Part 4, 1915] AGARICACEAE 267 
69. Marasmius Berteroi (Lév.) Murrill. 
Heliomyces Berteroi Lév. Ann. Sci. Nat. ITI. 2:177. 1844. 
Pileus discoid, conspicuously radiate-sulcate, umbilicate, 4 cm. broad; surface glabrous, 
ferruginous: lamellae thin, distant, acutely adnate, pallid: stipe slender, sublignose, cylindric, 
smooth, glabrous, ferruginous to purple, 4 cm. long. 
TYPE LOCALITY: Porto Rico. 
Hasitar: On trunks of trees. 
DisTRIBUTION: Throughout most of tropical North America. 
70. Marasmius badius Berk. & Curt. Jour. Linn. Soc. 10: 294. 1868. 
Pileus convex, 12-18 mm. broad; surface glabrous, margin striate, incurved; lamellae 
slightly adnate, rounded behind, distant, ventricose, thick, interspaces smooth: stipe pruinose, 
glabrescent, thicker above and below, 2.5 cm. long, 2 mm. thick. 
Tyre LOCALITY: Cuba. 
Hasitat: On bark in moss. 
DIstRIBUTION: Known only from the type locality. 
71. Marasmius haematocephalus (Mont.) Berk. & Curt. Jour. Linn. 
Soc. 10: 298. 1868. 
Agaricus (Mycena) haematocephalus Mont. Ann. Sci. Nat. II. 8: 369. 1837. 
Marasmius rhodocephalus Fries, Nova Acta Soc. Sci. Upsal. III. 1:31. 1851. 
Marasmius rhabarbarinus Berk. Jour. Bot. & Kew Misc. 8: 135. 1856. 
Marasmius floriceps Berk. & Curt. Jour. Linn. Soc. 10: 298. 1868. 
Marasmius hypophaeus Berk. & Curt. Jour. Linn. Soc. 10: 298. 1868. 
Marasmius phaeus Berk. & Curt. Jour. Linn. Soc. 10: 298. 1868. 
Marasmius sanguineus Cooke & Massee; Cooke, Grevillea 17:59. 1889. 
Pileus membranous, convex or campanulate to expanded, usually umbonate, solitary or 
gregarious, 0.5-1.5 cm. broad; surface persistent purplish-red or fulvous-red, glabrous, more or 
less sulcate-striate, margin concolorous, entire to slightly crenate: lamellae few, distant, pallid, 
varying in breadth but usually rather narrow, attenuate-adnexed, rarely inserted, not inter- 
veined: stipe setiform, horny, glabrous, smooth, shining, pale-fuscous to reddish-brown, 
usually paler at the apex, 3-6 cm. long, 0.5-1 mm. thick. 
TYPE LOCALITY: Rio de Janeiro, Brazil. 
Hasirat: On fallen decayed leaves and wood. 
DISTRIBUTION: Throughout tropical regions. 
InLusTRATION: Mont. Pl. Cell. Cuba pl. 17, f. 4. 
72. Marasmius tageticolor Berk. Jour. Bot. & Kew Misc. 8: 136. 
1856. 
Pileus membranous, umbonate, solitary or gregarious, 5-20 mm. broad; surface smooth, 
glabrous, reddish or chestnut, marked with luteous rays over the lamellae, rugose on the umbo, 
margin concolorous, broadly dentate, resembling that of an open parasol: lamellae about 8 in 
number, ventricose, attenuate at both ends, luteous, with very broad, smooth interspaces: 
stipe capillary, pale-umbrinous, glabrous, 2.5-4 cm. long, 0.5 mm. thick. 
Type LOCALITY: Panuré, Brazil. 
Hasrrat: On dead branches, leaves, and leaf-stalks. 
DISTRIBUTION: St. Vincent, West Indies; also in Brazil. 
ILLUSTRATION: Jour. Bot. & Kew Misc. 8: pi. 5, f. 1. 
73. Marasmius purpurascens Berk. & Curt. Jour. Linn. Soc. 10: 296. 
1868. 
Pileus thin, infundibuliform, 18 mm. broad; surface pale-purple, white when dry, finely 
tomentose, margin striatulate: lamellae concolorous, decurrent, very crowded, very narrow: 
stipe glabrous. 2.5 cm. long. 
TYPE LocaLity: Cuba. 
Hasirat: On sticks in shady woods. 
DisTRIBUTION: Known only from the type locality. 
