Identifying Your Bolete
4.9
CHICKEN-FAT SUILLUS
Suillus americanus
Frequency
Frequent
Habitat Area
In mixed woods, mainly under White Pine.
Cap
Viscous, glutinous, ochre-yellow, witch cinnamon to reddish patches, mainly on the margin.
Margin
Appendiculate with velar remnants.
Tubes
Short, adnate.
Pores and Pore Surface
Pores surface yellow when young, slightly browner in age, staining brownish when bruised; pores large, angular, very irrégular, 1 to 2 mm wide.
Stalk
Nearly equal, often curved, sometimes swollen at the base, which can become hollow with age.
Stalk Feature
Stipe adorned with glandules and reddish spots over its entire length, on a yellowish background, especially towards the apex. Stipe rarely adorned with a ring or an annular zone.
Flesh
The yellow context browning in places when cut.
Basal Mycelium
White.
Chemical reactions
Flesh: black with KOH and NAOH; bluish gray with NH4OH; brownish with phenol; no change with FeSO4 and formalin.
Cap: black with KOH and NaOH; brownish with NH4OH; brown, discolored in the center, with phenol; weak reaction with FeSO4 and no change with formalin.
Tubes: black with KOH and NaOH; reddish brown with NH4OH; brown, discolored in the center, with phenol; no change with FeSO4 and formalin.
With NH4OH, the flesh goes from pink at the very beginning to bluish gray after 30 minutes.
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