Nov. 1905] North American Species of Marasmius 
245 
108. MARASMIUS MELANOPUS Morgan, Journ. 
Soc. N. H. 1895. 
Pileus membranaceaus, convex, glabrous, not striate, pur¬ 
plish-gray. Stipe slender, hollow, glabrous, black, smooth, pol¬ 
ished and shining. Lamellae adnate, subdistant, rather broad, 
purplish-gray; spores obovoid, apiculate, 5-6 x 2.5 mic. 
Growing on old leaves. Pileus 4-6 mm. in diameter, the 
stipe 2-4 cm. long. 
V. LAMELLAE WHITE. 
a". Pileus colored. 
109. MARASMIUS ANDROSACEUS Fries. Epic. 1836. 
Agaricus androsaceus Linnaeus, Sp. Plant. 1753. 
Pileus membranaceous, convex, subumbilicate, striate, gla¬ 
brous. Stipe horny, fistulous, glabrous, black. Lamellae adnate 
to the stipe, distinct, simple, whitish; spores ovoid-oblong, 6-8 x 
3-4 mic. 
Growing on old leaves in woods. Pileus 6-12 mm. in diam¬ 
eter, the stipe 3-5 cm. long. 
no. MARASMIUS BAMBUSINUS Fries. Epic. 1838. 
Agaricus bambusinus Fries in Linnaea V. 
Pileus membranaceous, very delicate, convexo-plicate, rufes- 
cent. Stipe capillary, glabrous, blackish. Lamellae adnate, few, 
equal, venose, white. 
Growing on fallen culms of sugar-cane. Antilles. A com¬ 
mon species. 
hi. MARASMIUS RHODOCEPHALUS Fries. Nov 
Symb. 1851. 
Pileus membranaceous, convex, plane, sulcate, persistently 
rose-red, the margin entire. Stipe setiform, glabrous, shining, 
pale brown; the base simple, insititious. Lamellae few and very 
distant, equal, pallid, adnate. 
Growing on old roots and branches; Mexico. Pileus 4-6 
mm. in diameter, the stipe 2-3 cm. long. 
112. MARASMIUS HELVOLUS Berk Journ. Bot. 
1856. 
Pileus campanulate, fulvescent, nearly even, the margin 
undulate. Stipe brown, insititious. Lamellae few, ventricose, 
adnexed, pallid. 
Growing on dead leaves and old trunks. Pileus 13 mm. in 
diameter, the stipe 2-3 cm. long. 
113. MARASMIUS ACICULIFORMIS B. & C. Fungi. 
Cub. 121. 
Pileus convex, fulvous, scarcely sulcate. Stipe setiform, 
rigid, glabrous, shining, fulvescent. Lamellae few, whitish. 
