Identifying Your Bolete
2.3
CHESNUT BOLETE
Gyroporus castaneus
Frequency
Infrequent
Habitat Area
Under hardwood deciduous trees, more rarely under conifers.
Cap
In various shades of brown.
Margin
Even, not appendiculate.
Tubes
Free.
Pores and Pore Surface
Pore surface whitish or yellowish, immutable. Pores circular to angular, 1-3 per mm.
Stalk
Lacunose at first, hollow at maturity.
Stalk Feature
Stalk concolorous with the cap.
Flesh
White or whitish, immutable.
Chemical reactions
FLESH: no reaction except towards mauve with phenol.
CAP-STIPE: discoloration of the cap and stipe with KOH, NaOH and NH4OH, towards gray with FeSO4, towards mauve on the cap with phenol and no reaction with formalin.
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