SPHL^ROXEMEI. 445 



1313. Septozia heterochroa. Desm. " Varicoloured Septoria." 



Spots scattered, small, roimded, grejish-brown, then wliite, 

 with a brown border; perithecia few, brown, at length black, 

 pierced, concave when dry ; spores linear, slender, straight or 

 curved. — Ann. Sc. Nat. 1847, viii. p. 22. Sphceria {Depazea) 

 vagans, Fr. S.M. ii.p. 532. Berk. Ann. N.H. no. 105. Berk. exs. 

 no. 188. Cooke exs. no. 140. 



On leaves of Lamiiim album, Mallow, &c. 



1314. Septozia stemmatea. Berk. " Cowberry Septoria." 



Epiphyllous, gregarious ; perithecia globose, minute, seated 

 upon rounded bleached spots. — Sphceria (Depazea) stemmatea, 

 Fr. S.M. ii.p. 528. Berk. Ann. N.H. no. 192. 



On living leaves of Vaccinium Vitis Idea. 



1315. Septoria graminum. Desm. "Grass Septoria." 



Spots oblong, pallid, surrounded by a more or less distinct 

 darker line ; perithecia obscurely disposed in lines, immersed ; 

 spores linear, straight, or curved. — Desm. Ann. Sc. Nat. 1^-i^, 

 xix.p. 339. Sphceria [Depazea) graminicola, Berk. exs. no. 186. 

 Ann. N.H. no. 103. Cooke, exs. no. 208. 



On grass. [Low. Carolina.] 



The perithecia are so minute as scarcely to be visible to the naked eye. 



1316 Septoria hederae. Desm. " Ivy Septoria." 



Spots dirty-white, surrounded by a broad brown border ; peri- 

 thecia gregarious, globose, naked, opaque, at length black ; spores 

 linear, slender, straight. — Desm. exs. no. 341. Ann. Sc. Nat. xix, 

 7). 340. Sphceriahedercecola, Fr. S.M. ii.p. 528. Eng.Fl. v. p. 279. 

 Moug. exs. no. 663. Cooke, exs. no. 126. Fckl. exs. no. 503. 



On ivy. Common. 



1317. Septoria populi. Desm. " Poplar Septoria." 



Spots white, or greyish, with a brown border; perithecia 

 hypophyllous, scattered, depressed, soon splitting all round ; 

 spores elongated, obtuse, curved, uniseptate. — Desm.exs.no. 1731. 

 Ann.Sc. Nat. 1843. xix.^^;. 345. Sphceria frondicola,Fr.Ohs. ii.t. 

 5,/. 6, 7. S.M. ii.p. 529. Eng. Fl. v.p. 280. Moug. exs. no. 369. 

 Cookeexs.no. 14:6. Kl.exs.no. 1958. 



On poplar leaves. Autumn. 



