OMBROPIIILA. 325 



stipitate ; hyinenium plane or convex; stem thick or 

 slender ; asci cylindraceo-clavate ; sporidia 8, oblong- 

 elliptic, obtuse at the ends or pointed, unequal-sided, 

 polari-guttulate, 10 — 15 X 4 — 5/j.; paraphyses filiform. 

 (Plate X. fig. 62.) 



Peziza clavus — A. and S., p. 306, t. 11, f. 5 ; Fries, 

 "Sys. Myco.," ii. p. 137; B. and Br, "Ann. Nat. Hist," 

 No. 575; Pat, p. 129, f. 290(?). Helotkim clavus— Gill., 

 " Champ," p. 153. 



On leaves, twigs etc, lying in swampy places. 

 Autumn. 



A most variable species both in size and shape, the 

 stem at one time absent, at another elongated to twice 

 the diameter of the disc ; sometimes very thick, at others 

 slender. 



Name — Clavus, a stud or button. 



Trefriw, North Wales ! 



6. Ombrophila atro-virens. (Pers.) 



Solitary or crowded, sessile or substipitate, at first 

 globose, then turbinate or hemispherical, immarginate, 

 subgelatinous, seruginous-green ; asci cylindraceo-clavate ; 

 sporidia 8, cylindrical, obtuse at the ends, curved, 3 to 

 4-septate, often constricted at the septa, 14 — 18 X 3 — 4^u ; 

 paraphyses filiform, branched, adherent. 



Spermogonia solitary or csespitose, often coalescing 

 into a common truncate head ; bearing narrowly ovoide 

 spermatia, on slender, branched sterigmata. 



Peziza atro-virens — Pers, " Syn. Fung," p. 635 ; 

 Fries, "Svs. Myco," ii. p. 141; "Eng. Flo," v. p. 205; 

 Grev, " Flo. Edin," p. 425 ; Cooke, " Handbk," No. 2099. 

 Coryne virescens — Tul, " Select. Fung. Carp," iii. p. 193, 

 t. xviii. f. 12-15. Calloria atro-virens — Fries, " Summa 

 Veg. Scan," p. 359 ; Pat, p. 75, f. 174. Chlorosplenium 

 atro-virens — De Not, " Disc," p. 23. 



Conidial form : Dacrymyces virescens — Fries, " Sys. 

 Myco," ii. p. 229. Mollisia atro-virens — Gill, " Champ," 

 p. 126. 



Exs.— Phil, "Elv. Brit./' 141 ; Ehem, " Asco," 618. 



