166 BRITISH DISCOMYCETES. 



Helotium pruinosum Jerd., B. and Br, " Ann. Nat. 

 Hist," No. 1174, t. 5, f. 33; Cooke, "Handbk.," No. 

 2154 



Exs. Cooke, " Fung. Brit./' No. 575 ; ed. ii. 390 ; 

 Phil, "Elv. Brit./' No. 89; Rabh., " Fung. Eur," 1514; 

 Roumg, " Fung. Gal," 2771. 



On Hypoxylon fuscum and Diatrype stigma ; on dead 

 wood. Autumn. 



Cup about i a line broad. The hymenium is often 

 bluish, and nearly always chalky. 



Name Pruina, hoar-frost ; from the hoary disc. 



Derbyshire (Mr. J. Renny). Leigh Woods, near 

 Bristol (Mr. C. Bucknall). Near Shrewsbury 1 Llany- 

 blodwell, Oswestry ! 



(6) Sporidia fusiform or oblong-fusiform, 

 (a) On herbaceous stems or twigs. 



26. Helotium herbarum. (Pers.) 



Cup very shortly stipitate or sessile, plane or convex, 

 firm, white ; stem extremely short or absent ; asci cylin- 

 draceo-clavate ; sporidia 8, fusiform or oblong-fusiform, 

 2 to 3-guttulate, becoming pseudo-uniseptate, 12 

 15 X 2 4/x; paraph} T ses filiform, slender. 



Helotium herbarum (Pers.) Fries, " Summa Veg. 

 Scan," p. 356; Berk, "OutL/'p. 372; Cooke, " Handbk," 

 No. 2156; FckL, " Symb. Myco," p. 316; Gill, " Champ.," 

 p. 162, c. i. Peziza herbarum, Fries, " S}^s. Myco," ii. 

 p. 136 ; " Eng. Flo," v. p. 204 ; Karat., " Pez. et Ascob," 

 p. 34 ; " Mon. Pez.," 146 ; Nyl, " Pez. Fenn," p. 45. 



Exs. Desm., "Crypt. Fr.," ed. i. 603; ed. ii. 568; 

 Rabh., "Herb. Myco," ed. ii. 227; Karst, "Fung. Fenn," 

 81; FckL, " F. Rh," 1147; Phil, "Elv. Brit," 87; 

 Cooke, "Fung. Brit," ser. ii. 391; Roumg, "Fung. 

 Gal," 451. 



On dead herbaceous stems in moist woods. Autumn. 



Name Herba, an herb ; on herbs. 



Forres (Rev. Dr. Keith). Rose Hill, near Shrewsbury ! 

 Wrekin, Salop ! 



