352 



visible. Asci subclavate, sessile, 8-spored, 136 i 27 /*. Spo- 

 ridia biseriate. oblong. straight, 34 x 14 //, ends rounded, 3-septate and 

 constricted at the septa, more deeply so at the middle septum, pale, at 

 length brownish. 



On dry leaves oft Andromeda tetragona,in Labrador and Green- 

 land. 



L. hyperbdrea, (Fckl.) 



Plcospora hvpcrborea, Fckl. 2d Deutsch Nordpolfahr. 2, p. 92 and Oitd. Contr. 



Fl. Myc. Now. Semi. p. 153, tab. II, fig. 9. 

 Lcptosphczria hyperborea, Sacc. Syll. 6673. 



Peritliecia seated on the dry upper surface of the leaves, scattered. 

 punctiform, seiniimmersed, surrounded below by the slightly raised, 

 gray substance of the leaf, the free part obtusely-conical, pierced above 

 and very black. Asci oblong-ovate, attenuated at each end, 8-spored, 

 60x24 //.. Sporidia crowded in the middle part of the asci, oblong, 

 ends obtuse, straight, 3-septate, constricted at the middle septum, 

 24 x 8 /JL, yellow-brown. 



On leaves of Andromeda tetruyona, in Greenland. 



L. Ceanotlii, (Cke. & Hark.) 



Sphtzrta Ceanothi, Cke. & Hark. Grev. XIII, p. 19. 

 Leptospharia Ceanothi, Sacc. Syll. 6662, Cke. Syu. 4292. 



Perithecia gregarious, minute, subglobose, covered by the epi- 

 dermis. Ostioluin short, punctifonn. Asci short-clavate, 8-spored. 

 Sporidia sublanceolate, triseptate, yellowish-hyaline, 16-1 8 x4| ti. 



On small twigs of Ceanotfius, California (Harkness). 



L. odora, (Cke. & Hark.) 



Sphizria odora, Cke. & Hark. Grev. 1. c. 

 Leptosph&ria odora, Sacc. Syll. 6666, Cke. Syu. 4296. 



Perithecia scattered, of medium size, globose, black, sunk in the 

 bark and covered by the epidermis. Ostioluin punctiform. Asci 

 clavate, 8-spored. Sporidia biseriate. lanceolate, at first imiseptate, 

 then 3-septate, yellowish-hyaline, 22-25 x 5 /JL. 



On branches of Umbellularia, California (Harkness). 



L. bicuspidata, (Cke. & Hark.) 



Spharia bicic-pidafa, Cke. & Hark. 1. c. 

 Leptosphtrria bicuspidata, Sacc. Syll. 6649. 



Perithecia scattered, covered, innate, subprominent, globose, black. 

 Ostioluin short. Asci clavate, 8-spored. Sporidia fusiform, 3-septate, 

 constricted, brown, with a hyaline, cuspidate appendage at each end. 

 2.") x 8 JJL without the appendages. 



On tAvio'S of Bawltaris, California. 



