Parr 5, 1916] AGARICACEAE 337 
striate: lamellae adnexed, subdistant, rather narrow, white: stipe equal, smooth, glabrous, 
polished, orange, changing to luteous on drying, hollow, 1.5 em. long, 2 mm. thick. 
Type collected on the ground among decaying needles in a virgin coniferous forest at Mill City, 
Oregon, November 9, 1911, W. A. Murrill 862 (herb. N. Y. Bot. Gard.). 
DiIstRIBUTION: Known only from the type locality. 
77. Prunulus strobilinoides (Peck) Murrill. 
Mycena strobilinoides Peck, Ann. Rep. N. VY. State Mus. 45: 23. 1893. 
Pileus thin, subcampanulate, obtuse, 8-10 mm. broad; surface glabrous, bright-scarlet: 
lamellae white, reddish on the edges: stipe short, glabrous, paler than the pileus, brown-villous 
at the base, 2.5 cm. long. 
TYPE LocaLity: Olympia Mountain, Washington. 
Hagzirat: Under Abies subalpina. 
DISTRIBUTION: Known only from the type locality. 
78. Prunulus fusipes Murrill, sp. nov. 
Piletis conic to convex, becoming nearly expanded, solitary or gregarious, about 1 cm. 
broad; surface moist, glabrous, striate, miniatous or incarnate, the margin paler, entire, 
appressed when young: lamellae nearly free, crowded, inserted, ventricose, white with a 
yellowish tint: spores ellipsoid, smooth, hyaline, 7-8 X 4-5 uw: stipe unusually large at the 
center and tapering at both ends, smooth, glabrous, translucent, pale-yellow, 6 cm. long, 
2-3 mm. thick. 
Type collected on the ground, probably on dead wood, in woods near Seattle, Washington, 
October 20-November 1, 1911, W. A. Murrill 468 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Known only from the type locality. 
79. Prunulus elegantulus (Peck) Murrill. 
Mycena elegantula Peck, Bull. Torrey Club 22: 199. 1895. 
Pileus membranous, conic or campanulate, gregarious or cespitose, 1-3 cm. broad; surface 
brown or purplish-brown, margin sulcate-striate: lamellae interveined, adnate with a decurrent 
tooth, distant, whitish or pallid, the edges purplish-brown: spores oblong-ellipsoid, 8-12 
X 3.5-5 yw: stipe slender, glabrous or gray-fibrillose at the base, hollow, 2.5-5 cm. long, ‘L mm. 
thick. 
TypH LocaLity: Pasadena, California. 
Hazrrat: Among fallen leaves and rarely on dead wood. 
DistrRisvuTion: Washington, Oregon, and California. 
80. Prunulus caesiialbus Murrill, sp. nov. 
Pileus thin, conic to campanulate, gregarious, 1.5 cm. broad; surface dry, smooth, glabrous, 
caesious with an aerugineous tint, faded and much wrinkled on drying: lamellae adnate to the 
enlarged apex of the stipe, narrow, subcrowded, arcuate, white: spores subglobose, slightly 
roughened, densely granular, 7-8 « long: stipe long and slender, pruinose to glabrous, white 
or avellaneous at the apex, tomentose and aerugineous at the base, 6 cm. long, 1-2 mm. thick. 
Type collected among dead leaves in Preston’s Ravine, near Palo Alto, California, November 
25,1911, W. A. Murrill & L. R. Abrams 1208 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Known only from the type locality. 
81. Prunulus occidentalis Murrill, sp. nov. 
Pileus convex, not fully expanding, not umbonate, sometimes slightly umbilicate with 
age, or at least on drying, densely cespitose, abundant, reaching 2 cm. broad; surface smooth, 
dry or moist, glabrous, fumosous-avellaneous, darker when young, margin entire, concolorous, 
striate: lamellae adnate to the enlarged apex of the stipe, rather distant, inserted, narrow 
behind, white to gray, fumosous-avellaneous on drying: spores ellipsoid, slightly pointed at 
one end, smooth, hyaline, 7-8 X 4-5 yu: stipe equal or slightly tapering upward, polished, 
smooth, glabrous, hollow, whitish-mycelioid at the base, 3-6 cm. long, 2-4 mm. thick. 
Type collected on a dead coniferous log at Mill City, Oregon, November 9, 1911, W. A. Murrill 
879 (herb. N. Y. Bot. Gard.). 
Hasirat: Dead coniferous logs. 
DistrRiBuTION: Washington, Oregon, and California. 
