Observation 179547: Boletellus pseudochrysenteroides A.H. Sm. & Thiers
When: 2014-09-18
( 914m)
No herbarium specimen

Notes: Growing on rotting hardwood stump, uncertain species; immediately adjacent were Acer rubrum, Nyssa sylvatica, and Prunus serotina.

Cap diameter 50 mm. Cap is dry and glabrous, not staining when bruised.

Pores pale yellow, large, 1 mm +/-, angular and almost boletinoid near stipe, depressed at stipe, staining blue-green.

Stipe apex yellowish brown, shading to brown below. Length 80 mm, 5 mm diameter, even from apex to butt, covered with slightly raised darker brown bumps, not bruising.

Context in cap is white, bruising blue. Stipe context brown, not bruising.

Proposed Names

54% (1)
Used references: North American Boletes
Based on chemical features: cap: NH4OH=red, KOH=red, FeSO4=green
context: NH4OH=pink, KOH=pink, FeSO4=pink
pores: NH4OH=red, KOH=red, FeSO4=green
81% (1)
Eye3 Eyes3
Based on microscopic features: Alan Bessette reports that the spores are longitudinally striate and suggests this revised name. The rotten wood substrate of this and a subsequent specimen found on a partially decorticated white oak are at variance with the original description by Smith and Thiers.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2014-09-19 09:08:13 CDT (-0400)
Last modified: 2014-10-26 20:19:36 CDT (-0400)
Viewed: 43 times, last viewed: 2016-10-26 09:44:40 CDT (-0400)
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