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18-05-2018 17:02

Vasileios Kaounas Vasileios Kaounas

Vvery small, found in leaf of Quercus sp. asci (6

04-02-2012 22:11

Hans-Otto Baral Hans-Otto Baral

Does anybody have a pdf or scan of HAWKSWORTH D.L.

19-05-2018 22:27

Thorben Hülsewig

Hi there, some days ago i found this pyreno on Yu

20-05-2018 20:00

Castillo Joseba Castillo Joseba

De ayer en bosque de hayas y avellanosEjemplares c

20-05-2018 13:21

Enrique Rubio Enrique Rubio

Hi to everybodyI'd like to know your opinion on th

19-05-2018 17:51

Lothar Krieglsteiner Lothar Krieglsteiner

.. in the Bavarian Forest. The corticioid fungus w

18-05-2018 22:02

Bernard CLESSE Bernard CLESSE

Bonsoir à toutes et tous,Que pensez-vous de cet a

16-05-2018 15:15

Gernot Friebes

Hi,this fungus was collected by a friend on a dea

18-05-2018 23:03

Bernard CLESSE Bernard CLESSE

Sur feuille pourrie de laîche (cf. Carex acutifor

18-05-2018 12:55

UZUN Yasin UZUN Yasin

Could someone send me if have this literatures Ple

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Hysteriaceae, Psiloglonium (?)
Ethan Crenson, 17-01-2019 20:13
Hello all,

Found in Bronx, New York City last weekend on a branch of hardwood.  This is most likely something in the Hysteriaceae possibly Psiloglonium.  The hysterothecia are relatively large, measuring just over 2mm long.  The centrum contains yellowish pigments.  Spores are mostly hyaline didymospores, constricted at the septa.  But I also see 2 and 3-septate spores as well--plus some with long tails.  The spores measure 20-25 x 7-9µm. I was not able to measure mature asci but the immature asci I saw measured 86-104 x 10µm.

Using Eric Boehm's key I arrived at Psiloglonium for genus and then either P. uspallatense (unlikely as it is native to the southern hemisphere) or P. araucanum, which is cosmopolitan, but unfortunately, doesn't resemble my fungus in any other respects.  Has anyone seen a Hysterioid fungus with yellow pigments in the centrum and spores similar to mine?  Help is always appreciated!

Thanks!

Ethan
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