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05-03-2026 10:07

Hulda Caroline Holte

Hello, I found and collected this species growing

19-02-2026 17:49

Salvador Emilio Jose

Hola buenas tardes!! Necesito ayuda para la ident

28-02-2026 11:05

Yanick BOULANGER

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

03-03-2026 20:34

Miguel Ãngel Ribes Miguel Ángel Ribes

Good eveningThese small, amphora-shaped perithecia

28-02-2026 11:54

Alain GARDIENNET Alain GARDIENNET

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

02-03-2026 22:07

Jorge Hernanz

Buenas noches!Entre musgos, bajo Pinus halepensis

01-03-2026 18:02

Francois Guay Francois Guay

I found this mystery Helotiales on an incubated le

28-02-2026 14:43

Alain GARDIENNET Alain GARDIENNET

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

01-03-2026 18:46

Robin Isaksson Robin Isaksson

Hi! This species i se from time to time in the

26-02-2026 22:06

Malcolm  Greaves Malcolm Greaves

Can someone explain the features that split Geoscy

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Cistella on pteridium
Marja Pennanen, 18-09-2015 17:07
Hi,

these nearly 1mm wide cups grow on Pteridium aquilinum old stems.
The spores are 10-14x2-3 and have some big droplets and some smaller, too.
The asci are about 45-60x5-6.
Paraphyses are about 2-3 wide and may have septum and droplets. Their upper part can look nearly glaasy.
The hairs are about 15-30x 3-5, spiny at the upper part.

Cistella artica is close. Can they be this big?

Marja
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Hans-Otto Baral, 18-09-2015 17:53
Hans-Otto Baral
Re : Cistella on pteridium
VBs in paraphyses ar unusual in Cistella, but not impossible.

Asci are 8-spored?
Marja Pennanen, 18-09-2015 18:11
Re : Cistella on pteridium
Hi Zotto,

I tried to count them inside the asci, but am not sure. I thought that I saw at least 5 (meaning 8) in one of them, but can't be sure, maybe only 4. You know the poor condition of my equipment and my eyes are as old as I am ;)

There are some in the fridge. maybe I'll make an extra preparate.

Marja
Marja Pennanen, 18-09-2015 18:43
Re : Cistella on pteridium
Dear Zotto,

This is naturally 8 spored. I was confused with the Hyalopeziza where I had difficulties while counting the spores.
There may be at least 2-3 septas in paraphyses.
These grow guide sparse at the stems.

Marja
Hans-Otto Baral, 18-09-2015 20:42
Hans-Otto Baral
Re : Cistella on pteridium
Psilachnum pteridigenum seems to be similar but is said to have smooth hairs.

I was thinking of Phialina anomala, but again this has no warted hairs.
Marja Pennanen, 19-09-2015 11:55
Re : Cistella on pteridium
Hi,

I forgot to tell, that I found a couple of fruitbodies on Rubus idaeus stems , too.
They grow only 100 meters away from the place, where I found these.

Many species are shared with ferns and herbs for instance Lachnum virgineum and Cyathicula cyathoidea. I have found some Hymenoscyphuslike growing on Pteridium, too.

Marja