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A user-friendly point-and-click key to the
 M
ushrooms of North America
(Copyrightę1998-2003 Edward J. Polasek)

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Key 5.4

Boletes

 

Is the fruiting body flesh and/or tubes staining blue?

Yes

Does it not stain blue; may stain brown, red, or dingy yellow?

Yes

 

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Are the tubes contorted; mouth closed; grows in the West? 

Yes

Are the tubes vertical; mouths open?....................

Yes

 

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You have a Gastroboletus turbinatus

 

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Are the tube mouths red to orange-red?

Yes

The tubes mouths are not red?.......  ...................

Yes

 

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You have a B. eastwoodie, satanus, or frostii

 

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Is the stalk reticulate, yellow, sometimes flushed red?

Yes

Is the stalk smooth? .............   ................................

Yes

 

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You have a B. calops
Var. frustosus

 

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Is the cap brown with cracks showing pink flesh?

Yes

Are the caps variously colored without cracks?

Yes

 

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You have a B. chrysenteron

 

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Are the tube mouths bright yellow? ....................   .................   .............   .......................

Yes

Are the tube mouths white to greenish-yellow or gray; slowly bruising light blue to blue-green?

Yes

 

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You have a B. bicolor

 

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Are the tube mouths white to gray; cap gray to buff?

Yes

Are the tube mouths light greenish-yellow?

Yes

 

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You have a B. palladis

 

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Is the cap red-brown, viscid; grows in the East?

Yes

Is the cap red-brown, dry; grows in the West?

Yes

 

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You have a B. badius

 

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You have a B. zelleri

 

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Is the stalk reticulate 1/3 its length of more?

Yes

Is the stalk with coarse hairs to smooth, but not reticulate?

Yes

 

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Is the stalk thin, nearly equal with deep shaggy to ornamental reticulation?

Yes

Is the stalk bulbous with shallow white reticulation? ...........   ..........  .................

Yes

 

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You have a B. russelli

 

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You have a B. edulis

 

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Is the growing on a puffball? .........  ......................

Yes

Is it growing other than on a puffball?

Yes

 

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You have a B. parasiticus

 

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Are the tube mouths red-brown; taste peppery?

Yes

Are the tube mouths another color? .......................

Yes

 

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You have a B. peperatus

 

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Are the cap and stalk striking pink; chrome-yellow at base?

Yes

Is the cap brown, reddish-brown, or brown with white spots?

Yes

 

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You have a B. chromapes

 

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Is the stalk red-brown and wooly; grows in the West?

Yes

Is the cap brown and hairless; grows on the ground?

Yes

 

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You have a B. mirabilis

 

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You have a B. affinis

 

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Copyrightę1998-2003 Edward J. Polasek
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