I08 BRITISH DISCOMYCETES. 



Name — Lysimachia, a genus of Primulacece ; from 

 its habitat. 



Shrewsbury ! 



Var. Rwdbeckice. 



Cup 1 line wide; stem about 1 to 1J lines high, 

 cylindrical, expanding into the base of the cup ; sporidia 

 18—25 X 4— b>. 



On dead stems of RudbecJcia. 



Name — RudbecJcia, a genus of Composite^ • from its 

 habitat. 



Batheaston ! (Mr. C. E. Broome). 



(c) On leaves. 

 36. Hymenoscypha albida. (Rob.)' 



Cup at first subhemispherical, then plane, white, 

 glabrous, margin entire ; stem rather stout, enlarged 

 upwards ; asci cylindraceo-clavate ; sporidia 8, fusiform 

 or oblongo- elliptic, 2 to 3-guttulate, curved, becoming 

 pseudo-septate, 15 — 17 X 4/* ; paraphyses filiform. 



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

 2004, and ed. ii. 1604 ; "Ann. Sc. Nat.," 1851, vol. xvi. p. 

 323. Helotium scutula, var. albidum — Karst., " Myco. 

 Fenn.," p. 112 ; " Grevillea," vi. p. 127. Phialea albida 

 —Gill., " Champ," p. 105. 



Exs. — Desm, " Crypt. Fr," I. c. 



On decaying petioles of Fraxinus. 



Cup i to 1 line broad ; stem about the same long. 

 When fresh this is ivory-white ; the stem is often brown 

 at the base. 



Name — Albidus, inclining to white; whitish. 



Copthorn, near Shrewsbury ! 



Var. jEsculi. 



The sporidia are larger than in H. albida, 20 — 

 23 X 4 — ojul, and more frequently clavate. 

 On petioles of horse-chestnut. 



Name — ^Esculus, the horse-chestnut ; from its habitat. 

 Shobdon Court, Herefordshire ! 



