ASCOBOLUS. 287 



A. EXTERIOR SMOOTH. 



1. Ascobolus denudatus. Fries. 



Gregarious, yellowish -green, smooth, turbinate, sub- 

 stipitate ; hymenium plane ; asci clavate ; sporidia 8. 

 elliptic, violet, at length brown ; epispore reticulated, 

 17 X 8/m ; paraphyses rather stout, clavate, forked, or with 

 irregular processes at the summits. 



Ascobolus denudatus — Fries, " Sys. Myco.," ii. p. 162 ; 

 Cooke, "Jour. Bot." (1864), f. 2; Crouan, "Flo. Fin.," p. 

 57; Cooke, "Handbk.," No. 2196; B. and Br., "Ann. 

 Nat. Hist.," No. 1083, t. 16, f. 24; Boud., "Ascob.," p. 26, 

 t. 5, f. 3 ; Fckl., " Symb. Myco.," p. 287 ; Gill., " Champ.," 

 p. 139. 



Exs.— Fckl., "F. Rh.," 1849. 



On old fir-poles ; on the ground, attached to decayed 

 leaves, etc. Autumn. 



Cups about 1 line broad. 



Name — Denudatus, made naked. 



Marlborough Forest ; Stopham, Sussex ! (Mr. C. H. 

 Spencer Perceval). Norton Camp, Craven Arms, Salop ! 

 Ercall Hill, Salop ! Leigh Downs, near Bristol ! (Mr. C. 

 Bucknall). 



2. Ascobolus cerugineus. Fries. 



Sessile, gregarious, at first globose or subcylindrical, 

 smooth, somewhat shining, translucent, from yellowish- 

 green approaching olive when old, but not purple ; 

 hymenium plane, marginate, becoming nigro-punctate ; 

 asci narrowly clavate; sporidia 8, elliptic, violet or 

 purplish-violet, at length brown, rugose, rugae anasto- 

 mosing, sometimes smooth, 15 — 17 X 8/m; paraphyses 

 filiform, septate, hyaline, involved in sulphur-green 

 gelatine. 



Ascobolus cerugineus — Fries, " Obs.," ii. p. 310 ; " Sys. 

 Myco.," ii. p. 165; Cooke, "Jour. Bot.," 1864; Boud., 

 "Ascob.," p. 32, t. 7, f. 12 ; Gill., " Champ.," p. 146. Asco- 

 bolus marginatus — Schum., " Ssel.," ii. p. 437. 



On horse-dung. August. 



