Part 1, 1914] AGARICACKAE) 57 



Agaricus subantiquatus Batsch, Klench, Fung. 2: 59. 1789. 



Agaricus cristatus Fries, Syst. Myc. 1: 22. 1821. 



Lepiota cristata Quel. Champ. Jura Vosg. 34. 1872. 



Lepiota angustana Britz. Ber. Nat. Ver. Augsb. 27: 185. 1883. 



Agaricus miamensis Morgan, Jour. Cine. Soc. Nat. Hist. 6: 63. 1883. 



Lepiota castaneidisca Murrill, Mycologia 4: 232. 1912. 



Pileus fleshy, subovoid to convex and expanded, 1.5-4 cm. broad; surface radiate- 

 fibrillose, white beneath the rufous cuticle, which is soon drawn apart into small concentric 

 scales; context thin, white, subrufescent, odor and taste often unpleasant; lamellae rather 

 broad, close, obtuse behind, free, white; spores variable, pointed at one end and obtuse or 

 truncate at the other, 5-8X3-4 ju; stipe slender, tapering slightly upward, fistulose, rufescent 

 beneath the white-fibrillose cuticle, 3-5 cm. long, 2-5 mm. thick; annulus membranous, 

 lacerate, subpersistent. 



Type locality: Germany. 

 Habitat: Gardens, fields, and woods. 



Distribution : Throughout temperate North America ; also in Burope. 



Illustrations: Cooke, Brit. Fungi pi. 29 {31); Atk. v Stud. Am. Fungi /. 83; Gill. Champ. Fr. 

 pi. 417; Hussey, 111. Brit. Myc. 1: pi. 48; Jour. Cine. Soc. Nat. Hist. 6: pi. 3. 



Kxsiccati: Karst, Finl. Fungi 701; Sydow, Myc. Mar. 2603; Herpell, Prap. Hutpilze 58. 



58. Lepiota Sequoiarum Murrill, Mycologia 4: 233. 1912. 



Pileus thin, convex to nearly plane, umbonate, gregarious, 2-4 cm. broad; surface dry, 

 finely imbricate-fibrillose-scaly, white, the center more densely fibrillose and tinged with isa- 

 belline, the remainder of the surface being at times tinged with the same color in the scales; 

 context loosely woven, thin, white; lamellae white, free, close, narrow; spores ovoid to ellip- 

 soid, smooth, hyaline, 7-9X3.5-4 /x; stipe tapering upward, long, slender, white, smooth, 

 glabrous, hollow, reaching 10 cm. long and 5 mm. thick; annulus superior, white, not fixed but 

 collapsed on the stipe, persistent. 



Type locality: Muir Woods, California. 



Habitat: On the ground. 



Distribution: Known only from the type locality. 



59. Lepiota amplifolia Murrill, Mycologia 4: 233. 1912. 



Pileus convex to subexpanded, umbonate, gregarious, reaching 3.5 cm. broad; surface 

 smooth, white, polished, with a few delicate, floccose, isabelline-testaceous scales, the umbo 

 isabelline- testaceous with cuticle subentire; lamellae free, white, not crowded, very broad 

 and triangular; spores oblong-ellipsoid, smooth, hyaline, 8-9X3.5 /*; stipe equal, finely fibril- 

 lose, hollow, white, becoming rose-tinted on drying, 7-9 cm. long, 2-4 mm. thick ; veil white, 

 evanescent, remaining only in small fragments clinging to the margin and stipe. 



Type locality: Glen Brook, Oregon. 

 Habitat: On the ground in a dense fir forest. 

 Distribution: Known only from the type locality. 



60. Lepiota subcristata Murrill, Mycologia 3: 83. 1911. 



Pileus convex, umbonate, solitary, 7.5 mm. broad, 5 mm. high; surface floccose, pale- 

 isabelline, with dark-avellaneous, imbricate scales, the umbo smooth, purplish-fuliginous; 

 lamellae free, white; spores ellipsoid, smooth, hyaline, 5X3 p; stipe slender, equal, glabrous, 

 purplish-fuliginous, 1.5 cm. long, 1 mm. or less thick; annulus slight, evanescent. 



Type locality : Moore Town, Jamaica. 

 Habitat: On rotten wood. 

 Distribution: Jamaica and Grenada. 



61. Lepiota subgrisea Murrill, Mycologia 3: 84. 1911. 



Pileus small, convex to expanded, slightly umbonate, gregarious, 1-1.5 cm. broad; surface 

 avellaneous, adorned with imbricate scales arranged in a somewhat radiate manner from the 

 glabrous, fuliginous umbo; lamellae free, white, of medium breadth and distance; spores 



