295 



On yellowish spots on living leaves of Orontium aquaticum, 

 Newfield, N. J. 



S. paiilula, Cke. Grev. VI, p. 146. 



Perithecia scattered, minute, globose, half free, 70 /i diam. Asci 

 clavate, 20 // long. Sporidia elliptical, at length uniseptate. 5 // long. 



On sheaths of Zea Mays, Gainesville, Florida (Ravenel). One of 

 the smallest representatives of the genus, masked by the Clado- 

 spoi-ium with which it is mixed. 



We have seen no specimens, and take the diagnosis and remarks 

 from Grevillea. 



S. ignobilis, Awd. 1. c. p. 17. 



Exsicc. Rab. F. Eur. 1645. 



Perithecia hypophyllous, sunk in the substance of the leaf, scarce- 

 ly piercing the epidermis, scattered, globose, black, pierced above, 

 100-125 fi diam. Asci veiy numerous, clavate-cylindrical, sessile, 

 8-spored; 50 x 6-8 /i. Sporidia overlap ping-uniseriate or subbisoriate, 

 pale, oblong-clavate,' ends rounded, uniseptate, scarcely constricted, 

 10-12 X 4 ;i. 



On Aira alpina, Greenland. 



S. lineolkta, (Rob. & Desm.) 



Sphixria lineolaia, Rob. & Desm. in Ann. Sci. Nat. II, Ser. torn. XIX, p. 351. 

 Spharella lineolata, De Not. Schema, p. 63. 

 Exsicc. Desm. PI. Crypt, de France Ed. 1, 1203. 



Perithecia amphigenous, sunk in the somewhat blackened substance 

 of the leaf, seriate, with the perforated apex rupturing the epidermis, 

 more or less erumpent, globose, black, 60-70 fi diam. Asci obovate 

 or oblong-clavate, sessile, 8-spored, 40-50x12-14 //. Sporidia biseri- 

 ate, oblong or obovate, ends rounded, uniseptate, not at all or only 

 slightly constricted, hyaline, 16-18 x 3^4 {i. 



On Alopecurus alpinus and PoafiUpes, Greenland. 



S. Liizulse, Ckfr. Grev. YI, p, 31. 



Perithecia sunk in the substance of the leaf, punctiform. Asci 

 clavate-cylindrical. Sporidia biseriate, 4-nucleate, becoming unisep- 

 tate, hyaline. No measurements given. 



This species was found by Cooke on De Thimen's specc. of Hen- 

 dersonia Typhoidearum, (Austrian Fungi, 785). 



The specc. in our copy of this collection afford an abundance of 

 cylindrical, yellowish-hyaline, 2-4-nucleate spores 10-20 x 3 /.t, but no 



