l 4 
Colorado Experiment Station 
writer. While this fungus occurs not infrequently in the humid 
sections of the United States, it has been rarely found in Colorado. 
It should be sought for in grasslands, especially of our mountain 
parks. A single well developed specimen is capable of furnishing 
a fungus omelette for a whole neighborhood. 
The surface of this puffball, when young, resembles white kid 
leather, while its resemblance to a large rounded mass of freshly 
raised bread dough is quite striking. A specimen much too large 
to be used by a family at one meal has sometimes been utilized dur¬ 
ing several days, or so long as no discoloration appeared, by slic¬ 
ing it off as desired for cooking. 
The spore mass of the giant puffball is olive brown in color 
and is discharged as in tlie preceding species. 
The Gemmed Puffball (Lycoperdon gemmatum). 
The name of this little puffball was suggested by the fact that 
its surface is thickly studded with little pointed warts which fall 
away at maturity and leave the surface of the peridium marked 
with slight indentations. While the size is small, one or two inches 
No. 11. A cluster of the gemmed puffball. This little puffball often 
occurs in large numbers on mossy ground in woodlands. 
high, it makes up for this to some extent by its numbers. It grows 
usually in clusters of three or four to several dozen in number, and 
occurs in woodlands usually about decayed wood lying on the 
ground. 
The shape of this puffball is more elongated than that of the 
preceding species and instead of breaking irregularly, to discharge 
