Part 4, 1915] AGARICACEAE 287 
ous: common rhizomorphic stipe long, black, whitish-pubescent to glabrous; fertile stipe short, 
pubescent, blackish, about 4 mm. long. 
TYPE LOCALITY: Jamaica. 
Hazrat: On dead wood and leaves. 
DISTRIBUTION: Jamaica, Cuba, Porto Rico, and Guadeloupe; also in Brazil. 
22. CRINIPELLIS Pat. Jour. de Bot. 3: 336. 1889. 
Pileus thin, reviving, conspicuously decorated with threadlike hairs, scales, or spines: 
lamellae adnate or adnexed: spores hyaline; veil none; stipe central, slender, tubular. 
Type species, Collybia stipitaria Fries. 
Pileus 1-2.5 cm. broad. 
‘Temperate species. 1. C. sonata. 
‘Tropical species. 2. C. sublivida. 
Pileus less than 1 cm. broad. 
Pileus papillate or umbonate. 
Stipe 2-6 cm. long; pileus usually grayish. 3. C. scabella. 
Stipe 1-2 em. long; pileus fulvous. 4. C. stupparia. 
Pileus neither papillate nor umbonate. 
Surface villose. 
Stipe 0.5-1 cm. long; temperate species. 
Stipe 4 cm. long; tropical species. 
Surface echinulate. 
C. alnicola. 
C. squamifolia. 
. C. echinulata. 
19 
NON 
1. Crinipellis zonata (Peck) Pat. Tax. Hymén. 143. 00. 
Agaricus (Collybia) zonatus Peck, Ann. Rep. N. Y. State Mus. 24: 61. 1872. 
Pileus fleshy, thin, convex or nearly plane, umbilicate, commonly cespitose, 12-24 mm. 
broad ;.surface fibrillose-tomentose, tawny or ochraceous-tawny, sometimes faintly marked with 
darker zones: lamellae narrow, close, free, white or whitish, with white, pulverulent edges: 
spores ellipsoid, 5-7 3.5-4.5 u: stipe firm, equal, hollow, fibrillose-tomentose, tawny or 
brownish-tawny, 2.5—5 cm. long, 2 mm. thick. 
TYPE Locauity: Albany, New York. 
Hasrtat: On decaying wood. 
DistriBuTion: New York to Alabama and west to Indiana. 
2. Crinipellis sublivida Murrill, sp. nov. 
Pileus convex, solitary, 2 cm. broad; surface between lilac and livid, darker at the center, 
tufted-fibrillose, margin striate, concolorous: lamellae free or adnexed, pale-lilac, distant, in- 
serted, rather narrow: stipe paler than the pileus, scabrous above, tomentose below, whitish 
at the base, 2 cm. long, 1 mm. thick. 
Type collected on dead fallen sticks in a virgin forest at Motzorongo, near Cordoba, Mexico, 
January 15, 1910, W. A. & Edna L. Murrill 1047 (herb. N. Y. Bot. Gard.). 
DistTRIBUTION: Known only from the type locality. 
3. Crinipellis scabella (Alb. & Schw.) Murrill. 
Agaricus scabellus Alb. & Schw. Consp. Fung. 189. 1805. 
? Agaricus caulicinalis Bull.; DC. Fl. Fr. 2: 192. 1805. 
Agaricus (Collybia) stipitarius Fries, Syst. Myc. 1: 138. 1821. 
Pileus thin, submembranous, campanulate-convex or nearly plane, umbilicate, 6-12 mm. 
broad; surface sometimes with a minute blackish papilla in the umbilicus, fibrillose-hairy or 
squamulose, usually grayish, sometimes grayish-tawny, tawny, or brownish: lamellae adnexed, 
sometimes separating and becoming free, subdistant, white: spores ellipsoid, 6-7.5 X4 u, with 
an oblique apiculus at one end: stipe slender, fibrillose-hairy, brown, the fibrillose coating gray 
or tawny, tough, stuffed or hollow, 2-6 cm. long, 0.7-1 mm. thick. 
TYPE LocaLiry: Germany. 
Hasirar: On dead stems, twigs, roots, and leaves. 
DisTRIBuTION: Eastern United States west to the Rocky Mountains; tropical North America; 
also in Europe. : 
InLusTRATIONS: Alb. & Schw. Consp. Fung. #1. 9, f. 6; Bull. Herb. Fr. pl. 522, f. 1. 
Exsiccatt: R. Maire, Myc. Bor.-Afr. 19; Krieger, Fungi Sax. 366; Ellis, N. Am. Fungi 1201; 
Desmaz. Pl. Crypt. 2018; Rab.-Wint. Fungi Eur. 3534. 
