North American Flora: Agaricales, Agaricaceae (Vol. 10 ... - MykoWeb

46 NORTH AMERICAN FLORA [VOLUME 10
5. Lepiota cristatella (Peck) Sacc. Syll. Fung. S: 47. 1887.
Agaricus cristatellus Peck, Ann. Rep. N. Y. State Mus. 35: 163. 1884.
Pileus thin, convex, subumbonate, 4-8 mm. broad; surface minutely mealy, especially on
the margin, white, the disk slightly tinged with pink, margin at times somewhat appendiculate;
lamellae free, rounded behind, crowded, white; spores subellipsoid, smooth, hyaline, 5 /* long;
stipe slender, whitish, hollow, 2.5 cm. long, 1 mm. thick; annulus obsolete.
TYPE LOCALITY: Copake, New York.
HABITAT: Mossy places in woods.
DISTRIBUTION: New England to Michigan and south to Missouri.
6. Lepiota roseicinerea Murrill, sp. nov.
Pileus convex to subexpanded, with a slight umbo, solitary, 3 cm. broad; surface nearly
white with a rosy tint, dry, pruinose, becoming rosy-cinereous on drying, the small, slightly
depressed umbo somewhat darker; lamellae crowded, plane, reaching the enlarged apex of the
stipe, concolorous when fresh and on drying, except behind where they change to umbrinous;
spores ellipsoid, appendiculate, uninucleate, smooth, with a faint yellowish tint, 6-7X4/1;
stipe very long, tapering upward from a clávate base, fibrillose, subconcolorous, 7 cm. long,
1-3 mm. thick above, 8 mm. thick at the base; veil slight, evanescent.
Type collected on the ground among dead leaves in woods in the New York Botanical Garden,
September 9, 1911, W. A. Murrill.
DISTRIBUTION : Known only from the type locality.
7. Lepiota juniperina Murrill, sp. nov.
Pileus convex to subexpanded, slightly umbonate at times, gregarious, 2.5 cm. broad;
surface dry, smooth, whitish tinged with isabelline, pubescent or fibrillose to subglabrous,
glabrous on the disk, margin entire, not striate; lamellae narrow, crowded, not ventricose,
white, unchanging; spores ellipsoid, appendiculate, smooth, hyaline, 7-8.5X3.5-5 /i; stipe
tapering upward from a clávate base, smooth, glabrous, white, hollow, 5-7.5 cm. long, 3-6
mm. thick; annulus median, ample, persistent, white, attached by the lower edge.
Type collected on the ground under red cedar trees at Elizabethton, Tennessee, August 7-10,
1904, W. A. Murrill 464.
DISTRIBUTION: Known only from the type locality.
8. Lepiota neophana Morgan, Jour. Myc. 12: 248. 1906.
Pileus fleshy, ovoid to campanulate and expanded, subumbonate, 2-3 cm. broad; surface
smooth and glabrous, buff to pale-umber, dark-brown in the center, the cuticle continuous or
at maturity sometimes cracking into irregular areolae; context thin, firm, white, tough; lamellae
broad, close, white, obtuse behind, free, approximate; spores oblong, obliquely apiculate,
4-5X3 n; stipe slender, subequal, tough, fistulöse, white above the annulus, pale-umber below,
with a white-fibrillose cuticle, 3-4 cm. long, 2-3 mm. thick.
TYPE LOCALITY: Preston, Ohio.
HABITAT: On the ground in woods.
DISTRIBUTION: Known only from the type locality.
9. Lepiota láctea Murrill, Mycologia 3: 81. 1911.
Pileus thin, convex, slightly umbonate, solitary, 1-1.5 cm. broad; surface white, smooth,
slightly silky, especially near the margin; lamellae free, crowded, rather broad, plane, white;
spores ovoid, regular, smooth, hyaline, 5X3.5ju; stipe white, hollow, subglabrous, tapering
upward from an enlarged base, 4 cm. long, 2-5 mm. thick; annulus large, white, persistent,
near the middle of the stipe.
TYPE LOCALITY: Santiago de las Vegas, Cuba.
HABITAT: On the ground in a banana field.
DISTRIBUTION: Known only from the type locality.