

Plate A. 



In Plate A is presented a sketch of the common field mushroom, 

 Agaricus campester. Fig. 1 represents the mature plant ; Fig. 2, a sec- 

 tional view of the same ; Fig. 3, the basidia, club-shajDed cells from the 

 summit of which proceed the slender tubes called sterigmata, which sup- 

 port the spores — highly magnified ; Fig. 4, the sterigmata ; Fig. 5, the 

 mycelium, highly magnified, supporting immature mushrooms ; Fig. 6, 

 the spores as shed from an inverted mushroom cap ; Fig. 7, spores mag- 

 nified. 



Plate B. 



In Plate B is rej)resented a leading type of each of the six orders of the 

 family Hymenomycetes : 



Fig. 1. Cap with radiating gills beneath. Agaricini. 



Fig. 2. Cap with spines or teeth beneath. Hydnei. 



Fig. 3. Cap with pores or tubes beneath. Polyporei. 



Fig. 4. Cap with the under or spore-bearing surface even. Thelephorei. 



Fig. 5. Whole plant, club-shaped, or bush-like and branched. Clavarei. 



Fig. 6. Whole plant irregularly expanded, substance gelatinous. Tre- 

 mellini. 



CopyriKbt, 1897, by 

 TuojiAs Taylor, M. D., 

 and 

 A, R, Tatlor. 



