Observation 179547: Boletellus pseudochrysenteroides A.H. Sm. & Thiers

When: 2014-09-18

Collection location: Buncombe Co., North Carolina, USA [Click for map]


Who: Mike Hopping (AvlMike)

No specimen available

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
82% (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.

Please login to propose your own names and vote on existing names.

Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
No one has commented yet.

Created: 2014-09-19 08:08:13 CDT (-0500)
Last modified: 2014-10-26 19:19:36 CDT (-0500)
Viewed: 53 times, last viewed: 2018-03-11 22:33:42 CDT (-0500)
Show Log