348 Peck: NEW SPECIES OF FUNGI 
_ This species is similar to Agaricus bulbosus McCl. in having a 
bulbous stem, but it differs in color (no yellowish hues being found 
in it),in flavor, and in the size of the spores. It is respectfully 
dedicated to its discoverer. 
Psathyrella caespitosa 
Pileus thin, convex, subumbonate, striate or subsulcate on the 
margin, grayish-brown, flesh gray, taste farinaceous ; lamellae thin, 
subdistant, adnate, cinereous, becoming black or blackish-brown ; 
stem slender, hollow, mealy and white at the top, brownish below ; 
spores black, oblong or narrowly elliptic, 15-20 long, 8-10 
broad. 
Pileus 1.5-2.5 cm. broad; stem 6—7 cm. long, 2-3 mm. thick. 
Cespitose ; in rich soil and grassy places under sycamore trees. 
San José, California. February. Miss A. M. Patterson. 
A species well-marked by its tufted mode of growth, there be- 
ing 15 or more individuals in a tuft. In the dried state the pileus 
appears to be rugose-striate. 
Hydnum Kauffmani 
Pileus dimidiate, sessile, convex or nearly plane, soft but tough 
or coriaceous, strigose with rather long subappressed fascicles of 
fibers, uneven, subochraceous, flesh whitish, radiately fibrous ; 
aculei subcylindric or subulate, 2-3 mm. long, sometimes adhering 
to each other and forming clusters as if gelatinous, acute, creamy- 
white, becoming darker in drying, sometimes stained with yellow, 
especially around the margin; spores hyaline, elliptic, 4-5 # long, 
2-3 p broad. 
Pileus about 6 cm. broad; stem about 4 cm. long. 
Decaying cottonwood. Marquette, Michigan. August. ae 
H. Kauffman, to whom the species is respectfully dedicated. The 
adhering aculei constitute a prominent distinguishing character. 
Macrophoma tiliacea 
Perithiecia scattered, nestling in the bark, covered by the epi- 
dermis which is minutely punctured by the erumpent ostiola, de- 
pressed or broadly conic, pierced by a circular ostiolum, black ; 
cS oblong, hyaline, rounded at the ends, 18-307 long, 8-94 
road, 
Dead branches of basswood, Zilia americana L. Oberlin, 
Ohio. March. F. O. Grover. 
