216 BRITISH DISCOMYCETES 



Subgenus III. — Rhizopodella. Cooke. 



Cup fleshy, hemispherical ; externally adpresso- 

 tomentose ; base rooting by means of coarse black hairs. 

 (Plate VII. fig. 40.) 



The coriaceous texture of the single British species of 

 this subgenus suggests its removal to Dermatece, near to 

 Enccelia. 



Name — pi^a, a root, ttovq, a foot ; from the fibrillose 

 base. 



19. Lachnea melastoma. (Sow.) 



Cup substipitate, fleshy, subglobose ; externally brick- 

 red, flocculose ; hymenium urceolate, black ; stem short, 

 rooting by means of thick, black, strigose filaments ; asci 

 cylindrical ; sporidia 8, oblongo-elliptic, smooth, 25 x 9/u ; 

 paraphyses linear, apices subclavate. (Plate VII. fig. 40.) 



Peziza melastoma — Sow., " Fung.," t. 149 ; Fries, 

 " Sys. Myco.," ii. 80 ; Weinm., " Hvm," p. 434 ; " Eng. 

 Flo.," v. p.i.192 ; Berk., " OutL," p. 367 ; Cooke, " Handbk.," 

 2013 ; " Grevillea," iii. fig. 90 ; " Mycogr.," fig. 103. Peziza 

 atroriifa — Grev., t. 315. Peziza rhizopus — A. and S., 

 "Consp.," p. 317, t. 1, f. 4; Crouan, "Flo. Fin./' p. 51. 

 Peziza crenuiata — Fckl., " Bot. Zeit.," 18G1 (cum icone). 

 Plectania melastoma — Fckl., " Symb. Myco.," p. 324. 

 Lachnea melastoma — Gill., " Champ.," p. 66, c. i. 



Exs.— Fckl., "F. Rh.," 1214, 1215; Rabh., "Fung. 

 Eur," 716. 



On rotten sticks, etc. Spring. 



Cup J- to f of an inch broad. This species varies 

 greatly as to degree of pubescence, being sometimes almost 

 naked, sometimes beset with down, or even bristly hairs ; 

 the base, however, is always furnished with long, black, 

 rooting, strigose filaments (" Eng. Flo."). 



Name — /uiXag, black, oro/xa, a mouth. 



Hexam (Mr. Francis Scott). Auchindenny "Wood, 

 KB. (Dr. Bainbridge). Bristol (Mr. C. E. Broome). 

 Sussex (Mr. C. H. Spencer Perceval). Plas Newydd, 

 North Wales (Rev. M. J. Berkeley). Bishop's Wood, 



