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BULLETIN OF THE NATURAL HISTORY SOCIETY. 
P. versicolor, Fr. On dead wood. Exceedingly common. 
P. fdmosus, Fr. On old stumps. Common. 
P. perennis, Fr. On the ground and stumps. Common. 
P. lucidus, Fr. On and about stumps. Summer. 
Polystictus abietinus, Fr. On fir. Common. 
HYDNACEjE. 
Hydnum imbricatum, Linn. In pine and mixed woods. 
H. rufescens, Pers. “The Hedgehog Mushroom.” Edible. 
H. compactum, Pers. In fir woods and on heaths. Rare. 
CL A VA RIA CEjE. 
Clavaria amethystina, Bull. A handsome species. Violet color. Open 
woods and grassy places. 
C. fastigiata, Linn. In grassy places. 
C. coralloides, Linn. In shady woods. 
C. cristata, Pers. Common in woods. 
C. aurea, Schaeff. “Occurs after heavy rains.” — Mcllvaine. 
C. Formosa, Pers. Growing in large tufts. 
T REM ELL A CE^E. 
Tremella mesenterica, Retz. Bright orange. An apparent exudation from 
sticks, branches, etc. 
GASTROMYCETES. 
Lycoperdon pyriforme, Schaeff. Pear-shaped puff-ball. In dense clusters. 
Common. 
L. GEMMATUM, Batsch. Gemmed puff-ball. Growing on ground and rotten 
trunks in woods. 
Scleroderma vulgare, Fr. Common. Under trees. 
HELVELLACEjE. 
Mitrula vitellina, Sacc. Small. Very bright yellow. Gregarious. 
Delicate flavor. 
