10 BRITISH 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 Sprcres. 
A. Stem stout, suleate .. Ns ne .. species 1-4 
3B. Stem stout, nearly even a ve ws » o-7 
c. Stem slender, even .. ox v9 i 3 Slt 
Key To THe Species, 
Stem stout oe a cs a Pe aa I 
Stem slender ss ; a os ac vx, 2 
1 Stem sulcate ie ai ne fe ae ss 3 
* | Stem nearly even oe o 4 
Pileus mouse-colour ae ee 2 = +. elastica. 
2. + Pileus black, cinereous, or fuliginous .. oe ieee By 
Pileus brown se a ss Sr ass ss 6 
Pileus pallid-white ee ea Ne a ++ ertspa. 
3. - Pileus brown a oe cs is ne ++ subcostata, 
Pileus cinereous .. oe a os 3% ee 
Pileus purplish brown .. pee Re oe +. infula. 
4. 4 Pileus spadicious ae A th fr ++ monachella. 
Pileus ochraceous is ee ae . +. guepinioides. 
5 Pileus black ik es is ex ar ee fa. ee 
* | Pileus fuliginous a Jk a . pulla. 
6 Pileus brown, stem not tomentose ac oe Klotzschiana. 
* ‘| Pileus brown, stem tomentose .. fs sis ephippium. 
Stem fistulose .. se a a ts -. lacunosa. 
* | Stem stuffed oe “a ae , +. suleata. 
A. STEM STOUT, SULCATE, 
1. Helvella crispa. Fries, 
Pileus deflexed, lobed, free, crisped, pallid; stem 
fistulose, costato-lacunose; asci cylindrical; sporidia 8 
elliptic, 18 X 94; paraphyses filiform. : 
