BULGAKIA. 139 



ANALYSIS OF THE GENERA. 



A. Spores coloured. 



Bulgaria. Disc expanding gradually, at length plane 

 and the ascophore turbinate ; spores usually only 4 in 

 an ascus. 



Bulgariella. Disc expanded from the first ; ascophore 

 patellate ; spores 8 in an ascus. 



B. Spores colourless. 



* Spores continuous. 



Ombrophila. Ascophore stipitate or narrowed into a 

 stem-like base ; excipulum composed of interwoven 

 hyphae. 



Orbilia. Ascophore sessile, attached by a central point, 

 soon plane ; excipulum truly parencnymatous. 



Agyrium. Ascophore sessile, remaining convex. 



** Spores septate. 

 Calloria. Spores 1 -septate. 

 Coryne. Spores 2-many-septate. 



BULGAEIA. Fries (emended). 



Ascophore more or less gelatinous, erurnpent, at first 

 closed, the disc gradually expanding and becoming plane, 

 narrowed below into a short, thick, stem-like base, black or 

 umber-brown, flesh dark ; asci narrowly clavate, stipitate, 

 4-S-spored ; spores 1-seriate, continuous, brown ; paraphyses 

 slender, the thickened tips bent or curled. 



Bulgaria, Fries, Syst. Myc., ii. p. 166; Sacc., Syll., viii. 

 p. 636; also of Phil., Brit, Disc., p. 314, in part. 



Distinguished by the large, turbinate, fleshy-gelatinous, 



