SPH^EOXEMEI. 449 



1331. Septozia fraxini. Desm. "Ash-leaf Septoria." 



Epiphyllous ; perithecia minute, black, semi-innate, clustered 

 together in irregular spots. Sporidia cylindrical, truncate at 

 the extremities, containing numerous nucleoli. — Desm. exs. no. 

 1086. West. Bull, de Brux. xviii. no. 76. Fr. El. ii. p. 119. no. 3. 

 Bisch. f. 3617 . Cooke Seem. Journ. iv. p. 97. Cooke exs. no. 202. 

 FcJcl. exs. no. 507. Septoria Badhami^ var. Q^ Fraxini. Awd. 

 Rahh. exs.no. 852. 



On leaves of ash. Common. 



In habit it differs from .S'. Sorhi, in which the perithecia are aggreprated 

 about the margin of the leaves, and also from that of .S'. Badhami, with which 

 some authorities have associated it. This is probably ouly a condition of 

 Sphcerella irocequalis. 



1332. Septoria chelidonii. Desm. " Celandine Septoria." 



Amphigenous ; spots grey, whitish, or of a brownish tint ; 

 perithecia innate, minute, nearly black, pierced with a large 

 apical pore ; tendrils yellowish ; sporidia elongated, linear, 

 straight, or curved, with several nucleoli. — Desm. exs.no. 1176. 

 Cooke Seem. Journ. iv. p. 97. Ascochyta chelidonii. Lib. exs. 

 no. 57. Spilospliceria chelidonii. Rahh. exs. 552. Cooke exs. no. 

 204. 



On leaves of Chelidonium majus. 



1333. Septoria scabiosaecola. Desm. " Scabious Septoria." 



Amphigenous ; spots orbicular, of a violet-brown, marked in 

 the centre with a white point, which bears the solitary perithe- 

 cium containing the elongated sporidia. — Ann. Sc. Nat. 1853. 

 XX. j9. 96. Cooke Seem. Journ. lY. p. ^1 . Depazea scabioscecola. 

 Desm. exs. ed. i. no. 722, ed. ii. no. 179. Sphceria lichenoides, var. 

 scabiosaecola ? De Cand. Fl. Fr. Ascochyta scabiosce. Rahh. exs. 

 no. 1253. SpilosphcBria scabiosce. Rabh. exs. no. 557. 



On leaves of Scabious. Autumn. Common. 



1334. Septoria scleranthi. Desm. " Knawel Septoria." 



Spots obliterated ; perithecia densely scattered, rather promi- 

 nent, convex, black. Ostiole minute, conical. Sporidia linear, 

 slightly curved, nucleoli scarcely distinct. — Bull. Soc. Bot. Fr. 

 1857,/?. 861. Desm. exs. ed. ii. no. 689. Cooke Seem. Journ. iv.p. 

 97 Jg. 30. 



On all parts of Scleranthus annuus. Summer and Autumn. 



w 



