294 BRITISH DISCOMYCETES. 
common membrane, when mature variously aggregated 
at the extremity of the asci. (Plate IX. fig. 55.) 
Small species growing on dung. Easily distinguished 
from the preceding by the short and large asci, which 
are less prominent, and only at maturity in the form of 
projecting round black points; by the sporidia being 
enclosed in a common membrane; and by the shorter 
paraphyses. 
Name—oakxog, sac, Baw, a projection. 
ARRANGEMENT OF THE SPECIES. 
a. Exterior of cup smooth .. re ++ species 1-5 
B. Exterior pubescent ot ae oe » 
Key To THE SPECIES. 
Exterior of cup golden-yellow se Ee .» Kerverni. 
Exterior of cup fuliginous  .. re an +. obscurus. 
Exterior of cup violet.. we violaceus. 
Exterior of cup pallid or whitish ey all 
Cups plane, pallid, then vinous... Be .. depauperatus. 
1. ,Cups globose, white, then cinereous on .. _neglectus. 
Cups hemispherical, white, and pubescent. . cvsariatus. 
A. EXTERIOR OF CUP SMOOTH. 
1. Saccobolus Kerverni. (Crouan.) 
Very small, scattered or crowded, golden yellow or 
amber, glabrous, shining, sessile, hemispherical, some- 
times subcylindrical; hymenium flat or convex; asci 
wide, incurved; sporidia 8, elliptic, at first white, then 
rosy, and finally of a beautiful violet, smooth, or rarely 
minutely and irregularly rimose, disposed at the summit 
of the ascus in an oblong mass, enclosed in a hyaline 
membrane, 20—23 x 10u; paraphyses branched, septate, 
a little thickened at the summits, enveloped in a golden 
or yellowish-green gelatine. 
Ascobolus Kerverni—Crouan in “Ann. Se. Nat.,” 
1858, t. x. pl. 13, B, f. 7-10; “ Flo. Finn.,” p. 57; Cooke, 
“Jour. Bot.,” 1864, f. 8; Fekl, “Symb. Myco.,” p. 287; 
B, and Br., “ Ann. Se. Nat.,” No. 1090, t. 17, f. 34; Karst., 
“Myco. Fenn.,” p. 78; Cooke, “Handbk.,” No. 2206; 
Gill., “Champ.,” p.141,¢. i. Ascobolus glaber—Ccemans, 
