361 



or elliptical, in a transverse section, longer diam. about 400 /i. Asci 

 clavate, subsessile, paraphysate, 8-spored, 75x12 fz. rounded at the 

 apex. Sporidia biseriate, broad-fusoid, slightly curved, 3-septate and 

 constricted at the middle septum, 20-27 x 7-9 //. including the hyaline 

 envelope. 



On dead stems of Desmodium, Newfield, N. J. 



The substance of the perithecia under the microscope is purple. 



L. Utahensis, E. & E. (in Herb.) 



Perithecia scattered or subgregarious, subcuticular, slightly 

 fringed around the base with mycelial threads, small, 150-175 //diam., 

 closely covered by the cuticle, collapsing to concave. Ostiolum mi- 

 nute, papilliform. Asci oblong-cylindrical, 55-60 x 7-8 //, sessile, par- 

 aphysate. Sporidia crowded-biseriate, oblong-fusoid, subinequilateral, 

 3-septate, ends subobtuse yellowish at first, finally opake, 15x3 /jl, 

 remaining for some time Uniseptate. 



On dead stems of some (umbelliferous)? plant, Pleasant Valley, 

 Utah (S. J. Harkness). 



L. Coniothyrium, (Fckl.) 



Sphceria Coniothyrium, Fckl. Symb. p. 115^ and Nachtr. II, p. 89. 

 Leptosphceria Coniothyrium, Sacc. Syll. II, p. 29. 

 Exsicc. Rehm Asc. 388, 



Perithecia gregarious, nestling under and attached to the epi- 

 dermis, depressed-globose, with a papilliform, erumpent ostiolum, black, 

 \ mm. diam. Asci cylindrical, substipitate, 8-spored, 60-90x5-7 /i. 

 Sporidia oblique or subbiseriate, oblong, subobtuse, 3-septate and 

 slightly constricted at the septa, the second cell somewhat broader, 

 often slightly curved, brownish, 10-15 x 2 J-4 jut. Paraphyses filiform. 



On dry capsules of Salix glaum, Kobbefiord> Greenland. 



L. Kalmire, Pk. 39th Rep. p. 53. 



Perithecia subcespitose, erumpent, 350-450 p. diam., subhenii*- 

 spherical, thick, black, the ostiola pertuse or slightly papillate. Asci 

 cylindrical, 100-112x7-8 (jl. Sporidia uniseriate, oblong or sub- 

 fusoid, 3-septate, sometimes slightly constricted at the middle septum, 

 colored, 16-20 x 6-7 \ /jl. Paraphyses filiform. 



On dead stems of Kalmia angust/ifolia, Adirondack Mts., N. Y. 



Generally there are 3-4 perithecia in a cluster, but sometimes 

 they are single, and occasionally compressed. 

 46 



