria cf. basitricha (orig det: indet. Leotiomycete)
Danny Newman, 03-02-2024 07:11
Danny Newman
observation with full resolution images available at https://www.inaturalist.org/observations/193076443

Loc: Feliciana Retreat Center, Norwood, Louisiana, USA
Coll: R. Cronce & D. Newman
Substrate: on dead, downed, corticate, firm/undecomposed, hardwood stick


 


FBs under 1mm in diam.


 


all mounts of fresh/living material in undistilled H2O.


 


Spores:
(43.7) 45.5 - 63.5 (68.2) × (5.8) 6.2 - 7.9 (8.1) µm
Q = (6) 6.6 - 9.7 (10.5) ; N = 20
Me = 55.7 × 7 µm ; Qe = 8

  • message #78126
  • message #78126
Hans-Otto Baral, 03-02-2024 10:25
Hans-Otto Baral
Re : indet. Leotiomycete
Great microscopy! Compare Strossmayeria.
Danny Newman, 03-02-2024 17:03
Danny Newman
Re : indet. Leotiomycete
Thank you Zotto :) A user from iNaturalist (Igor Khomenko) confirms this, and another from the Ascomycetes of the World FB Group (Adam Polhorský) also mentions that the Pseudospiropes anamorph is visible in one of the macro photos.  At last, I have good cause to use Dr. Iturriaga's key.

At the time of writing, MycoPortal contains a single record from 1934 of this genus from the state of Louisiana.  We are finding a lot of cases like this in terms of reported vs. actual discomycete diversity in the Gulf coast area.
Danny Newman, 19-02-2024 01:17
Danny Newman
Re : indet. Leotiomycete
Spores:
(43.7) 45.5 - 63.5 (68.2) × (5.8) 6.2 - 7.9 (8.1) µm
Q = (6) 6.6 - 9.7 (10.5) ; N = 20
Me = 55.7 × 7 µm ; Qe = 8