62 NORTH AMERICAN FLORA [Volume 10 



81. Lepiota clypeolaria (Bull.) Qu£l. Champ. Jura Vosg. 34. 1872. 



Agaricus clypeolarius Bull. Herb. Fr. pi. 405. 1788. 

 Lepiota magnispora Murrill, Mycologia 4: 237. 1912. 



Pileus thin, fleshy, ovoid to campanulate and expanded, subumbonate, solitary or rarely 

 gregarious, 3-7 cm. broad; surface radiate-fibrillose, white or yellowish beneath the cuticle, 

 which is thin, at first continuous and fulvous or rufous, soon broken up except in the center 

 and drawn apart into small scales; margin appendiculate with fragments of the veil; context 

 thin, white; lamellae rather broad, rather crowded, free, white or yellowish; spores oblong- 

 fusiform, smooth, hyaline, 12-20X4-7/*; stipe tapering upward from the slightly thickened 

 base, fistulose, fibrous-stuffed, conspicuously fibrous-floccose below the annulus and white or 

 yellowish, silky at the apex, 5-9 cm. long, 3-8 mm. thick; veil cottony, ample, ochraceous-isa- 

 belline, usually not forming an annulus but adhering to the margin and stipe. 



Type locality: France. 



Habitat: Woods, especially in hilly and mountainous regions. 

 Distribution: Maine to Alabama and west to Oregon; also in Europe. 



Illustrations: Ann. Rep. N. Y. State Mtis. 54: pi. 76, f. 1-7; Bull. Herb. Fr. pi. 405; Barla, 

 Champ. Nice pi. 13; Fries, Ic. Hymen, pi. 14; Gill. Champ. Fr. pi. 40 {416); Sow. Engl. Fungi pi. 14. 

 Exsiccati: Sydow, Myc. Mar. 617. 



82. Lepiota nardosmioides Murrill, Mycologia 4 : 238. 1912. 



Pileus thick, fleshy, convex, slow to expand, 6 cm. broad in its unexpanded form, re- 

 sembling* that of Armillaria nardosmia in form and color; surface dry, fibrillose, castaneous, 

 becoming somewhat mottled with lighter and darker areas, margin strongly incurved ; lamellae 

 free, crowded, broad, ventricose, pallid; spores ovoid to ellipsoid, smooth, hyaline with an 

 umbrinous tint, 5-7X3.5-4/*; stipe short, 2.5 cm. thick, bulbous, white, glabrous above and 

 cottony below the large, membranous, simple, white, persistent annulus, which is fixed above 

 the center of the stipe and is decidedly cottony on its lower surface. 



Type locality: La Honda, California. 

 Habitat: On humus in a redwood forest. 

 Distribution: Known only from the type locality. 



V. Acute squamosae. Pileus decorated with prominent reflexed or pointed scales. 



83. Lepiota scabrivelata Murrill, sp. nov. 



Pileus rather fleshy, convex to expanded, gregarious, 2-3 cm. broad; surface dry, sub- 

 ochraceous, densely covered with rigid, pyramidal, concolorous scales, 1-2 mm. long and 1 

 mm. broad at the base; lamellae free, crowded, broad, white; spores ellipsoid, smooth, hyaline, 

 4X2-2.5 p; stipe cylindric, not enlarged below, dry, hollow, coated like the pileus with pyra- 

 midal, yellow scales, which are smaller and partly disappear with age, 4—5 cm. long, 4-5 mm. 

 thick; veil ample, thickly beset with yellow, pyramidal scales similar to those on the stipe, 

 not forming a distinct persistent annulus. 



Type collected on the ground in wet woods in City Park, New Orleans, Louisiana, September 6, 

 1908, F. S. Earle 73. 



Distribution: Known only from the type locality. 



84. Lepiota hemisclera (Berk. & Curt.) Sacc. Syll. Fung. 5: 66. 



1887. 



Agaricus (Lepiota) hemisclerus Berk. & Curt. Jour. Linn. Soc. 10: 283. 1868. 



Pileus convex to plane, 5-7.5 cm. broad; surface glabrous, pale-fuscous to fawn-colored, 

 at times clouded, adorned with conic, black, rigid, wart-like scales, margin projecting; lamellae 

 free, remote, narrow, snow-white; spores narrowly oblong, smooth, hyaline, 11 p long; stipe 

 enlarged below, glabrous or with a few warts where the edge of the pileus was attached, white 

 above, concolorous below, floccose within, 5 cm. long; annulus ample, reflexed. 



Type locality: Cuba. 



Habitat: On logs in woods. 

 Distribution: Cuba. 



