144 REVISION OF THE NORTH AMERICAN НүрхАСЕАЕ 
Plants very large, low and broad, terrestrial, light to dark 
brown, 4-6 cm. high ; pileus convex to depressed, subplane, irregu- 
lar, somewhat uneven, sometimes confluent, 6-15 cm. wide ; mar- 
gin subrepand, thin, decurved, fertile; surface smooth, subpubes- 
cent, or obscurely scaly toward the center, sometimes subareolate 
by reason of superficial cracks, light to dark brown or fuscous ; sub- 
stance fleshy, fragile to somewhat tough, thick, nearly equal to the 
length of the teeth, pale brown, when dried often peculiarly light, 
soft and pithy ; stem short, stout, somewhat inclined, uneven, ex- 
centric, solid, subbulbous, 3-5 cm. long, 1-2 cm. wide, concolorous 
with pileus or lighter; teeth coarse, slender, terete, tapering, sub- 
acute, slightly flexuose, smaller teeth scattered among the larger, .- 
subdecurrent, brown to cinereous with whitish tips, 3-10 mm. long, 
0.3-0.7 mm. wide, I or 2 to a mm. ; spores subglobose, very 
coarsely tuberculate, 5.5-8 и wide, dark colored. 
Нав. : On ground in woods. Aug.—Mar. 
КАСЕ: Pennsylvania, Jefferis, Schweinitz ; West Virginia, 
Beardslee 588 ; North Carolina, Memminger, Schweinitz ; Ala- 
Бата, Earle, Lee, Baker. 
squamosus, medio subinde rimosus.” [The Italics by Swartz.] We 
are inclined to believe, therefore, that 
Swartz' species, 
Several of the Specimens have a remarkably light soft pithy 
substance when dried. Whether this indicates a specific distinc- 
tion or is simply a growth character cannot be determined without 
these plants really pertain to 
