BRITISH DISCOMYCETES. 



1. 



2. 



3. 



KEY TO THE SPECIES. 



Sporidia ruugh ; hymenium umber-brown 



Sporidia rough ; hymenium livid-purple 



Sporidia smooth 



Hymeuium black, perforated 



Hymenium pale buff; margin of cup dentate 



Hymeuium purplish or violet 



Hymeuium some shade of brown 



Hymenium livid-purple; sporidia oblong-elliptic; 

 paraph yses linear 



Hymenium livid-purple ; sporidia elliptic ; para- 



physes clavate 



'Hymeuium purplish-blue; sporidia elliptic; para- 

 physes slender, subclavate 



Hymenium varying from yellowish to purple ; 



. sporidia elliptic ; paraphyses stout, clavate 



Hymenium pale ochraceous ; paraphyses linear . . 



Hymenium pale ochraceous ; paraphyses clavate . . 



Hymenium ochraceous; paraphyses subclavate ; grow- 

 ing on wood.. 



Hymenium cinnamon ; paraphyses linear 



Hymenium blackish-brown ; paraphyses clavate, not 

 branched 



Hymenium blackish-brown ; paraphyses pyriform 

 and branched 



brunneo-atra. 



lividula. 



1 



cribrosa. 



subrepanda. 



2 



3 



purpurascens. 



exidiiformis. 



violacea. 



undata. 

 tectoria. 

 viridaria. 



mellea. 

 ampliata. 



sepiatia. 

 sterigmatizans. 



A. SPORIDIA ELLIPTIC, ASPERATE. 



44. Peziza lividula. Phil. 



Cup obconical, becoming expanded, at length appla- 

 nate, fleshy, glabrous, livid-purple or fuliginous ; margin 

 entire ; hymenium convex, undulating ; asci cylindrical ; 

 sporidia 8, elliptic, asperate, 18 20 X 10/u ; paraphyses 

 septate, clavate at the apices. (Plate IV. fig. 18.) 



Peziza lividula Phil, in Cooke's " Mycogr.," fig. 277. 



On the ground in damp spots. Autumn. 



Name Lividus, lead-colour ; somewhat lead-colour. 



Near Shrewsbury ! 



45. Peziza brunneo-atra. Desm. 



Cup sessile, solitary, largish, nearly plane, entire, 

 fleshy, fragile, smooth, brown-black ; asci cylindrical ; 

 sporidia 8, ovate, subhyaline, minutely asperate, 20 X 10/i ; 

 paraphyses clavate at the apices. 



Peziza brunneo-atra Desm., " Crypt. Fr./' i. 826 ; 



