1890.] NATURAL SCIENCEH OF PHILADELPHIA. 219 



NEW NORTH AMERICAN FUNGI. 



BV J. B. ELLIS AND BENJAMIN M. EVERHART. 

 Typhula subfasciculata. 



On bark of dead elm, London, Canada, Dec, 1889. J. Dearness, 

 1245. Subfasciculata, 2-3 together or single, cylindrical, curved, 

 1-2 mm. high, white-farinose, contracted above into a pointed, rather 

 darker colored apex. Basidia 15-25 p.. long with a rounded obtuse 

 head 6-8 //. diam. and a cylindrical base 5-6 /ji. diam. Spores not 

 satisfactorily made out, apparently small, 3x2 !j.. 



Stereum atrorubrum. 



On old logs, British Columbia, May, 1889. Macoun, No. 86. 

 Fan-shaped or reniform, 1-3 cm. broad and long, coriaceous, thin, 

 narrowed behind into a sessile base, yellow at first (about the same 

 color as S. eomplicatum) and tomentose pubescent with a few narrow 

 faint zones, but when mature of a dull dark red (about the color of 

 the pileus of Pol. lucidus) with the surface glabrous and densely radi- 

 ate-rugose, margin lobed and crisped and in some specimens, prolif- 

 erous, young hymenium yellow, becoming when old nearly brick 

 color when moist, paler when dry. In the mature state the 3-5 con- 

 centric zones are more distinct and slightly elevated. The specimens 

 roll up in drying and become hard and brittle. 



Hymenochaete rugispora. 



On charred wood of Abies Douglasii, British Columbia, May, 

 1889. Macoun, No. 94. Subpeltate, umber color throughout, mar- 

 gin divided into numerous small (J cm. broad) pilei which are partly 

 reflexed and tomentose, thick (2-3 mm.), firm, uneven (colliculose), 

 often two or more confluent, forming a patch 5 cm. or more across. 

 Hymenium of vertically-fibrous structure, bristles subcylindrical, 

 100-150 X 7-8 fj.. slightly thickened, roughish and obtuse above. 

 Spores oblong with an oblique apiculussubhyaline at first, becoming 

 rusty-brown, wrinkled, 6-8 x 3 /j.. 



Asterina rubioola. 



On living leaves of Rubtis oecidentalis, London, Canada, Sept., 

 1889. J. Dearness 712. Spots rusty yellow-brown, indefinite, paler 

 below, confluent over large areas of the leaf. Perithecia epiphyllous, 

 solitary or 2-4 connate, depressed-hemispherical, pierced above, 

 black, 75-80 /j.. diam. Asci oblong, sessile 35-45 x 12-15 ,a. with 



