361 



*>r elliptical, in a transverse section, longer cliain. about 400 p.. Asci 

 rlavate, subsessile, paraphysate, 8-spored, 75x12 p.. 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 Desmodi um, Xewfield, X. J. 



The substance of the perithecia under the microscope is purple. 



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



Perithecia scattered or subgreffarious, subcuticular, slightly 



o t_j t 



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

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

 nute, papilliform. Asci oblong-cylindrical, 55-60 x 7-8 /JL, 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. Coniothf rinm, (Fckl.) 



Sph&ria Coniothyrium, Fckl. Symb. p. 115, and Nachtr. II, p. 89, 

 Lcptosph&ria 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, 60-90 x 5-7 /JL. 

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

 slio-htlv constricted at the septa, the second cell somewhat broader. 



O t, 



often slightly curved, brownish, 10-15x2|-4 //. Paraphyses filiform. 

 On dry capsules of Salix glauca, Kobbefiord, Greenland, 



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



Perithecia subcespitose, erumpent, 350-450 t u diam., subhemi- 

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

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

 I'nsoicl, 3-septate, sometimes slightly constricted at the middle septum, 

 colored, 16-20x 6-7 1 //. Paraphyses filiform. 



On dead stems of Kalmia august (folia, Adirondack Mts., X. Y. 



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

 they are single, and occasionally compressed. 



t/ 



46 



