(47) STUDIES AND ILLUSTRATIONS OF MUSHROOMS : II. 507 



of the pileus torn into quite a large number of coarse scales, and 

 these are often more prominent over the upper portion. Fine 

 lines or striations mark also the surface of all the forms, 

 especially toward the margin where the scales are not so promi- 



95. Coprinus atramentar inspection plant. (Natural size.} 



nent. The marginal half of the pileus is also frequently furrowed 

 more or less irregularly, and this forms a crenate or uneven edge. 

 The annulus or ring on the stem of the ink-cap is very 

 different from that of the shaggy-mane. It forms an irregularly 

 zigzag elevated line of threads which extend around the stem 

 near the base. It is well shown in figure 94 as a border line 



