382 BRITISH DISCOMYCETES. 
As in the preceding genus, the excipulum is membra- 
naceous, adnate to the matrix, more or less immersed, 
orbicular or sometimes a little elongated, opening at the 
top, but mostly without the distinct, friable ring of the 
preceding ; sporidia elliptic, oblong-elliptic, fusiform or 
linear, often pseudo-septate. — 
On dead wood, herbaceous stems, ete. 
Name—orucrée, pricked ; like punctures in the wood. 
ARRANGEMENT OF THE SPECIBS. 
A. Sporidia elliptic .. ats a .. species 1-3 
B. Sporidia clavate .. oie sa 9 » & 
o. Sporidia fusiform .. ar a oe » 95-8 
p. Sporidia doubtful .. = te ls agin oD 
Key To THE SPECIES. 
Hymenium urceolate .. as oe ue « I 
Hymenium somewhat superficial .. ase .. -B 
Hymenium black: on grass .. ar on ++ graminum. 
1 Hymenium greyish-black: on Cladunit .. .»  lichenicola, 
*)Hymenium reddish-brown .. ei ao +» punetiformis. 
Hymenium pallid or yellowish ar on wa 2 
Sporidia simple, fusiform .. a ae +» Fagicola. 
*\Sporidia 3 to 5-septate ve -» pallida, 
4 
* \Hymenium blackish ; on wood ae ive ++ microstoma. 
Sporidia clavate 2% ave ar .. pteridina. 
Sporidia fusiform; cups arranged in linear series seriuta. 
Sporidia fusiform; cups scattered, resembling an 
2{ 
3 jeinecion some shade of brown .. ae 
4, 
Hysterium .. ad an ae a .. hysterioides. 
A. SPORIDIA ELLIPTIC, 
1. Stictis lichenicola. Mont. 
Erumpent, between fleshy and waxy, cupuliform; 
hymenium grey-black, nearly plane; margin obtuse, 
blackish, cinereous, cracking in a stellate manner; asci 
cylindrical; sporidia elliptic or obovate, with many 
guttze, then septate or fenestrate. 
Stictis lichenicola—Mont., “Ann. Se. Nat.,” 1836, 
p. 281, t. 13, f 3; Berk., “Ann. Nat. Hist.,” No. 166; 
Cooke, “ Handbk.,” No. 2224; Phil. and Plow., “Gre- 
villea,” iv. p. 128. 
On Cladonia pyxidata. 
Mr. Berkeley expressed his doubt whether this was a 
