yo AGARIClNi. 



N. semiorbicularis. 



Pileus, fleshy, hemispherical, then expanded, even, smooth, 

 viscid. 



Gills, adnate, broad, crowded, pallid then ferruginous. 



Stem, slender, tough, straight, pallid, ferruginous, shining, 

 with a separable pith. 



This is one of our most common toadstools in the Lehigh Valley, 

 growing in their season in almost any location, grass lawns, roadsides, 

 edges of woods, but very seldom in dense woods. 



N. pediades. Fr. 



Pileus, one to two inches broad, yellow or pale yellowish 

 ochraceous then becoming pale, obtuse, even, dry, smooth, at 

 length rimoso-rivulose, but always without striae ; flesh white. 



Stem, two to three inches long, one to two lines thick, 

 stuffed wdth a pith, somewhat flexuous, tough, equal, but with 

 a small bulb at the base, slightly silky becoming even yellowish. 



Gills, adnexed, two lines broad, at first crowded, at length 

 somewhat distant, somewhat fuscous then dingy cinnamon. 



Spores, fuscous ferruginous. The small bulb at the base 

 is formed by the m3'celium being rolled together. Stature 

 variable. — Stevenson' s British Fu7igi. 



From its growing in fields, especially in grain fields. It grows in con- 

 junction with the semiorbicularis. 



Common in our fields during June and July. 



Genus XXI. GAI^ERA. 



Spores ochraceo- ferruginous, veil often wanting. Pileus 

 more or less campanulate, margin straight, at first depressed to 

 the stem, stem cartilaginous, confluent wdth and heterogeneous 

 from the hymenophore. 



