When: 2010-12-07

Collection location: Bon Tempe Reservoir, Marin Co., California, USA [Click for map]

Who: Ron Pastorino (Ronpast)

Specimen available
Collection number: Ron Pastorino RLP12-7-10A

These were pretty good size, caps up to 13.5 cm across, that were growing near live oak.

The caps were viscid and rather brittle and fragile. The spores were fairly small, ~ 7.3-8.1 X 4.1-5.1 microns and moderately rough. KOH on the cap was reddish KOH on the cap and stipe flesh was orangy KOH on the stipe was a light red.


Proposed Names

78% (1)
Recognized by sight: One of the 4 genotypes of C. glaucopus that I know so far in California.
Based on microscopic features: Typical spore size and SHAPE for the Corts in the group around C. glaucopus.

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= Observer’s choice
= Current consensus


Add Comment
One of the 4 C. glaucopus genotypes that I know in California
By: Dimitar Bojantchev (dimitar)
2010-12-09 01:11:48 CST (+0800)


the specimens are old, but the spores are very true to the size and shape of the C. glaucopus group in California. They can be very variable in colors – some are very, very blue all around, like members of Caerulescentes.

Here are pictures of some typical members of this group from California.

C. glaucopus s.l. in California