366 



8-11 u, 3-5-septate, cylindric-oblong, agreeing with specc. from Dr. 

 Winter. 



L. agnita, (Desni.) 



Sphceria agnita, Desm. Ann. vSci. Nat. Ill, Ser. 16 vol. p. 313. 

 Leptosph&ria agnita, Ces. & De Not. Schema, p. 62, 



Exsicc. Desm. Pi. Cryp. Ed. I, 713. Cke. F. Br. ist Ser. 277, 2d do. 255. Rab. F. E. 2042, 

 Rehni Asc. 144. Thum. M. U. 1257. 



Perithecia scattered, erumpent, becoming free, base applanate, 

 black and subshining, about ^ mm. diam., seated on gray, effused spots. 

 Ostiolum papilliform, pierced, sometimes short-cylindrical. Asci sub- 

 clavate-cvlindrical, narrowed slightly above and more so below. 



*' *-' 



8-spored, 1 20-125 x 8 //. Sporidia inordinate, elongated-fusoid, strongly 

 constricted in the middle, 8-celled (7-septate), the fourth cell from the 

 upper end generally somewhat swollen, yellow-brown, 30-35 x 3J JJL. 

 Paraphyses filiform. 



On dead stems of Impatiens, West Chester, Pa. (Everhart), on 

 dry stems of Hier<n:itii/i vulgatum, at various localities in Greenland 

 (Rostrup). 



L. aciita, (M. & N.) 



Sphczria acuta, M. & N. Stirp. Crypt. Vosges, No. iSr. 



Pleospora acuta, Fckl. Sjoiib. p. 135. 



Leptosphteria acuta, Karst. My col. Fenn. II, p. 98. 



Sph&ria coniformis, Fr. S3 r st. M^'c. II, p. 508, sec. Karst. 



Exsicc. Fckl. F. Rh. 900. Rab. Herb. Mycol. 44, 729. Thum. M. U. 1287. M. March 45, 

 Plowr. Sph. Brit. 89. Cke. Fungi Brit. Ser. I, 265, Ser. II, 254. Rehm Asc. 783, 

 Desm. PI. Crypt. Ed. I, 36. 



Perithecia scattered, at first covered by the epidermis, afterwards 

 bare and free, conical, running up into a thick, obtuse, perforated 

 ostiolum, black, glabrous, shining, about 350 // diam. Asci cylin- 

 drical, elongated, 8-spored, 130-140 x 10 //. Sporidia biseriate, fnsoid, 

 straight or a little curved, subinequilateral, 6-10-septate, yellowish. 

 36-50 x 5-6 /i. Paraphyses slender, filiform. 



On dead herbaceous stems, Carolina and Virginia (Berk, in 

 Grcv.). Probably not uncommon. 







L. torulttspora, (Cke.) 



torultzspora, Cke. Texas Fungi, 136. 

 Leptosphczria torulispora, Sacc. 83'!!. 3000. 

 Heptameria tomlispora, Cke. Syn. 4804. 



Perithecia gregarious, erumpent-superficial, conic-hemispherical, 

 about J mm. diam., glabrous, black, flattened at base, ostiolum conic- 

 papilliform, distinct. Asci cylindrical, sessile or nearly so, 75-80 x!2 

 /ji, with abundant paraphyses. Sporidia fasciculate, fasoid-eylindrieal, 



