346 NORTH AMERICAN FLORA [VoLUME 9 
6. Omphalina lilacifolia (Peck) Murrill. 
Agaricus lilacinus Peck, Ann. Rep. N.Y. State Mus. 24: 63. 1872. Not A. lilacinus Mont. 1856. 
Agaricus lilacifolius Peck, Ann. Rep. N. Y. State Mus. 29: 66. 1878. 
Omphalia lilacifolia Peck, Ann. Rep. N. Y. State Mus. 45: 94 (34). 1893. 
Pileus convex, deeply umbilicate, 12-24 mm. broad; surface glabrous, viscid, hygroph- 
anous, dingy-yellow with a slight greenish tint and striatulate when moist, bright-sulphur- 
yellow when dry: lamellae crowded, narrow, arcuate, decurrent, pale-lilac: spores subellipsoid, 
5-6 X 3: stipe equal, glabrous, viscid, yellowish with pale-lilac-colored mycelium at the 
base, hollow, 12-24 mm. long, 1-2 mm. thick. 
TYPE LOCALITY: Trenton Falls, New York. 
Hasitat: On decaying prostrate trunks of hemlock. 
DIstTRIBUTION: New York. 
7. Omphalina strombodes (Berk. & Mont.) Murrill. 
Agaricus (Omphalia) strombodes Berk. & Mont. ot Crypt. 112. 1856. 
Agaricus alboflavus Morgan, Jour. Cinc. Soc. Nat. Hist. 6: 76. 1883. 
Omphalia strombodes Sacc. Syll. Fung. 5: 318. 1887. 
Omphalia alboflava Sacc. Syll. Fung. 5: 327. 1887. 
Pileus fleshy-membranous, depressed to infundibuliform, 4-7.5 cm. broad; surface radiate- 
fibrillose to glabrous, whitish, becoming yellow at maturity, rarely darker,’margin irregular, 
inflexed: lamellae decurrent, very distant, arcuate, broad, thin, white, becoming yellowish: 
spores subglobose, 4-5 u long: stipe white or yellow, grayish-pulverulent, stuffed or hollow, 
enlarged at the apex, 2.5-5 cm. long. 
TYPE LOCALITY: Columbus, Ohio. 
HasitaT: On rotten logs or buried wood. 
DISTRIBUTION: Southern Pennsylvania to North er and Ohio. 
ILLUSTRATION: Jour. Cinc. Soc. Nat. Hist. 6: pl. 5 
8. Omphalina chrysophylla (Fries) Murrill. 
Agaricus chrysophyllus Fries, Syst. Myc. 1: 167. 1821. 
Agaricus (Omphalia) xanthophyllus Berk. & Curt. Ann. Mag. Nat. Hist. III. 4: 287. 1859. 
Agaricus chryseus Peck, Ann. Rep. N. Y. State Cab. 23: 85. 1872. 
Omphalia chrysophylla P. Karst. Bidr. Finl. Nat. Folk 32: 128. 1879. 
Pileus convex or nearly plane, umbilicate, 2.5 cm. or more broad; surface flocculose, 
hygrophanous, yellowish-brown when moist, paler when dry,‘margin spreading, sometimes 
reflexed: lamellae broad, distinct, subdistant, strongly decurrent, bright-yellow: spores oblong- 
ellipsoid, 10-11 X 5 u: stipe even, glabrous, villose at the base, yellow, tough, hollow, some- 
times curved, equal, 2.5-3 cm. long, 2-4 mm. thick. 
TYPE LOCALITY: Europe. 
Hasirat: On decaying wood of coniferous trees. 
DisTRIBUTION: Canada to Oregon and southward in the eastern United States to South Carolina. 
ItLustrations: Fries, Ic. Myc. pl. 74, f. 1; Hard, Mushrooms f. 100. 
9. Omphalina subhepatica (Batsch) Murrill. 
Agaricus subhepaticus Batsch, Elench. Fung. Contin. 2: 77. 1789. 
Agaricus pyxidatus Bull, & Vent. Hist. Champ. Fr. 1:514. 1809. NotA. pyxidatus Schum. 1801. 
Omphalia pyxidata Quél. Champ. Jura Vosg. 64. 1872. . 
Omphalina pyxidata Quél. Ench. Fung. 43. 1886. 
Pileus at first convex or nearly plane and umbilicate, becoming infundibuliform, 12-24 
mm. broad; surface glabrous, hygrophanous, brick-red or reddish- brown, entirely or partly 
tadiate-striate, becoming pallid when dry and flocculose or slightly silky, margin striate when 
moist: lamellae narrow, subdistant, decurrent, tinged with flesh-color, becoming yellowish: 
spores subellipsoid, 6-7.5 X 4-5 yu: stipe glabrous, pallid or reddish, equal, tough, stuffed or 
hollow, 2.5 cm. long, 2 mm. thick. 
TYPE LocaLiry: Europe. 
Hasitat: On grassy or mossy ground in pastures. 
a DiIsTRIBUTION: Canada to North Carolina and west to Washington and California; also in 
urope. 
ILLUSTRATIONS: Batsch, Elench. Fung. f. 211; Bull. Herb. Fr. #1. ; i i 
eons g. f. u er r. pl. 568, f. 2; Cooke, Brit. Fungi 
