EXPLANATION OF PLATE IX 

 Basidiomycetes 



Fig. I. Simbhwi rubescens (Phallales). Expanded form showing 

 the cup-hke peridium at the base, and the latticed receptacle at the summit. 

 One-half natural size. (Redrawn from Gerard.) 



Fig. 2. Phallogaster saccaUis (Phallales) . just before the rupture of 

 the peridium. FiG. 3. The same ruptured, exposing the gleba (the dark 

 shaded portions) within the peridium. Both somewhat enlarged. Fig. 4. 

 A cluster of basidia, some of them bearing spores. X 800. (All re- 

 drawn from Thaxter. ) 



Figs. 5, 6, 7. Cat as to ma circumscissum (Lycoper dales). Natural 

 size. Fig. 5 shows the outer peridium rupturing at the equator ; Fig. 6 

 shows the upper part removed with the inner peridium which opens at 

 a point originally at the bottom of the latter with a single crater ; Fig. 7 

 shows the cup left in the ground after the part shown in Fig. 6 became 

 free. ( Redrawn from Morgan. ) 



(236) 



