A user-friendly point-and-click key to the
 M
ushrooms of North America
(Copyright©1998-2003 Edward J. Polasek)

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Key 7

False Puffballs

Does the gleba cross-section consist only of small chambers (use hand lens); stalk absent?

Yes

Is the gleba in section with branched, sterile, buff flesh; fruiting body with an obvious stalk?

Yes

 

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You have a Rhizopogon rubescens

 

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Is the fruiting body pear-shaped, greenish-yellow, dry; gleba in section with branches, buff sterile flesh?

Yes

Is the fruiting body with an obvious stalk? ...................................   ..............................  .....................  ...................

Yes

 

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You have a Truncocolumella citrina

 

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Is the fruiting body 6" - 12" long with a narrow cylindrical cap 2" - 4"; grows in the desert?

Yes

Is the fruiting body egg-shaped; stalk barely protruding or 0.2" - 1" long?

Yes

 

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You have a Podaxis pistillaris

 

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Does it grow on conifer wood near snow banks; cap yellow-brown, viscid?

Yes

Does it grow on earth, especially in nurseries and flower beds, cap dingy white, hairy in age?

Yes

 

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You have a Nivatogastrium nubigenum

 

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You have a Endoptychum agaricoides

 

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