Nov. 1905] North American Species of Marasmius 
235 
Growing on old wood, sticks, etc. Pileus 1-2 cm. in diameter, 
the stipe 2-3 cm. long and nearly 2 mm. thick; the young pileus 
even and rufous, soon becoming white. 
60. MARASMIUS CALOPUS Fries. Hym. Eur. Agari- 
cus cabopus Persoon, Synopsis. 1801. 
Inodorous. Pileus a little fleshy, tough, convexo-plane or 
depressed, even at length rugose, whitish. Stipe fistulous, equal, 
glabrous, without a root, shining, bay-rufous. Lamellae emargi- 
nate adnexed, thin, white; spores elliptic, 7x4 mic. 
Growing on twigs and stems in woods. Rather smaller than 
M. scorodonius, but with a longer stipe. 
B. STIPE VELVETY OR P RUIN ATE. 
d. Lamellae colored. 
61. MARASMIUS SUBCORACINUS B. & C. Fungi 
Cub. 91. 
Pileus plane, rugose, coriaceous, rufescent. Stipe subvelvety, 
glabrescent, brown. Lamellae distant, adnate, brown. 
Growing on sticks in woods. 
62. MARASMIUS GLAUCOPUS Pat. in Duss. . en 
Champ. 1903. 
Pileus campanulate-convex, plicate-sulcate, dark rufous-pur¬ 
ple, velvety. Stipe cylindric, hollow, dark tawny-red. Lamellae 
broad, rather close, unequal, dark purple; spores ovoid, hyaline, 
8x5 mic. 
Growing on trunk of Chrysophyllum. Pileus 2 cm. in diam- 
ter, the stipe 3 cm. long and 3 mm. thick. 
b. Lamellae white or pallid. 
d. Pileus colored. 
63. MARASMIUS OLNEYI B. & C. Ann. & Mag. N. H. 
i8 59 - . 
Pileus convex, glabrous, striate, rufescent. Stipe white, 
minutely, pulverulent-tomentose, insititious. Lamellae white, dis¬ 
tant, free, forming by their junction a little collar round the top 
of the stipe. 
Growing on dead twigs. Pileus 8-9 mm. in diameter, the 
stipe 3-4 cm. in length and not 2 mm. thick. 
64. MARASMIUS PUSIO B. & C. Ann. & Mag. N. H. 
XII. 426. 
Extremely small. Pileus membranaceous, slightly convex, 
delicately striate, pale purple-brown. Stipe very slender, whitish, 
obscurely tomentose or pulverulent. Lamellae moderately broad, 
numerous, ventricose, adnate, dirty white. 
Growing on the bark of trees. Pileus scarcely more than 2 
mm. in diameter, the stipe 16-20 mm. long and very slender. 
