WHITE-SPORED AGARICS. 



65 



hollow and stuffed with loose cottony threads, as shown in Fig. 67. 

 The veil is formed by the ripping up of the outer layer of the stem 

 as the latter elongates and as the pileus expands. When it is freed 

 from the margin of the cap it collapses and hangs downward as a 

 broad collar (Fig. 64). The annulus is inferior, its position on the 

 stem being due to the peculiar way in which it is formed. 



Figure 66. Amanita velatipes. Three plants natural size, the left-hand one 

 sectioned, showing stuffed center of stem. Others show how veil is ripped up 

 from the stem. For other details see text. Copyright. 



Some of the stages of development are illustrated in Figs. 64-67. 

 The buttons are queer looking objects, the bulb being the most 

 prominent part. It tapers abruptly below, and on the upper side is 

 the small rounded young cap seated in the center. The volva is 

 present as a rough floccose layer, covering the upper part of the bulb 



