Denniston—Russulas of Madison and Vicinity . 
77 
Spores: globose or ellipsoidal; stramineus or cream, echinulate, 
8x12//, 7x9/x, 7x7//. 
Pileus: dark purple color. Flesh, grayish un¬ 
der pellicle. Odor of drying plant foetid. 
Gills and stem brown where bruised. 
Stem: sometimes rosy. 
Spores with slight rosy tint. 8x12//,. 
Characters 
on which 
identification | 
is based. 
Characters 
of dried 
specimens. 
f Pileus: dark blackish purple, usually darker in 
center. Margin even or striate. 
^ Gills: isabellinus, or ochraleucus. 
Stem: stramineus, shrinking but little, covered 
with brown spots. 
Habitat. Rich oak woods on ground. 
Locality. Madison, Burlington, Blue Mounds. 
Edibility. Should be perfectly fresh to have good flavor. 
(Mcl.) 
R. decolorans Fr. 
Pileus: subglobate then convex, smooth, slightly viscid when 
moist, livid, brownish red, lighter in center. Symmetrical, 
faintly striate and tuberculate at margin. 6-8 cm.; flesh 
white. Taste, slowly peppery. 
Gills: almost free, subcrowded, equal, rounded in front, inter- 
veined, white then yellowish. 
Stem: 6 cm. long, 1.5 cm. thick, cylindrical, solid, minutely 
striate, white then darker. July. 
Spores: Globose, ellipsoidal, echinulate. 8x10//, 9x11//. 
Characters 
on which 
identification 
is made. 
| Pileus: firm, 3 ^ellowish red, pale at center. 
Gills: subfree, white then yellowfish. 
! Stem: cylindrical, white with darker spots. 
f Pileus: badius at margin, center ferrugineus, re- 
of “ J taming its shape well. 
0 rie I Gills: little changed in form, ochraceous. 
Stem: stramineus, cylindrical. 
specimens. 
PI abitat. On ground in oak woods. 
Locality. Madison. 
Edibility. Esculent and of good quality. (Morgan). 
