Guide to the Mushrooms 181 



Spores and threads. — Greenish-yellow, then 

 brown ; spores globose intermingled with the branch 

 like threads. 



Odor.— Mild. 



Taste. — Mild while puff-ball is white; when 

 tinged even slightly with yellow, very bitter. 



Habitat. — On ground in woods in central Unit- 

 ed States ; September and October ; growing sing- 

 ly, not common. 



Edible. 



CALVATIA Saccata (Fr.) from saccus a bag, 

 "Long-stemmed puff-ball." 



Plant. — 2 to 4 inches high 1 to 2 inches broad, 

 globose, supported on a long stem-like base, scaly, 

 often folded in plaits beneath; white becoming 

 brownish at maturity. 



Stem. — Narrowed downward, rather thick, col- 

 ored like top. 



Spores. — Rough, dingy brown. 



O^or.— Mild. 

 Taste. — Mild. 



Habitat. — Woods swamps quite frequent July 

 to November. 

 Edible. 



LYCOPERDON pyriforme (Schaeff.) Tear- 

 shaped." 



Plant. — 1-2 to 1 1-2 inches across,, up to 1 1-2 



