1. Found in Northern Illinois
Showing 17–32 of 100 results
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Boletus variipes
Buff/yellow-brown/brown cap often cracks & fissures with age & hot weather. White pores turn dingy yellow with age. Often bulbous stem is usually netted either white or brown.
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Boletus vermiculosus (“Brown Pored Bolete”)
Dark brown or red-brown pores pale w/age & bruise a blackish blue. “Vermiculosoides with a darker cap and pores with bruising that does not fade.” Faint chlorine smell.
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Bothia castanella
Overall color varies through yellow, brown, pink, and chestnut. Stem is often netted, esp. at the top. Chestnut-brown cap can have red or yellow notes. Broad, angular pores bruise tawny brown.
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Caloboletus inedulis
Bitter, whitish-yellow cap flesh stains blue. Yellow pores darken w/age & stain blue. Netted stem is yellow on top, red going down, w/dark-staining base.
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Chalciporus piperatoides
Slow, acrid flavor. Pinkish to yellowish buff-brown flesh, usually blues esp. by the tubes. Yellow pores age to cinnamon & stain blackish blue. Bright yellow mycelium.
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Chalciporus piperatus (“Peppery Bolete”)
Harsh, acrid peppery flavor. Bright yellow mycelium. Yellow cap flesh ages to dingy purple. Pores may stain brown (blue/black bruising = piperatoides).
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Chalciporus rubinellus
Bright yellow flesh DNS. Reddish cap yellows & cracks w/age, never more than 2″ across. Rose-red or -pink pores.
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Exsudoporus frostii (“Candy Apple Bolete”)
Candy-apple red (sometimes duller) cap, pores, and stem. Viscid cap. Pores & flesh bruise blue. Stem has coarse, raised netting. Sour taste. Likes oak.
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Gyroporus borealis and smithii, f/k/a castaneus (“Chestnut Bolete”)
Stem stuffed with “cotton” & hollow when old. Flesh is hard and brittle. Brown cap edges often split & flare w/age.
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Gyroporus purpurinus (“Red Gyroporus”)
Brittle cap flesh DNS. Deep burgundy red cap may crack w/age & fades from margin in. Stem hollows w/age. Whitish pores yellow w/age & DNS.
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Harrya chromapes (“Chrome Footed Bolete”)
White/pink stem has a bright yellow foot, w/ pink-rose dots or scabers. Rose/pink cap fades tannish w/age & can be slightly viscid.
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Hemileccinum hortonii (“Corrugated Bolete”)
Heavily corrugated red/brown/tan cap. Nice, dense texture. Yellow pores may blue slowly & erratically, & darken w/age.
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Hemileccinum rubropunctum (“Ashtray Bolete”)
Smallish (<3″) liver- to red-brown cap is usually furrowed or wrinkled. Usually has an unpleasant “ash tray” smell, but not always. Buff-yellow stem w/oft-raised reddish dots/spots.
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Hemileccinum subglabripes
Think hortonii with a smooth or barely-wrinkled red-brown cap. Cap flesh may taste slightly acidic, & may blue, but rarely.

