366 BRITISH DISCOMYCETES. 



8-guttulate, curved, on short sporopores seated amongs 1 

 the asci, 30 — 50 x 5/x. 



On inner bark of Cistus laurifolius. June. 



Name — Sub, under, tectum, roof; concealed by the 

 bark. 



Royal Gardens, Kew ! (Dr. M. C. Cooke). 



C. SPORIDIA SUBCLAVATE. 



(a) Hyaline septate. 

 14. Patellaria atrata. (Hedw.) 



Subcoriaceous, patelliform, sessile, plane, black ; 

 margin swollen ; hymenium subpruinose ; asci cylin- 

 draceo-clavate ; sporidia subclavate, 5 to 7-septate, 

 35 — 46 X 6/i ; paraphyses filiform, adherent, black, and 

 thickened at the apices. 



Lichen atratus — Hedw., " Mus. Frond.," ii. p. 61, 

 t. 21, f. A. Peziza patellaria — Pers., " Syn. Fung.," 

 p. 670 ; " Myco. Eur.," p. 306 ; D. C, " Flo. Fr.," ii. p. 76 ; 

 A. and S., p. 341 ; Nees, * Sys.," f. 265. Peziza-atrata — 

 Wahl., "Ups," p. 466; Fries, "Sys. Myco.," ii. p. 160; 

 " Eng.^ Flo.," v. p. 208 ; Cooke, " Handbk.," p. 716. 

 Lecanidion atrum — Rabh, " Handb.," p. 342 ; Fckl., 

 " Symb. Myco.," p. 266 ; Pat., p. 31, f. 72. 



Exs.— Rabh, " Fung. Eur.," 33 ; Fckl., " F. Rh," 1118 ; 

 Phil., "Elv. Brit.," 90; Cooke, "Fung. Brit.," ed. ii. 

 194; Roumg., "Fung. Gal," 828. 



On dead wood. 



Cups about J a line broad. Firm, orbicular ; margin 

 prominent. 



Name — Ater, black. 



King's Lynn ! (Mr. C. B. Plowright). Conway, North 

 Wales ! (Rev. W. A. Leighton). Trefriw, North Wales ! 

 Attingham, Shrewsbury ! 



15. Patellaria clavispora. B. and Br. 



Scattered, sessile, when young nearly globose, when 

 older expanding, plane, obtusely margined, rather 

 irregular, pitch-brown; white within; asci cylindraceo- 



