Observation 23250: Tetrapyrgos nigripes (Schwein.) E. Horak

When: 2009-07-16

Collection location: Babler State Park, Wildwood, Missouri, USA [Click for map]

Who: Patrick Harvey (pg_harvey)

No specimen available


[admin – Sat Aug 14 01:58:07 +0000 2010]: Changed location name from ‘Babler State Park, Wildwood, Missouri’ to ‘Babler State Park, Wildwood, Missouri, USA

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Proposed Names

37% (3)
Recognized by sight
61% (2)
Recognized by sight

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
By: Gerhard Koller (Gerhard)
2009-07-20 19:32:02 CDT (-0500)

e.g. Lyophyllum transforme, Lyophyllum deliberatum do have such shaped spores, they belong to the bluing and blackening ones when bruised …

By: Douglas Smith (douglas)
2009-07-20 09:54:28 CDT (-0500)

Lyophyllum? There are Lyophyllum with some sort of interesting feature at all? That kinda suggests to me, they aren’t really Lyophyllum.

Some Lyophyllum, Inocybe and Entoloma spores look the same!
By: Gerhard Koller (Gerhard)
2009-07-20 08:26:17 CDT (-0500)
Doug is right, here’s a photo of the spores
By: Jason Hollinger (jason)
2009-07-20 03:42:42 CDT (-0500)

By: Paul Derbyshire (Twizzler)
2009-07-20 02:39:11 CDT (-0500)

Tetrahedral spores?

New genus
By: Douglas Smith (douglas)
2009-07-20 02:21:44 CDT (-0500)

The new genus was created because the strange spore space for these. The spores are small 4-pointed, 4-sides triangular pyramids. I think someone posted a photo of the spores in another obs.

So the former Marasmiellus nigripes is now Tetrapyrgos – why and what concept is
By: Gerhard Koller (Gerhard)
2009-07-18 19:10:10 CDT (-0500)

behind this new genus of mushrooms?

Created: 2009-07-16 21:56:07 CDT (-0500)
Last modified: 2010-08-26 19:48:53 CDT (-0500)
Viewed: 287 times, last viewed: 2018-09-06 19:38:38 CDT (-0500)
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