78 
TENTH REPORT. 
Cortex with only a few large soft flocculent spines. Reported by Long- 
year. Common at Ann Arbor. 
lb. Yar. Lycoperdon umbrinum FI. Dan. (See Lycoperdon 
glabellum Pk.) 
Other names: 
Lycoperdon constellation Fr. (In Massee.) 
Lycoperdon elegans Morg. 
* Lycoperdon delicatum Berk. }> (per Lloyd.) 
Lycoperdon glabellum Pk. 
2. Lycoperdon echinatum Pers. (In sense of Morg., Massee and 
Lloyd.) • 
Other names: 
Lycoperdon constellation Fr. (In Pk. and Trelease.) 
Spines black to dark-brown. Spores are distinctly rough, globose, 6-7 m. 
Rare. Reported from Mich, by Lloyd. 
3. Lycoperdon puleherrimum B. & C. (In sense of Trelease, 
Morgan, Lloyd and Mass.) 
Other name: 
Lycoperdon Frost ii Pk. 
A very beautiful puff-ball, usually found solitary, but quite common 
thouout the state. In age the spines may become brownish. Spores 
6-7 mic, glubose, minutely warted. 
4. Lycoperdon glabellum Pk. (In sense of Massee, Morgan, 
Trelease and Peck.) 
Lycoperdon atropurpureum, var. umbrinum. (In Lloyd.) 
Spores distinctly warted, globose, 5-6 mic. Whatever its relationship it 
seems to be fairly easily recognizable in the field, hence is kept distinct. 
Lloyd does not recognize it as such. Has obovoid shape, as a rule. Prob- 
ably thru out the state. 
%/ 
5. Lycoperdon rimulatum Pk. (In sense of Lloyd, Morg. and 
Trelease.) 
“ Spores rough- warty, 5-7 mic. with pedicels 2 mic. long.” (Trelease.) The 
outer peridium cracks somewhat as in Calvatia coelatum. Fruit-body 
with strong tap-root. Reported from Mich, by Lloyd. 
6. Lycoperdon coloration Pk. (In sense of Trelease and Morgan.) 
Other name: 
Lycoperdon cepaeforme Bull. (In Massee and Lloyd.) 
Lycoperdon polymorphum. (per Lloyd.) 
“Cortex minutely granular, furfuraceous, or of minute fasciculate spines, 
at first smooth.” Spores citron or sulfur-yellow, smooth, globose. Re- 
ported from Mich, by Lloyd; found in the Upper Peninsula by the writer. 
Usually solitary. 
7. Lycoperdon muscorum Morg. (In sense of Morg. and Lloyd.) 
Other names: 
Lycoperdon colle Pers. (In Peck.) 
Spores minutely warted, 4-4.5 mic. in diam. Fruit-bodv with white or 
yellowish cortex. Small, .5-1.8 inches in diam. Reported in Mich, by 
Lloyd. 
8. Lycoperdon pyriforme Schaeff. (In sense of Lloyd.) 
Of world-wide distribution, and very common. It is quite variable, and 
hence certain varieties have been given names. The typical form has 
smooth spores. 4 mic. in diameter, and the cortex is composed of minute 
branny scales or granules. Everywhere in the state. 
