350 BRITISH DISCOMYCETES. 



8, linear-clavate, obtuse at one end, acute at the other, at 

 length 3 to 5-septate, 20 38 x 3'5 4'5/i ; paraphyses 

 filiform, slender. 



Pycnidia separate or united, sessile, nearly globose, 

 glabrous, becoming fulvous, when dry cinereous-black, 

 rugose ; stylospores nearly elliptic or oblong-ovate, 

 straight, with two large nuclei, colourless, 7- -11 X 3'5 

 4f/n ; sterigmata subulate, simple, about 2^ long. 



Peziza Ribesia Pers., " Tent. Disp. Meth.," p. 35 ; 

 and " Syn. Fung.," p. 672 ; A. and S., p. 344. Cenangium 

 Ribis Fries, "Sys. Myco.," ii. p. 179 ; "Elench," ii. p. 21; 

 "Summa Veg. Scan.," p. 364; TuL, "Select. Fung. Carp.," 

 iii. p. 163, t. 19, f. 1-9 ; Fckl., "Symb. Myco.," p. 267; B. 

 and Br., " Ann. Nat. Hist.," No. 585 ; Cooke, " Handbk," 

 No. 2188. Tympanis Rib-is Wallr., " Crypt. Flo.," ii. p. 

 431. Sderoderris ribesia Karst., "Myco. Fenn.," p. 215. 



Pycnidia : Sphceria Ribesia Link., " Hand.," iii. p. 

 376. * Fuckelia Ribis Bon., "Diss. Myco.," iv. p. 135. 



Exs. Schm., exs. No. 75 ; Desm., " Crypt. Fr.," ed. i. 

 2013, ed. ii. 1613 ; Karst., " Fung. Fenn.," 929 ; Klotzsch, 

 345; Rabh., "Fung. Eur.," 727; Sommf., 189; Rehm, 

 " Asco.," 422. 



On currant twigs. 



Name Ribes, the genus to which the currant belongs. 



Thame (Dr. Ayres). 



9. Cenangium Rubi. (Fries.) 



Innato-erumpent, scattered or csespitose, somewhat 

 horny, smooth, nearly plane, black ; hymenium becoming 

 paler ; margin erect or incurved ; asci clavate ; sporidia 

 8, cylindraceo-clavate, 7- -8 x 5/u ; paraphyses filiform. 



Trochila Rubi De Not., "Disc.," p. 15. Excipula 

 Rubi- -Fries, " Sys. Myco.," ii. p. 190; " Eng. Flo.," v. p. 

 296; Grev., t. 334; Fckl., "Symb. Myco.," p. 400. 

 Cenangium Rubi--T>evk., "OutL," p. 374; "Ann. Nat. 

 Hist.,"' No. 1924; Cooke, "Handbk.," No. 2194. Mol- 

 lisia atrata, var. Rubi Karst., "Myco. Fenn.," p. 202. 

 Pyrenopeziza Rubi Rehm, "Asco.," No. 416; Sacc., 

 " Mich.," i. p. 423. 



