H4 BRITISH DISCOMYCETES. 



margin in the British specimens is subfimbriate, re- 

 sembling H. petiolorum, Rob., to which, indeed, it is 

 closely allied. 



Name JRenes, the kidneys, <r?r6poq, a seed ; from the 

 shape of the sporidia. 



NesclifT, near Shrewsbury ! 



E. SPORIDIA CYLINDRICAL. 



(a) On dead wood. 

 47. Hymenoscypha sordida. (Fckl.) 



Gregarious, stipitate, glabrous, dirty white, patelli- 

 form, marginate, margin becoming crisped and lacerated, 

 involute; stem firm ; hymenium becoming reddish; asci 

 cylindraceo-clavate ; sporidia 8, cylindrical, curved, hya- 

 line, 610 X 1 2/u. 



Pezizella sordida Fckl., "Symb. Myco.," p. 299- 

 " Scott. Nat.," vi. 163. 



Exs. Fckl., F. Rh," No. 2078. 



On broome, Rosa canina (Fckl.). 



Cup i to i a line broad, thin, when moist soft ; 

 stem very short. 



Name Sordidus, dirty ; dingy in colour. 



Forces, N.B. ! (Rev. Dr. Keith). 



(6) On root-fibres. 

 48. Hymenoscypha rliizopliila. (Fckl.) 



Cup stipitate, at first infundibuliform, then plane, 

 immarginate, whitish furfuraceous ; hymenium vitelline ; 

 stem rather long ; asci linear, attenuated at each end ; 

 sporidia 8, cylindrical, straight, hyaline, 12 X 2/u. 



Helotium rhizophilum (Fckl.) Cooke, " Handbk," 

 No. 2155; Gill., "Champ.," p. 156. Ciboria rhizophila 

 Fckl, " Symb. Myco," p. 312. 



Exs. Fckl, " F. Rh," No. 1598. 



On rhizomes of grass. May. 



Cup 1 to 1^ lines broad. 



