Observation 81352: Boletus edulis var. grandedulis Arora & Simonini

When: 2011-10-31

Collection location: Florence, Lane Co., Oregon, USA [Click for map]

Who: Noah Siegel (Noah)

No specimen available

Growing under Sitka Spruce.

These don’t really fall into the concept of B. edulis var. grandedulis; pores don’t become reddish in age. Cap is more brown, rarely reddish colored.

Proposed Names

30% (2)
Recognized by sight
85% (1)
Recognized by sight: Pores staining blue where damaged and reddening in age

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
you are right Christian…
By: Debbie Viess (amanitarita)
2011-11-03 13:05:18 CDT (-0500)

and right next to those browning-reddening pores, too…must be latently reddening AND bluing.

Look at the slug-hole on the left side of the left fruitbody.
By: Christian (Christian Schwarz)
2011-11-03 12:55:25 CDT (-0500)


cap color variable…
By: Debbie Viess (amanitarita)
2011-11-03 11:12:32 CDT (-0500)

but I do see red-brown staining on the pores near the stipe.
no blue, though.

That does confirm what has been my impression
By: Ron Pastorino (Ronpast)
2011-11-03 10:55:10 CDT (-0500)

about Boletus edulis growing under Sitka spruce in that general area.
Also noticed that Arora and Simonini did not include Picea sitchensis in their Habitat section of the Boletus edulis var. grandedulis description.

Looks like
By: Ron Lawrence (Rondango)
2011-11-03 09:08:05 CDT (-0500)

Looks like a “queen”. Were there any oaks around?

Created: 2011-11-02 19:50:09 CDT (-0500)
Last modified: 2017-01-30 14:13:22 CST (-0600)
Viewed: 157 times, last viewed: 2017-06-10 02:24:16 CDT (-0500)
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