Part 1, 1914] AGARICACEA3 51 



29. Lepiota nudipes Peck, Bull. Torrey Club 33: 213. 1906. 



^ Pileus thin, convex-umbonate, 1.2-2 cm. broad; surface minutely brownish-squamulose, 



whitish, the umbo darker brown and smooth, the margin becoming obscurely striate; context 



white, without odor; lamellae thin, free, ventricose, subcrowded, white; spores ellipsoid, smooth, 



hyaline, 5-6X3-4 n; stipe slender, fibrous, equal or subequal, pallid, brownish and fibrillose 



below, 2.5-4 cm. long, scarcely 1 mm. thick; annulus evanescent or obsolete. 



Type locality: St. Louis, Missouri. 

 Distribution: Known only from the type locality. 



30. Lepiota flavodisca Murrill, Mycologia 3 : 82. 1911. 



Pileus thin, conic to subexpanded, the center remaining conic in form, solitary, 2 cm. 



broad; surface white, minutely crested, long and deeply striate, becoming plicate on drying, 



the center flavous, subglabrous to granulose; lamellae white, free, rather crowded; spores 



ovoid, smooth, hyaline, uninucleate, 5-7 X 3-4 m; stipe slender, enlarged and flavous at the 



base, hollow, minutely tomentose, 3 cm. long; annulus slight, evanescent. 



Type locality: Santiago de las Vegas, Cuba. 



Habitat: In Bermuda grass sod. 



Distribution: Known only from the type locality. 



31. Lepiota spectabilis Clem. Bot. Surv. Neb. 3: 12. 1894. 



Pileus thin, depressed on the disk, solitary, 2-2.5 cm. broad; surface smooth, pale-sulfur- 

 yellow, silky-fibrous or pulverulent, stri ate-sulcate on the margin; lamellae crowded, narrow, 

 light-yellow ; spores ovoid, not apiculate, smooth, hyaline, uninucleate, 5-6 X 3-4 m ; stipe slender, 

 much enlarged at the base, squamulose above, glabrous below, 3-4 cm. long; annulus inferior, 

 stramineous, fissured. 



Type locality: Lincoln, Nebraska. 



Habitat: On soil in greenhouses. 



Distribution: Known only from the type locality. 



32. Lepiota flavescens Morgan, Jour. Myc. 13: 5. 1907. 



Lepiota Allenae Peck, Bull. N. Y. State Mus. 150: 56. 1911. 



Pileus submembranous, ovoid to campanulate and expanded, subumbonate, 2-4 cm. 

 broad ; surface radiate-fibrillose, becoming scaly, sulcate nearly to the center, pale-yellow, 

 fulvescent on the umbo; lamellae narrow, distant, free, white or yellowish; spores oblong- 

 ellipsoid, obliquely apiculate, uniguttulate, 5-6X3-4 /u; stipe slender, tapering upward, fistu- 

 lose, rufescent beneath the white-fibrillose cuticle, 3-5 cm. long, 2-4 mm. thick; annulus thin, 

 membranous, yellowish, persistent. 



Type locality: Preston, Ohio. 



Habitat: On the ground under Robinia and Gleditsia trees. 



Distribution: Known only from the type locality. 



33. Lepiota rhodopepla Morgan, Jour. Myc. 13: 6. 1907. 



Pileus submembranous, ovoid to campanulate and expanded, subumbonate, 1-2 cm. 



broad; surface radiate-fibrillose, rimulose-sulcate nearly to the center, beneath the cuticle 



whitish changing to rose-color, cuticle very thin, pale-yellow, soon separating into furfuraceous 



scales; lamellae rather broad, subdistant, whitish changing to pinkish; spores oblong-ellipsoid, 



6-8X4-5 /*; stipe tapering upward, fistulose, rose-colored beneath the white-fibrillose cuticle, 



2-3 cm. long, 1-2 mm. thick; annulus thin, membranous, pale-yellow. 



Type locality: Preston, Ohio. 



Habitat: On the ground among weeds in cultivated fields. 



Distribution: Known only from the type locality. 



34. Lepiota sulphurina (Clem.) Sacc. Syll. Fung. 14: 67. 1899. 



M astocephalus sulphurinus Clem. Bot. Surv. Neb. 4: 18. 1896. 



Pileus subfieshy, campanulate to convex with distinct umbo, 1.5-3 cm. broad; surface 

 glabrous, incarnate-brick-colored, with silky, sulfur-yellow pellicle torn into crowded, oblong 



