10 



BKITISH DISCOMYCETES. 



centre of the pileus, hollow or filled with a floccose 

 medulla ; the adult pileus mitre-form, compressed, lobate, 

 dry, pruinose beneath ; substance waxy-membranaceous ; 

 asci cylindrical ; sporidia 8, smooth ; paraphyses linear. 

 (Plate I. fig. 3.) 



The species vary in size from 1 to 7 inches in height ; 

 they are persistent, but fragile ; their odour is not 

 offensive. They grow on the ground or on wood, in 

 spring and autumn. Most of them are reputed to be 

 edible. 



Name A Latin name used by Cicero to denote some 



kind of fungus. 



ARRANGEMENT OF THE SPECIES. 



1. - 



2. - 



3. 



4. 



5. 

 6. 



7. 



A. Stem stout, silicate 



B. Stem stout, nearly even 



C. Stem slender, even 



KEY TO THE SPECIES. 



Stem stout . . 



Stem slender 



Stem sulcate 

 ^ Stem nearly even 

 : Pileus mouse- colour 



Pileus black, cinereous, or fuliginous 



Pileus brown 

 ( Pileus pallid-white 

 -I Pileus brown 

 ^ Pileus cinereous . . 

 f Pileus purplish brown 

 | Pileus spadicious 

 (_ Pileus ochraceous 

 ( Pileus black 

 1 Pileus fuliginous 

 i Pileus brown, stem not tomentose 

 \ Pileus brown, stem tomentose . . 

 J Stem fistulose 

 \ Stem stuffed . . 



A. STEM STOUT, SULCATE. 



species 1-4 

 5-7 

 8-11 



3 



4 



elastica. 



5 



6 



crispa. 



subcostatn. 



7 



infula. 



monacheU'.i. 



guepinioides. 



atra. 



pulla. 



Klotzscltiana, 



ephippium. 



lacunosn. 



sulcata. 



1. Helvetia crispa. Fries. 



Pileus deflexed, lobed, free, crisped, pallid ; stem 

 fistulose, costato-lacunose ; asci cylindrical ; sporidia 8, 

 elliptic, 18 X 9ju; paraphyses filiform. 



