363 



snblanceolate in the asci, oblong-elliptical when free, straight or slight- 

 ly curved, pale yellow. 2025 x 5-6 fi, 3-septate at first, becoming 5- 

 septate. 



On dead stems of Bocconia (cult.), Newfield, N. J. 



L. cassiacola, E. & E. Journ. Mycol. II, p. 41. 



Perithecia gregarious, minute, 125-175 a diam., covered by the 

 blackened epidermis, which is raised into little pustules and at length 

 pierced by the papilliform ostiola. Asci 70-75 x 8-10 fx. Sporidia 

 biseriate, fusiform, slightly curved, 5-septate, yellow-brown, not con- 

 stricted at the septa. Has the general aspect of a Sphcerella. 



On dead stems of Cassia, Houston, Texas (Ravenel). 



L. subcaespitosa, Cke. & Hark. Grew XIV, p. 10. 



Perithecia erumpent, subcespitose, black, crowded, 4-8 in a clus- 

 ter or arranged in elongated strips. Ostiola cylindrical, elongated, 

 emergent, Asci clavate, 8-spored. Sporidia lanceolate, constricted 

 in the middle, 5-septate, brown, 35-38 x 7 /i. 



On stems of Geranium, California (Harkness). 



L. Ogilvicnsis, (B. & Br.) 



Sphazria Ogilviensis, B. & Br. Brit. Fungi, No. 642, tab. XI, fig. 2S. 

 Leptosphceria Ogilviensis, Ces. & De Not. Schema, p. 61. 

 Exsicc. Kunze F. Sel. 332, 580. Rab. F. E. 2115. Rehm. Asc. 35, 534. Thuni. M. U. 649. 

 EH. N. A. F. 585.-1411. Fungi Hung. 163. M. March. 746, 2537. 



Perithecia mostly very numerous, thickly scattered over the stems. 

 at first covered, or with only the papilliform ostiolum projecting, after- 

 wards naked and free, depressed-hemispherical, with flattened, sessile 

 base, black and shining, finally umbilicate. Asci cylindrical, sessile. 

 60-75 x 10-12 //, with filiform paraphyses. Sporidia fasciculate, long- 

 fusoicl, obtuse at the ends, constricted in the middle, often with one 

 half broader than the other, 5-septate, yellow-brown, 35-40 x 3J-4 //.. 



On dead herbaceous stems, especially of the Composite, Aster 

 Eriyeron, Bidens, Solidago, Newfield, N. J. 



L. tenera, Ell. Bull. Torr. Bot. Club, VIII, p. 124. 



Perithecia gregarious, seated just beneath the cuticle which closely 

 covers them, and is raised into little pustules and blackened, 200- 

 300 ii diam., subglobose or a little depressed, strongly fringed around 

 the base with brown, spreading hyphae. Ostiolum papilliform, erum- 

 pent. Asci clavate-cylindrical, slender, 65-70 x 5-6 //, paraphysate. 

 Sporidia overlapping and subbiseriate above, fusoid. slightly curved. 



