Identifying Your Bolete
3.8
ALUTACEUS BOLETE
Suillus subalutaceus
Frequency
Infrequent
Habitat Area
Under mixed stands of pines.
Cap
Glutinous, viscous, pale to dark brown.
Scaly pileus from the center.
Margin
Margin often appendiculatewith velar remnants.
Tubes
Short, depressed near the stalk at maturity.
Pores and Pore Surface
Pore surface pale yellow at first,soon darkening pale brownish, staining vinaceous brown when bruised. Pores circular or angular, 1.5-2 per mm.
Stalk
Nearly equal, whitish to yellow, yellow to apex outside and inside, sometimes hollow with age.
Stalk Feature
Stalk dull white to yellow, with cinnamon glandular dots, partial veil leaving a gelatinous band-like annulus.
Flesh
White in the cap, yellowish above the tubes and in the stipe, slowly staining brownish when cut.
Basal Mycelium
White.
Chemical reactions
KOH, NaOH and phenol: towards dark gray on flesh and cap.
KOH and NaOH: brownish on the stipe and the tubes.
FeSO4: towards gray on the flesh, little effect on the cap, stipe and tubes.
NH4OH: strong and rapid reaction towards the pink that invades the entire cap; roasting on the foot and tubes; the tubes subsequently turn brown.
Formalin: no reaction.
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Edible for some, but not recommanded for others.
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