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Diderma Mariae-Wilsoni, Clinton. 
Scattered or crowded, sessile, subglobose, smooth, white or pinkish-white, 
outer peridium crustaceous, within at the base brownish-pink, inner peridium 
delicate; columella subglobose, rugulose, slightly colored; spores globose, 
blackish-brown, .0004' in diameter. 
Fallen leaves, sticks, moss, etc. Buffalo, Clinton. Memphis, 
Center and Sandlake. August and October. 
Didymium connatum, Peck. 
Peridium depressed or subglobose, cinereous, furfuraceous, stipitate ; stems 
mostly connate at the base, tapering upward, longitudinally wrinkled, whitish 
or cream color; spores subglobose, black, .0004' in diameter. 
Decaying fungi. Portville. September. 
The subfasciculate mode of growth isa marked feature in this 
species. 
Physarum pulcherripes, Peck. 
Peridium globose, variable in color, ochraceous, gray, brown or black ; stem 
slender, equal or slightly tapering upwards, vermillion ; spores globose, brown, 
.00033' in diameter. 
Rotten wood. Richmondville and Worcester. July. 
The bright color of the stem is quite conspicuous, notwithstand- 
ing the small size of the plant. 
Physarum caespitosum, Peck. 
Peridia aggregated in tufts or clusters, crowded, sessile, smooth, brown or 
blackish-brown; spores dingy ochre, smooth, globose, .00025' in diameter. 
Decaying wood. Greenbush. August. 
Craterium obovatum, Peck. 
Peridium obovate, rugose-wrinkled, glabrous, lilac-brown; flocci whitish ; 
stem colored like the peridium ; spores smooth, globose, black, .0005'-.0006' in 
diameter. 
Decaying wood and fallen leaves. Center, Sandlake and Croghan. 
August and September. 
The operculum is not always distinct, the peridium appearing fre- 
quently to be irregularly ruptured at the apex. 
Stemonitis herbatica, Peck. 
Densely fasciculate; capillitium slender, cylindrical, brown when moist, 
ferruginous-brown when dry; stem black, arising from a membranaceous 
