Cap Flesh Stains Blue
Showing 33–48 of 128 results
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Boletus subdepauperatus
Oft-cracked, dingy olive-brown cap ages to yellow-brown. Yellow pores age dingy & bruise blue. Pale buff cap flesh stains blue. Yellow-brown stem w/brown spots.
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Boletus subfraternus (probably Hortiboletus)
Small (<2″) red cap ages to brownish red, then fades to orange-buff. Cap does not crack like H. rubellus. Pores start yellow, age to red/brown, & stain greenish blue.
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Boletus subgraveolens
Strong odor, esp. when dried. Yellow or orange-yellow stem flesh is pinkish high, with deep red spot inside the base. Yellow-brown pores stain blue, fading to brown.
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Boletus vermiculosoides (“Brown Pored Bolete”)
Dark brown or red-brown pores pale w/age & bruise a blackish blue that slowly fades to brownish orange. Pungent odor. Often buggy. Likes oak.
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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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Buchwaldoboletus hemichrysus
Yellow cap usually has a yellow powder on top. Yellow baby pores quickly age red-brown. Yellow-with-red stem ridged by the pores.
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Buchwaldoboletus lignicola (“Wood Bolete”)
Grows on wood (usually pine), not ground. Loose cap skin may even move, & may crack w/age. Yellow pores age to brownish & bruise greenish blue.
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Buchwaldoboletus sphaerocephalus
Grows on sawdust, stumps, or surrounding areas. Yellow pores age toward brown, & stain blue before resolving brown.
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Butyriboletus abieticola
Short, squat, high altitude mushroom from the west. Lots of yellow netting on yellow stem w/reddish base. Red-pink-tan on yellow cap.
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Butyriboletus autumniregius (“Red-Capped Butter Bolete”)
Oft-pitted/wrinkled cap is usually bright rose- pink to -red. Yellow, oft-bulbous, finely netted stem stains blue. Grows w/mid-elevation mixed woods (not oak) in autumn.
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Butyriboletus billieae (“Billie’s Bolete”)
Chocolate- to purplish-brown cap. Red stem (especially low) with yellow reticulation. Pale yellow flesh stains slowly blue. Uncommon to rare.
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Butyriboletus brunneus
Brown (reddish, yellow, or olive) cap. Yellow pores & pale yellow flesh blue quickly. Well-netted stem yellow above & pink to purple by base. Early season and late season.
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Butyriboletus persolidus (“Butter Bolete”)
Short, butter-yellow, oft-bulbous stem may have red-brown stains, esp. lower down. Yellow pores darken w/age & stain blue. Firm texture.
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Butyriboletus primiregius (“Red-Capped Butter Bolete”)
Oft-pitted/wrinkled cap is usually bright rose- pink to -red. Yellow, oft-bulbous, finely netted stem stains blue. Grows w/mountain conifers in spring.
