148 



BRITISH DISCOMYCETES. 



GENUS V. BELONIDIUM. Mont, and Dur., " Flo. Alger." 



Cup sessile or shortly stipitate, cyathiform or in- 

 fundibuliforin, mouth compressed when dry ; cells of the 

 excipulum elongate ; texture firm ; somewhat waxy ; asci 

 8-spored, paraphyses filiform ; sporidia terete, obtuse or 

 acute at the ends, septate, hyaline. (Plate V. fig. 29.) 



Name fltXovi c, a little needle ; from the shape of the 

 sporidia. 



ARRANGEMENT OF THE SPECIES. 



A. Stipitate or substipitate. 



. . species 1, 2 



(a) Sporidia fusiform 

 B. Sessile. 



(a) Sporidia elliptic or oblong-elliptic 



(b) Sporidia fusiform 



(c) Sporidia filiform 



KEY TO THE SPECIES. 



Growing on wood 



Growing on herbaceous stems 

 (Hymenium pallid-white, substipitate 

 \Hymenium pallid-ochraceous, sessile 



Hymeuium dingy-black, externally brown. 



Hymenium pallid or whitish 

 , Hymeuium pallid or testaceous 

 (Externally brown; sporidia fusiform, 3-septate 

 3 .< Externally blackish ; sporidia multiseptate 

 (Externally horn-colour; sporidia filiform . . 



1 



2. 



3 



4,5 



6,7 



1 



2 



minutissimum. 



ventosum. 



lacustre. 



3 



culmicolum. 



pullum. 



excelsiuB. 



filisporum. 



A. STIPITATE OR SUBSTIPITATE. 



(a) Sporidia fusiform. 

 1. Belonidium culmicolum. (Desm.) 



Cup cyathiform or almost campanulate, pallid or 

 rosy white ; the mouth, when dry, contracted, plicate, 

 nearly closed ; hymenium pallid or testaceous, or rosy ; 

 stem very short, stout, or absent ; asci cylindraceo-clavate ; 

 sporidia 8, fusiform, straight or curved, 3-septate, 23 

 28 X 3 4^ ; paraphyses filiform, sometimes enlarged 

 slightly at the apices. (Plate V. fig. 29.) 



Peziza culmicola Desm., " Ann. Sc. Nat.," 1886, p 

 243. Belonidium vexatum De Not., " Disc.," p. 26 



