365 



black, glabrous, snbspherical. Ostiolum papilliform. Asci clavate- 

 cylinclrical, 75-100 x 15-1 8 //., paraphysate. Sporidia crowded, linear- 

 lanceolate, yellowish, nucleate and uniseptate at first, finally 5- or more- 

 septate, constricted and more or less swollen in the middle. 37-50 x 

 3J-5 p. 



On dead leaves of Mertensia, Utah (Jones). Closely allied to 

 L. Ogilviensis, but sporidia rather larger, and perithecia not col- 

 lapsing. 



L. Lophanthi, (B. & C.) 



Splicer ia Lophanthi, B. & C. Grev. IV, p. 152. 

 Leptosphceria Lophanthi, Sacc. 83-!!. 3163. 

 Heptamcria Lophanthi, Cke. Syn. 4953. 



Perithecia minute, covered by the cuticle. Asci oblong. Spo- 

 ridin fusiform, slightly curved, 6-septate, 50 // long. 

 On Lophanthus, Pennsylvania (Michener). 



The spree, distributed under this name in Roum. F. Gall. 3954. 

 are some sterile, worthless thing and give no assistance. 



L. inescedema, (B. & C.) 



Splicer ia mesa'dema, B. & C. Grev. IV, p. 151. 

 Heptameria mescedema, Sacc. Syll. 3187, Cke. Syn. 4979. 



Perithecia at length liberated, conical. Sporidia elongated, 

 acuminate at each end, with about 8 septa, the central joint swelling. 

 52 n long. 



On Eupatorium coronopifolium and Cirsium mutt nun, South 

 Carolina. 



L. Artemisiie, (Fckl.) 



Sphceria Artemisia, Fckl. F. Rh. 896. 

 Pleospora helminthospora, Fckl. Symb. p. 138. 



Leptosphceria Artemisice, Awd. in Herb, and in Hedw. 1878, p. 46. 

 Kxsicc. Rab. F. K. 1725- 



Peritln'cia somewhat scattered, covered, not erunipent, obtusely 

 globulose, and papillate. Asci elongated-clavate, 120-130x16-18 //, 

 paraphvsate, 8-spored. Sporidia subbiseriate, fusoid. straight or 

 curved. 35-38x6-7 //, yellowish-olive, 5- (rarely 7-) septate, slightly 

 constricted at the septa. 



On dead stems of Artemisia cana. Helena, Montana (Kelsey). 



The pycnidial stage, Hendersonia Artem^ifc. Sacc.. was not 

 observed. This has erumpent-superficial perithecia of medium size 

 with cylindrical ostiola as long as the diameter of the perithecia, and 

 fusiform sporules 40 x 8 /*, 5-6-septate, yellowish and slightly con- 

 stricted at the septa. In the Montana specc. the sporidia are 20-26 x 



