160 NORTH AMERICAN FLORA [VoLumE 10 
8. Tubaria crenulata (Batsch) Murrill. 
Agaricus crenulatus Batsch, Elench. Fung. 71. 1783. 
Agaricus furfuraceus Pers, Syn. Fung. 454. 1801. 
Tubaria furfuracea Gill. Champ. Fr. 538. 1876. 
Agaricus contrarius Peck, Ann. Rep. N. Y. State Mus. 30: 41. 1878. 
Naucoria contraria Sacc. Syll. Fung. 5: 842. 1887. 
Tubaria Eucalypti Earle, Bull. N. Y. State Mus. 3: 300. 1904. 
Pileus thin, subfleshy, convex to plane or centrally depressed, often umbilicate, gre- 
garious, 1.2-2 cm. broad; surface fulvous, becoming alutaceous when dry, hygrophanous, 
margin silky-squamose, subfarinaceous, at times striate; lamellae adnate-decurrent, subdistant, 
plane, cinnamon-colored or ochraceous; spores ovoid, ferruginous, 7-10 X 3-5 yu; cystidia 
35-50 X 4.5-6 4; stipe pallid, reddish, or reddish-brown, hollow, rigid, flocculose, white- 
mycelioid at the base, 2.5-6 em. long, 2 mm. thick. 
TypE Locality: Germany. 
Hasrtat: On the ground among pieces of wood or humus. 
HB DisTRisution: Greenland to North Carolina and west to Washington and California; also in 
‘rope. 
ILLUSTRATIONS: Boud. Ic. Myc. 1: pl. 129; Cooke, Brit. Fungi pl. 603 (527), 483 (528); Gill. 
Champ. Fr. pl. 367 (709); Pat. Tab. Fung. 1: f. 348; Ricken, Blatterp. Deutschl. pl. 59, f. 5 (as 
Naucoria furfuracea). 
Exsiccatt: C. F, Baker, Pacif. Slope Fungi 157; Roum. Fungi Gall. 3620. 
9. Tubaria Earlei Murrill, sp. nov. 
Pileus fleshy, firm, deeply umbilicate, cespitose, 1-2 cm. broad; surface ochraceous, 
floccose, not striate, margin entire or slightly lobed, concolorous; lamellae decurrent, crowded, 
narrow, ochraceous, subentire and concolorous on the edges; spores ellipsoid, apiculate, pale- 
yellow under the microscope, smooth, 8-10 X 4-6 u; stipe enlarged above and below, densely 
floccose, ochraceous, solid, 2.5 cm. long, 2-3 mm. thick. 
Type collected on the ground in a wet thicket at Chalmette, New Orleans, Louisiana, September 
8, 1908, F. S. Earle 121 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Known only from the type locality. 
10. Tubaria Abramsii Murrill, sp. nov. 
Pileus convex to plane, not umbonate, gregarious, 1-2 cm. broad; surface smooth, glabrous, 
cremeous, margin entire, concolorous, not striate; context very thin, cremeous, without char- 
acteristic taste or odor; lamellae somewhat decurrent, broad, subcrowded, becoming fulvous; 
spores ellipsoid, smooth, very pale yellow under the microscope, 6-7 X 4-5 u; stipe cylindric, 
glabrous, cremeous, cartilaginous, hollow, 2-4 cm. long, 1.5—3 mm. thick. 
Type collected on rich grassy ground in the open at Stanford University, California, November 
27, 1902, L. R. Abrams & James McMurphy 62 (herb. N. Y. Bot. Gard.). 
DIstRIBUTION: Known only from the type locality. 
11. Tubaria brevipes Peck, Harriman Alaska Exp. Crypt. 45. 1904. 
Pileus thin, convex, 6-10 mm. broad; surface glabrous, ferruginous; lamellae broad, 
arcuate, distant, adnate or slightly decurrent, ferruginous; spores ellipsoid, uninucleate, 
10-12 X 7-8 yp; stipe short, slender, glabrous, hollow, brown, 6-14 mm. long, scarcely 1 mm. 
thick. 
Type LocaLity: Port Clarence, Alaska. 
Hasirat: On the ground. 
DISTRIBUTION: Port Clarence, Alaska, 
12. Tubaria tenuis Peck, Bull. Torrey Club 23: 415. 1896. 
Pileus membranous, hemispheric or convex, obtuse or subumbilicate, 1-1.5 cm. broad; 
surface glabrous, hygrophanous, reddish-cinnamon when moist, cream-colored or pale-ochra- 
ceous when dry, either faintly striate or sulcate-striate on the margin; lamellae distant, ventri- 
cose, adnate or slightly decurrent, tawny-ochraceous, 2-4 mm. broad; spores ellipsoid, 7.5 
X 5»; stipe slender, flexuous, often uneven, hollow, pruinose at the apex, downy at the base, 
pale-yellow or cream-colored, 2.5—5 cm. long, about 2 mim. thick, 
Type Locaity: Pasadena, California. 
Hasitat: Among mosses on gravelly hillsides. 
DISTRIBUTION: Known only from the type locality. 
