84 NORTH AMERICAN FLORA [VorumME 10 
16. Eccilia Watsoni (Peck) Sacc. Syll. Fung. 5: 732. 1887. 
Agaricus Watsoni Peck, Ann. Rep. N. Y. State Mus. 28: 48. 1876. 
Pileus hemispheric or convex, umbilicate, 1-2 cm. broad; surface striatulate, brown, 
darker and rough with minute blackish-brown scales on the umbilicus; lamellae distant, 
arcuate, decurrent, whitish, becoming flesh-colored; spores angular, generally uninucleate, 
8.5~10 » in diameter; stipe equal, smooth, shining, brownish or pailid, 2.5 cm. long, 1-2 mm. 
thick. 
Type LocaLiry: Northampton, Fulton County, New York. 
Hasirat: On the ground in woods. 
DIsTRIBUTION: New York and Massachusetts. 
17. Eccilia sphagnophila Peck, Ann. Rep. N. Y. State Mus. 54: 
147. 1901. 
Pileus hemispheric or umbonate-turbinate, 8-16 mm. broad; surface glabrous, dark- 
brown, striate on the margin; lamellae broad, distant, very decurrent, whitish, becoming 
slightly tinged with pink; spores angular, 7.5-12.5 X 6-7.5 u; stipe slender, glabrous, con- 
colorous, 3.5-5 em. long, 1 mm. thick. 
Type Locality: Floodwood, New York. 
Hasrrat: In marshes among sphagnum. 
DISTRIBUTION: New York. 
InLusTRATION: Ann. Rep. N. Y. State Mus. 54: pl. I, f. 20-23. 
18. Eccilia pyrina (Berk. & Curt.) Sacc. Syll. Fung. 5: 732. 1887. 
Agaricus pyrinus Berk. & Curt. Ann. Mag. Nat. Hist. ITI. 4: 291. 1859. 
. Pileus at first broadly convex, expanding, umbilicate, 2.5 cm. broad; surface dark-brown 
at the center, gray at the crenate margin; context with the odor of ripe pears; lamellae slightly 
decurrent, whitish; spores irregular, angular; stipe hollow, at length compressed, 4 cm. long. 
5-6 mmm. thick. 
TYPE LOCALITY: Massachusetts. 
Hasrrar: In swamps. 
DIstRIBUTION: Massachusetts. 
19, Eccilia californica Murrill, sp. nov. 
Pileus convex-umbilicate, not expanding, regular, thin, gregarious, 1.5-2.5 cm. broad; 
surface dry, smooth, glabrous, uniformly grayish-brown, margin entire, concolorous, inflexed; 
context grayish-brown, with nutty taste; lamellae decurrent, inserted, broad, crowded, white 
te salmon-colored, entire and concolorous on the edges; spores broadly ellipsoid, angular, 
uniguttulate, rose-colored, 8-9 X 74; stipe short, equal or slightly enlarged above, solid, 
smooth, glabrous, grayish-brown, 1.5-3 cm. long, 1-2 mm. thick. 
Type collected among grass in rich ground at Madera Creek, near Stanford Uni i i- 
fornia, December 21, 1902, James McMurphy 53 (herb. N. Y. Bot. Gard.). re eee aia 
DISTRIBUTION: Known only from the type locality. 
20. Eccilia nigricans Peck, Bull. Torrey Club 22: 201. 1895. 
Pileus thin, convex, umbilicate or centrally depressed, 1.5-—3.5 cm. broad; surface sub- 
zonate, unpolished, finely tomentose, grayish-black; context with the odor and taste of butter- 
nuts; lamellae broad, distant, decurrent, light-drab or brownish, becoming tinged with flesh- 
color; spores angular, uninucleate, 10 » long and nearly as broad; stipe short, hollow, grayish- 
black, usually with abundant white mycelium, about 2.5 cm. long, 1-2 mm, thick. 
Type Locatity: Pasadena, California, 
HasitatT: On grassy ground, 
DISTRIBUTION: Southern California. 
21. Eccilia Yatesii Murrill, sp. nov. 
Pileus convex-umbilicate, not expanding, solitary, 2-5 cm. broad; surface smooth, glabrous 
uniformly dark-lavender, margin entire, concolorous, inflexed; context white ; lamellae de 
