368 PLANT DISEASES 



a filiform, long ostiolum, rarely short ; asci fusoid, 8-spored. 

 Spores fusoid or subellipsoid, i-septate, generally constricted 

 at the septum, hyaline, with or without appendages. 



Sub.-Gen. Chorostate, Sacc. — Perithecia aggregated in 

 clusters in a Valsoid manner. 



Diaporthe (Chorostate) taleola, Sacc, Fimg. Ve?i., ser. iv. 

 p. 12. — Aglaospora taleola, Tul. — Stroma cortical, perithecia 

 numerous, small, crowded in the centre, disc white, ostiola 

 punctiform-immersed, smooth ; asci cylindrical, 8-spored, 

 152X14 /^; spores obliquely i-seriate, oblong-ovate, ends 

 obtuse, i-septate, constricted, hyaline, with i slender ap- 

 pendage at each end, and 3 appendages springing from the 

 median septum, 18-24 X 7"9 Z^- 



Spores 2-many-septate, hyaline. 

 Calospora, Sacc. — Stroma immersed in the bark, valsoid, 

 pustulate ; asci typically 8-spored ; spores oblong or fusoid, 

 2-pluriseptate, hyaline, with or without appendages ; para- 

 physes present. 



Calospora vanillae, Massee, Kew Bulletin^ 1892, p. in, 

 I pi. — Perithecia subglobose, narrowed above into a neck ; 

 asci cylindric-clavate, 90-100X12-14 /x; 8-spored; spores 

 elliptical, 3-septate, hyaline, 15-16 x 5 />i; paraphyses slender. 

 Cytospora form ; perithecia globose, conidia hyaline, 

 elliptical, continuous, 14-16 X 6-7 /a. Haifiesia iorm. Dull 

 red or amber-coloured, gelatinous pustules, conidia sub- 

 hyaline, continuous, 9-10X3*5-4 /^. 



Herpotricha, Fckl. — Perithecia carbonaceous, globose, 

 clothed with long, crisped, creeping hairs, vertex flattened, 

 subglabrous, discoloured, mouth minute, papillate ; asci 

 oblong, stipitate, 8-spored : paraphyses usually present ; 



