129 
nent, compressed ostiolum ; asci clavate, 45-55 X 7», paraphysate; 
sporidia biseriate or oblique, oblong-fusoid, 4-nucleate, becoming 
faintly 3-septate and slightly constricted. in the middle, hyaline 
subobtuse, straight or slightly curved, 12-13 X 3-3% pu. 
LopHIDIUM TRIFIDUM E. & E. 
On decorticated Salix, Mt. Paddo, Wash., alt. 7000 ft. (Suks. 
dorf, no. 483.) 
Perithecia gregarious, ovate-conic, about I mm. in diameter 
the broad base lightly sunk in the wood, mostly with an acutely 
elliptical depression at the top, in the center of which is the nar- 
row, inconspicuous ostiolum. When old and empty, the perithecia 
open above with three broad laciniae; asci cylindrical, 130-150 
X 12 yp, including the short stipe; sporidia uniseriate, oblong-ellip- 
tical, 5-septate, with one or more cells divided by a longitudinal 
septum, slightly constricted in the middle, 20-23 X 12 p. 
Comes near C. Populi H. Fabre. 
LopHIDIUM RUDE E. & E. 
On weather-beaten cottonwood shingle, Smith Co., Kansas, 
April, 1896. (Bartholomew, no. 2102.) 
Perithecia scattered or gregarious, semi-emergent, subglobose, 
brown, not polished, 14-34 mm. in diameter; ostiolum short- 
cylindrical, only slightly compressed; asci cylindrical, 8-spored, 
paraphysate, p. sp. 75-80% 12-14»; sporidia uniseriate, ob- 
long-elliptical or oblong-cylindrical, brown, 4-8-septate, not con- 
stricted, obtuse, with a longitudinal septum, more or less distinct, 
running through two or more of the cells, 22-35 X 8-12. 
Many of the sporidia show no longitudinal septum. 
LAESTADIA RUBICOLA E. & E. 
On dead stems of Rubus strigosus, Granton, Ontario, Canada, 
Aug., 1895. (J. Dearness, no. 2353.) 
Perithecia thickly scattered, subcuticular, depressed-hemi- 
spherical, collapsing, and by the falling away of the papilliform 
ostiolum, broadly perforated above; asci clavate-cylindrical, stipi- 
tate, 60X 7-8», (p. sp.), narrowed and acute above and below; 
paraphyses obscure, shorter than the asci; sporidia biseriate, 
oblong-elliptical, hyaline, 2-nucleate, ends obtusely rounded, 12-14 
X 5-6p. 
LarsTaDIA SCROPHULARIA E. & E. 
On dead stems of Scrophularia, London, Canada, August, 
1895. (J. Dearness, no. 2342.) 
