174 NORTH AMERICAN FLORA [VoLumME 10 
lamellae thin, crowded, slightly rounded behind, concolorous; spores broadly ellipsoid, brown- 
ish-ferruginous, 6-7.5 X 5 u; stipe equal, tough, hollow, glabrous, concolorous, with white 
mycelium at the base, 2.5 cm. long, 1-2 mm. thick. 
Type LOCALITY: Selkirk, New York. 
Hasitat: On decayed wood and old stumps of deciduous trees. 
DisTRIBUTION: New York. 
11. Naucoria pascuensis Murrill, sp. nov. 
Pileus convex, 8-10 mm. broad; surface ochraceous, viscid, margin not striate; lamellae 
adnexed, subdistant, broad, ventricose, dark-fuscous; spores broadly ellipsoid, 10-12 X 8-10 y; 
stipe cylindric, subglabrous but with scattered fibrils, subconcolorous, hollow, 3-4 cm. long, 
1 mm. thick. 
Type collected in an upland Bermuda grass pasture, red clay land, at Auburn, Alabama, October 
14, 1900, F. S. Earle (herb. N. Y. Bot. Gard.). 
DisTRIBUTION: South Carolina to Alabama. 
Exsiccati: Rav. Fungi Am. 102 (as A. subglobosus). 
12. Naucoria subfulva Murrill. 
Agaricus fuluus Peck, Ann. Rep. N. Y. State Cab. 23:92. 1872. Not A. fuluus Schaeff. 1774. 
Naucoria fulva Sacc. ‘Syl. Fung. 5 +838, 1887, 
Pileus thin, convex, becoming expanded, umbonate, 8-16 mm. broad; surface tawny- 
yellow, darker when moist; lamellae broad, emarginate, decurrent-toothed, cinnamon-colored; 
stipe equal, solid, subflexuous, a little paler than the-pileus, 2.5-3.5 cm. long. 
‘Type Locality: Bethlehem, New York. 
Hasirat: On the ground in pine woods. 
DisTRIBUTION: New York. 
13. Naucoria praecox Murrill. 
Agaricus vernalis Peck, Ann. Rep. N. Y. State Cab. 23: 91. 1872. Not A. vernalis Bolt. 1788. 
Naucoria vernalis Sacc. Syll. Fung. 5: 838. 1887. 
Pileus thin, fleshy, convex, becoming a little depressed, umbonate, 1.2-2.5 cm. broad; 
surface hygrophanous, dull-yellow, darker when moist, margin deflexed; lamellae narrow, 
attached, cinnamon-colored; stipe rather long, flexuous, striate-sulcate, hollow, tapering 
downward, white-villose at the base, brownish, 4-5 cm. long, 2 mm. thick. 
TYPE LOCALITY: North Greenbush, New York. 
Hasitat: On rotten wood. 
DistRIBUTION: Northern New York. 
ILLUSTRATION: Atk. Stud. Am. Fungi ed. 1. f. 146; ed. 2. f. 150. 
14. Naucoria scorpioides (Fries) P. Karst. Bidr. Finl. Nat. Folk 
32: 431. 1879. 
Agaricus scorpioides Fries, Epicr. Myc. 199, 1838. 
Pileus thin, somewhat fleshy, conic-convex to expanded, becoming depressed about the 
umbo, 1-1.5 em. broad; surface subtestaceous, alutaceous, or isabelline, expallent, glabrous, 
scarcely viscid; lamellae adnate with a decurrent tooth, pallid to darker, concolorous and entire 
on the edges; spores 5-6 » long; stipe slender, flexuous, dry, pallid, hollow, white-fibrillose, 
pruinose at the apex, 7-12 cm. long. 
TYPE Locality: Europe. 
Hasitat: Among mosses in woods. 
Disrrisution: Adirondack Mountains, New York; also in Europe. 
15. Naucoria humidicola Murrtill, sp. nov. 
Pileus convex, not expanding, sometimes slightly umbonate, gregarious, 1-2 cm. broad; 
surface smooth, glabrous, hygrophanous, not striate, uniformly cremeous to pale-isabelline, 
margin entire, concolorous; lamellae adnate to sinuate, sometimes rounded bebind, plane, 
rather distant, pale-yellowish, darker at maturity; spores ellipsoid, smooth, melleous under 
the microscope, 13-17 X 6-8 yw; stipe slender, equal, straight, snapping readily, concolorous 
