42 NEW YORK STATE MUSEUM 
Entoloma fumosonigrum 
Pileus fleshy, thin, convex or nearly plane, involute on the 
margin, dry, subglabrous, smoky black, flesh white, taste disa- 
greeable; lamellae moderately close, sinuate adnate, eroded on 
the edge, at first white, then pale pink; stem slender, equal or 
slightly tapering upward, stuffed, glabrous or fibrillose, pruinose 
at the top, colored like or a little paler than the pileus, with a 
white mycelioid tomentum at the base, sometimes wholly white; 
spores subglobose, slightly angular, uninucleate, often with an 
oblique apiculus at one end, 8-10 p» long. 
Pileus 2-5 cm broad; stem 4-5 cm long, 2-4 mm thick. 
Under trees in swamps. Stow, Mass. September. S. Davis. 
Apparently related to Ent o loma nlelanvee psi@uaw es 
from which it is separated by its stuffed stem and smaller spores. 
Prom EX Tuliginarium Karst) by the evenmmarsinmommme 
pileus and the paler color of the lamellae. 
Pileus carnosus, tenuis, convexus vel subplanus, margine in- 
volutus, siccus, subglaber, fumoso niger, carne alba, sapore in- 
grato; lamellae subconfertae, sinuatae, adnatae, acie erosae, pri- 
mum albae, demum pallide incarnatae; stipes gracilis, aequalis 
vel leviter sursum attenuatus farctus, elaber vel leviter fibril- 
losus, ad apicem pruinosus, pileo in colore similis vel pallidior 
basi tomento albo ornatus, interdum omnino albidus; sporae sub- 
globosae, leviter angulares uninucleatae, saepe oblique apicula- 
tae, 8-10 mw longae. 
Pileus 2-5 cm latus; stipes 4-5 cm longus, 2-4 mm crassus. 
Flammula brunneodisca 
Pileus fleshy, thin, broadly convex or nearly plane, umbonate, 
slightly viscid with a separable pellicle, slightly innately fibril- 
lose, ochraceous yellow with a brown center, flesh white; lamel- 
lae thin, close, adnate with a decurrent tooth, pale yellow becom- 
ing rusty brown; stem slender, equal, solid, glabrous, pale yel- 
low without and within, paler at the top; spores ellipsoid, 6-8 x 
4-5 pb. 
Pileus 2.5-6 cm broad; stem 2-3 cm long, 4-6 mm thick. 
Cespitose. “On ground at the edge of a stone but probably 
growing from a buried root.” Waltham, Mass. October. 
G. E. Morris. 
Pileus carnosus, tenuis, late convexus vel subplanus, umbona- 
tus, leviter viscidus, obscure et innate fibrillosus, pallide ochrace- 
