274 



more diaui., erumpent, rough, minute, broadly pierced above. Asci 

 oblong, 35-40x6-8 ju, without paraphyses Sporidia biseriate, cla- 

 vate-oblong, uniseptate, 10-12 x 2|-3 p.. 



On living or partly dead leaves of Andromeda polifolia, London, 

 Canada (J. Dearness). 



S. Maclurae, E. & E. I. e. 



Spots red-brown with a definite, darker border, 3-10 mm. diam. 

 or by confluence more, very brittle, the central part paler and soon 

 falling out. Perithecia innate with their vertices erumpent, small 

 (75 pi). Asci oblong-cylindrical, 50 x 8-10 /i, without paraphyses. 

 Sporidia biseriate, oblong-pyriform, constricted, slightly curved, 12- 

 14x5//, ends subacute. 



On leaves of Madura aurantiaca, Missouri (Demetrio). 



S. quadrangulata, E. & E. 



S. Sapindi, E. & E. Journ. Mycol. II, p. 101. 



Perithecia epiphyllous, globose, prominent, mm. diam., scat- 

 tered, on roughish, definitely margined, white spots, 3^ mm. diam. 

 Asci oblong-cylindrical, 60x12 p. Sporidia biseriate, subelliptical 

 (a little narrower at one end), uniseptate and slightly constricted, 

 16x4 p. The conidial stage is a Macrosporium on the same spots, 

 with long, stipitate conidia and slender, septate hyphse. 



On Fraxinus quadrangulata, Missouri. This was at first sup- 

 posed to be on Sapindus. 



S. salicicola, (Fr.) 



Sphczria salicicola, Fr. S. M. II, p. 530. 



Sph<zrella salicicola, Fckl. Syrab. Mycol. p. 106 and Sacc. Rel. Myc. I,ib. Ser. II . 

 No. 169. tab. XX, fig. 9. 



Perithecia epiphyllous, here and there in densely gregarious 

 groups, covered by the epidermis, globose-depressed, perforated 

 above. Asci elavate-cylindrical, very short-stipitate, 40-45x5-6 p. 

 Sporidia clavulate, uniseptate, not constricted, hyaline, 6x2//. 



On leaves of Salix herbacea, Greenland. 



S. macularis, (Fr.) 



Sphceria macularis, Fr. S. M. II, p. 502. 

 Pirostoma maculare, Fr. Surum. Veg. Scand. p. 395. 

 Sphcerella macularis, Karst. Myc. Fen. II, p. 174. 

 Sphczrella maculosa, Sacc. Syll. I, p. 487 (sec. Winter). 

 Kxsicc. Kunze. F. Sel. 245. 



Perithecia amphigenous, but mostly hypophyllous, sunk in the 

 parenchyma of the leaf and seated on a filamentose, brown subiculum 



