convex, suberumpent, pierced above, 75 it, diam., black. Asci oblong, 

 rather broader below, sessile, 24-27 x 12 p.. Sporidia biseriate, short- 

 fnsoid, subobtuse, slightly curved, uniseptate, hyaline, about 12 x 3j p\ 

 slightly constricted. 



On living leaves of Asimina triloba, Ohio (Kellerman). 



S. Opiintise, E. & E. Journ. Mycol. IV, p. 97. 



Perithecia gregarious, 100-112 p diam., in patches 2-10 nun. 

 across. Ostiola ernmpent, globose, imperfectly quadrisulcate-cleft. 

 Asci oblong-cylindrical, 60x8-9 ft, sessile, without paraphyses. Spo- 

 ridia biseriate, clavate-fusoid, uniseptate, slightly bent at the septum, 

 nucleate, yellowish, 20-22 x 3 [x. Remarkable for its peculiar ostiola. 



On dead leaves of Op untia, Louisiana (Langlois). 



S. rosigena, E. & E. Journ. Mycol. Ill, p. 45. 



Maculicolous. Spots amphigenous, reddish-brown, with a purplish 

 border, definite, 3-4 mm. diam. Perithecia epiphyllous, thickly scat- 

 tered over the spots, minute (60-75 ft), partly ernmpent, subastomous, 

 black. Asci subclavate-oblong, 25-30x8-10 ft. Sporidia biseriate. 

 clavate-oblong, hyaline, uniseptate, 10-12 x 2 ft, ends subacute. Not 

 to be confounded with Lmstadia Rosce, Auersw. 



On living leaves of cultivated roses, Louisiana (Langlois). 



S. oleina, Cke. Journ. Bot, 1883, p. 107. 



Exsicc. Rav. F. Am. 754. 



Epiphyllous. Spots white, suborbicular, 2-3 mm. diam., with a 

 reddish margin, sometimes confluent. Perithecia depressed, 75-80 ft 

 diam., perforated above, often 2-3-confluent, subcircinnate, with a slight 

 mycelial fringe around the base. Asci clavate-cylinclrical, 25-30 x 6 ft. 

 Sporidia subbiseriate, oblong-elliptical, 12x4/^. Spermogonium Phyl- 

 losticta oleina, Cke. 



On leaves of Olea Americana, Aiken, South Carolina. 



The measurements of perithecia and asci were taken from speec. 

 in Rav. F. Am. 



S. staphylina, E. & E. Journ. Mycol. Ill, p. 128. 



Maculicolous. Spots amphigenous, irregular, often narrow and 

 elongated, mostly few on a leaf, 2-4 mm. or sometimes 1-1 { cm. diam., 

 and occasionally occupying an entire half of the leaf, causing the 

 affected part to dry up and fall away. Perithecia minute, visible on 

 both sides, sublenticular and subastomous, membranaceous, black, 



