5. Found in Ontario
From a list supplied by Tony Alwright, with Walt Sturgeon
Showing 1–16 of 95 results
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Aureoboletus russellii (“Russell’s Bolete”)
Long, deeply textured, pink-tan to red-brown stem is quite viscid, esp. by the base. Variable-colored cap often fissured or in scale-like patches.
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Austroboletus gracilis (“Graceful Bolete”)
Pink or whitish cap flesh DNS. Tubes are very deep & very depressed at the stem. Long, oft-curved, oft-ridged, pale-cap-colored to brownish stem.
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Austroboletus gracilis var. flavipes
Small (<3″), viscid when wet & shiny when dry, yellowish-brown, oft-cracked cap. White stem flesh DNS but has yellow discoloration by the base.
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Baorangia bicolor (“Bicolor Bolete”)
Red cap fades w/age. Shallow, bright yellow pores may bruise blue, esp. when mature. Red-and-yellow stem. Red bug holes in yellow stem flesh.
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Boletellus chrysenteroides
Reddish brown/black, scabered stem, often w/yellow high up, stains blue from handling & then slowly reddens. Grows on or around dead wood. Yellowish pores bruise blue.
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Boletinellus merulioides (“Ash Tree Bolete”)
Yellow pores have distinct veins across the surface, & often stain slowly blue.
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Boletus atkinsonii (“Atkinson’s Bolete”)
Grayish- to yellow-brown cap may crack w/age esp. by the edge. Buff stem w/fine brownish netting. Likes oak & beech.
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Boletus edulis (“King Bolete”)
Buff stem w/white netting. Babies have stuffed pores. Cap colors vary hugely. White pores age to yellow, & darken w/old age. Likes conifers. Specific tree associates vary with region.
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Boletus flammans (“Flame Bolete”)
Red to brown-red cap stains blue. Red to orange-red pores stain blue. Yellow cap flesh stains blue. Red oft-netted stem may have yellow base.
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Boletus huronensis (“False King Bolete”)
Exceptionally dense. Found in hemlock. Pale yellow pores slowly bruise green-blue, resolving toward brown. Often has a “tide mark” on the stem. Netting is rare. Often tastes sweet.
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Boletus miniatopallescens
Species Concept In Flux. Avoid using this name for now.
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Boletus nobilis
Pale stem w/ ever-browner streaks going down, may be “delicately netted”. Cap often pitted or wrinkled. White pores age toward brownish yellow. Likes oak & beech.
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Boletus rufocinnamomeus
Dull brick-reddish cap ages toward cinnamon. Yellow cap flesh blues instantly & may taste acidic. Maroon baby pores age to orange-red & bruise blue.
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Boletus speciosus
Red cap browns in old age & stains blue. Yellow pores & pale yellow cap flesh blue instantly. Well-netted stem yellow above & red by base. Uncommon to rare.

