210 NORTH AMERICAN FLORA (VoLUME 10 
yellow to pale-fuscous; spores ellipsoid, fuscous, 7 X 4 u; stipe cylindric, curved, concolorous, 
fibrillose, solid, tough, 4-6 cm. long, 2-4 mm. thick. 
TyPE Locality: Rose Hill, Jamaica. . 
Hasitat: On the ground, apparently attached to buried wood. 
DIsTRiBUTION: Known only from the type locality. 
64. Gymnopilus jalapensis Murrill, Mycologia 5: 25. 1913. 
Flammula jalapensis Murrill, Mycologia 5: 36. 1913. 
Pileus expanded, at length depressed at the center, reaching 8 cm. in breadth; surface 
smooth, moist, glabrous, cremeous at the margin, ochraceous near the center and ferruginous- 
isabelline to fulvous at the center, slightly greenish when bruised, margin curved downward 
and irregular or undulate; context white, mild, 5 mm. thick behind; lamellae adnate, crowded, 
ventricose behind, arcuate near the margin, stramineous, about 5 mm. broad; spores ellipsoid, 
smooth, subhyaline but with a distinct ferruginous tint, 6 X 3.5 uw; cystidia abundant, flask- 
shaped, 60-75 X 15 uw, mostly empty and hyaline, with short stalks and long, slender, septate 
necks filled with yellowish contents; stipe equal below, slightly enlarged at the apex, glabrous, 
stramineous, with a trace of a slight cortina at the middle, reaching 8 cm. long and 1 cm. thick. 
Type LOCALITY: Jalapa, Vera Cruz, Mexico. 
Hasttat: On the ground in leaf-mold in a dense virgin forest. 
DISTRIBUTION: Jalapa, Vera Cruz, Mexico. 
65. Gymnopilus olivaceus (Pat.) Murrill, Mycologia 5: 18. 1913. 
Flammula olivacea Pat. in Duss, Enum. Champ. Guad. 55. 1903. 
Pileus convex, obtuse-mamillate at the center, cespitose, 6-12 mm. broad; surface gla- 
brous, smooth, yellowish-olive; lamellae adnate, crowded, narrow, brown; spores ovoid, smooth, 
flavo-rufescent, 8 X 5 4; stipe filiform, central, cylindric, concolorous, 1.5 cm. long. 
TYPE LOCALITY: Basse-Terre, Martinique. 
Hasitat: On dead wood. 
DISTRIBUTION: Known only from the type locality. 
66. Gymnopilus aureoviridis (Pat.) Murrill, Mycologia 5: 19. 1913. 
Flammula aureovirvidis Pat. in Duss, Enum. Champ. Guad. 55. 1903. 
Pileus convex, umbilicate, 15 mm. broad; surface glabrous, smooth, yellowish-orange to 
greenish; lamellae adnate, crowded, narrow, reddish-brown; spores ochraceous-purple, 6-8 X 
5 w; stipe central, cylindric, flexuous, fibrillose, greenish-yellow, 4-7 cm. long, 1 mm. thick. 
Tyre LOCALITY: Camp Jacob, Guadeloupe. 
Hasirat: On rotten wood. 
DISTRIBUTION: Known only from the type locality. 
67. Gymnopilus chrysotrichoides Murrill, Mycologia 5: 21. 1913. 
Flammula chrysotrichoides Murrill, Mycologia 5: 36. 1913. 
Pileus thick, fleshy, convex to subexpanded, gregarious, reaching 7 cm. broad; surface 
dry or moist, not viscid, glabrous, ferruginous to fulvous, margin entire, concolorous, slightly 
sulcate with age, inflexed on drying; lamellae adnate with a decurrent tooth, broad, crowded, 
becoming ferruginous or fulvous; spores ellipsoid, punctate-tuberculate, ferruginous, 8-9 X 
5-6 y; stipe cylindric, equal, usually somewhat curved, pallid, glabrous, longitudinally fur- 
rowed, at least above, 4-6 cm. long, 3-6 mm. thick, decorated near the apex with the remains 
of a rather large, membranous, yellowish, usually permanent veil. 
TYPE LOCALITY: Managua, Cuba. 
Hasitat: On a dead cocoanut log. 
DISTRIBUTION: Known only from the type locality. 
68. Gymnopilus helvoliceps (Berk. & Curt.) Murrill, Mycologia 5: 
20. 1913. 
Agaricus helvoliceps Berk. & Curt. Jour. Linn. Soc. 10: 290. 1868. 
Flammula helvoliceps Sacc. Syll. Fung. 5: 813. 1887. 
Pileus thin, convex to depressed, 2.5 cm. broad; surface glabrous, helvolous; lamellae 
adnate, arcuate, ferruginous-vinous; spores oblong-ellipsoid, smooth or slightly punctate, 
