Observation 110041: Boletus speciosus Frost

When: 2012-09-16

Collection location: Leonard Springs, Bloomington, Indiana, USA [Click for map]

Who: Stephen Russell (Mycota)

Specimen available

At first thought it was sensibilis, but it does not have a distinctive odor.

Reticulation near the apex.

Pore surface, context, and flesh stain blue.

Cap surface:

NH4 – greenish yellow
KOH – light purple
Fe – slight gray

On context:

KOH – turns the bluing bright yellow to orange-yellow
NH4 – Yellow

Proposed Names

28% (1)
Recognized by sight
6% (2)
Recognized by sight
-28% (1)
Based on chemical features: But didnt get the NH4 rxn sources suggest.
57% (1)
Eye3 Eyes3
Recognized by sight

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2012-09-16 18:34:53 PDT (-0700)
Last modified: 2013-01-14 21:39:53 PST (-0800)
Viewed: 78 times, last viewed: 2018-02-07 05:13:08 PST (-0800)
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