( 298 ) 
Boletus tomentipes sp. nov. 
Among decaying oak leaves; pileus fleshy, 3 cm. thick, 
9-13 cm. in diameter, convex to expanded, clear brown 
ane. dry, at first minutely velvety-tomentose, becom- 
ing glabrate; hymenium ventricose, deeply and broadly 
when bruised or in drying, pores small, rounded (less than 
I mm. in the dried specimens); spores brownish, elliptical, 
about 14 x 7 #3 stipe exannulate, 8-13 x 2.5-3.5 cm., cylin- 
drical, densely but minutely velvety-pubescent, at length 
sometimes subglabrate above, brick-red, flecked with brown 
below, solid; flesh whitish or brownish-white, changing to 
blue when injured. 
Stanford University, California, November 30, 1901, C. 
F. Baker, no. 132. 
This species should be referred to the section Subtomentose 
although in some of its characters it approaches the Edu/es. 
It is well marked by the double change of color when injured, 
the pores becoming brick-red while the flesh changes to blue. 
The specimens discolor badly in drying. 
AGARICACEAE. 
Collybia fimicola sp. nov. 
On decaying horse manure in pastures; pileus thin, 2-5 
cm., convex to expanded or somewhat depressed, subum- 
bonate, sordid cinereous-brown, the center darker, smooth, 
shining, not striate; lamellae thin, rounded behind, slightly 
adnexed, interveined, heterophyllous, distant, ventricose, 
pale eae pi wn}; spores white, elliptical, 6x4; stipe 
3-5 cm. X 3-5 mm., equal or slightly enlarged above, sub- 
oa above, eae hirsute-tomentose below, base brown- 
ish, apex nearly white (discolored in the dried saan 
cartilaginous, hollow; flesh thin, white, unchanging, mil 
Stanford University, California, November 30, 1901, C. 
F. Baker, no. 153. 
Entoloma plumbeum sp. nov. 
In old pastures, subgregarious; pileus 4-7 cm., irregular, 
often asymmetrical, expanded or at length depressed, pale 
