186 BRITISH DISCOMYCETES. 



Exs.— Desm., " Crypt. Fr.," ed. i. 1066, and ed. ii. 466 ; 

 Karat., "Fung. Fenn," 831 (?) ; Rehm, "Asco," 253; 

 Thum., "Mycoth. Univ.," 216 ; Rabh., "Fung. Eur.," 1623. 



On dead Triticum sylvaticum, etc. 



A minute species ; when dry concealed under the 

 epidermis, issuing when moist through a narrow slit, 

 assuming an elliptic or circular form. The sporidia in 

 Karsten's species differ in outline from those in my plant, 

 and may be different. 



Name — Gramen, grass ; growing on grass. 



Shrewsbury ! 



23. Mollisia arenevaga. (Desm.) 



Erumpent, minute, scattered, soft waxy, glabrous, 

 when young globose, then plane ; externally tawny, with 

 a somewhat tumid tawny elevated margin, which is black 

 when dry ; hymenium watery whitish, becoming brown 

 when dry ; asci clavate, subcylindrical ; sporidia 8, oblong- 

 elliptic, hyaline, obtuse at the ends, 15 x 5/u; paraphyses 

 filiform. 



Peziza arenevaga — Desm., "Ann. Sc. Nat.," 1852; 

 " Grevillea," iv. p. 122. Helotium arenevaga — Gill., 

 " Champ.," p. 160. 



Exs.— Desm., "Crypt. Fr.," ii. 517; Phil., "Elv. Brit.," 

 No. 84. 



On dead culms and leaves of Psamma arenaria. 



Name — Arena, sand, vagus, wandering ; in sandy 

 places. 



Towyn, North Wales ! Scotland ! (F. Currey, Esq.). 



24. Mollisia paulula. (Rob.) 



Erumpent, very minute, scattered or gregarious, sessile, 

 soft waxy, glabrous, subglobose, externally between 

 umber-brown and olivaceous ; internally pallid- white ; 

 mouth connivent, white, entire ; asci broadly clavate ; 

 sporidia 8, elliptic, 2-guttulate, 12 x 4/x ; paraphyses fili- 

 form, stout. 



Peziza paulula — Rob. in Desm., "Crypt. Fr.," ed. i. 

 No. 2010; "Ann. Sc. Nat.," 1851, p. 324, B. and Br.; 



