372 NORTH AMERICAN FLORA [VoLUME 9 
drying: lamellae adnexed, extremely narrow and extremely crowded, white: spores globose to 
subglobose, smooth, hyaline, 4-5 yz: stipe cylindric, equal, very short, often eccentric, pruinose, 
_ especially above, pallid, spongy within, 1 cm. long, 2 mm. thick. 
Type collected on a much decayed stump at Port Antonio, Jamaica, November 23, 1902, F. S. 
Earle 578 (herb. N. Y. Bot. Gard.). : 
DISTRIBUTION: Known only from the type locality. 
83. Gymnopus fimetarius Murrill, sp. ‘nov. 
Pileus thin and rather fragile, convex to expanded, becoming depressed at times, gregarious 
to subcespitose, reaching 1.5 cm. broad; surface glabrous, striate, fulvous, hygrophanous, 
margin concolorous or paler, splitting with age: lamellae adnate, crowded, narrow, brown: 
spores ellipsoid or ovoid, smooth, hyaline, 7 X 4 yu: stipe equal, smooth, glabrous, grayish- 
white, hollow, 2 cm. long, about 2 mm. thick. 
Type collected on horse manure in an opening on the bank of a stream in a dense virgin forest 
near Jalapa, Mexico, 1500 m. elevation, December 12-20, 1909, W. A. & Edna L. Murrill 124 (herb. 
N. Y. Bot. Gard.). 
DISTRIBUTION: Eastern Mexico. 
84. Gymnopus cyanocephalus (Pat.) Murrill. 
Collybia cyanocephala Pat. Bull. Soc. Myc. 18:171. 1902, 
Pileus fleshy, convex, orbicular, 2~8 cm. broad; surface glabrous, polished, deep-azure- 
blue: lamellae mixed with short ones, adnate, slightly crowded, broad, concolorous, but 
darker: spores hyaline, subglobose, 6 X 5x: stipe central, cylindric, glabrous, shining, white, 
bluish at the apex, solid, tough, 5-7 em. long. 
TYPE LOCALITY: Guadeloupe. 
Hasitat: On soil. 
DisTRIBUTION: Known only from the type locality. 
85. Gymnopus cinchonensis Murrill, sp. nov. 
Pileus expanded, soniewhat depressed at the center, rather thick and fleshy, solitary to 
gregarious, reaching 3 cm. broad and 7 mm. thick; surface dry, smooth, glabrous, avellaneous, 
darker at the center; margin regular, concolorous, becoming somewhat upturned, not 
striate: lamellae nearly free, white, crowded, ventricose: spores ellipsoid, smooth, hyaline, 
7-9 X 4-5 w: stipe cylindric, equal, smooth, glabrous, pale-avellaneous or nearly white, 
2.5-4 em. long, 3-4 mm. thick. 
Type collected in rich soil in woods at Cinchona, Jamaica, 1500 m. elevation, December 25- 
January 8, 1908-9, W. A. & Edna L. Murrill 634 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Known only from the type locality. 
86. Gymnopus subnivulosus Murrill, sp. nov. 
Pileus convex, gregarious, reaching 2 cm. broad; surface smooth, glabrous, avellaneous 
with a rosy tint, the margin entire, hygrophanous, striate: lamellae adnate, crowded, rather 
broad, white: spores ellipsoid, smooth, hyaline, 7-8 X 4-5 u: stipe slender, slightly tapering 
upward, reddish-brown, scabrous, 3-4 cm. long, 2-3 mm. thick. 
Type collected on decaying cocoanut husks in a cocoanut plantation between Port Antonio and 
Manchioneal, Jamaica, December 17, 1908, W. A. Murrill 229 (herb. N. Y. Bot. Gard), 
DisTRIBUTION: Known only from the type locality. 
87. Gymnopus subavellaneus Murrill, sp. nov. 
Pileus fleshy, firm, convex, solitary, 1.5 cm. broad, 7 mm. high; surface smooth, glabrous, 
pale-avellaneous, becoming brownish when bruised, margin thin, entire, concolorous, incurved: 
lamellae adnate with a decurrent tooth, rather narrow, subdistant, pale-murinous, almost 
griseous: spores broadly ellipsoid, smooth, hyaline, granular, 6-7.5 » long: stipe cylindric, 
equal, thick, smooth, glabrous, ashy-white with a murinous tint, 3.5 cm. long, 5 mm. thick. 
Type collected on a wet, shaded bank at Cinchona, Jamaica, about 1500 m. elevation, December 
25~January 8, 1908-9, W. A. & Edna L. Murrill 413 (herb. N. Y. Bot. Gard.). : 
DISTRIBUTION: Known only from the type locality. 
