Observation 67155: Cortinarius thiersii Ammirati & A.H. Smith
When: 2011-05-06

Notes: These were fairly small with caps up to 3.8 cm across.
Most had a thin ring of cortina remnants on the upper stem.
The spores were ~ 7.4-10.0 X 4.3-6.1 microns and very slightly rough.
They were growing on the side of a bank under a conifer mix of mostly cedar and pine.
Edit 12-28-2013;
The larger spores, general colors and habitat seem to indicate C. thiersii.
Literature value of spores size; 7.7-10(12) X 4.7-5.8(6.2). Mycotaxon 5, page 390.

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Comments

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In the croceus group, one of several…
By: Dimitar Bojantchev (dimitar)
2011-05-10 01:09:30 CDT (-0400)

Can’t propose a better name… That’s all we know about it. This is “the Dermocybe” of Sierra Spring. It is in the C. croceus group, but definitely different than the European C. croceus s.s. Our species forms a complex with other members from the broader PNW.

D.

Created: 2011-05-10 00:23:02 CDT (-0400)
Last modified: 2013-12-28 22:34:10 CST (-0500)
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