184 THE JOURNAL OF BOTANY 



land, F.L.S., of Halifax, and Mens. Boudier, for assistance with 

 some critical Discomycetes, of which group they have made 

 special study. 



Pyrenomycetes. 



Perisporiace^. 



Podosiolic&ra oxyacantha De Bary. 59. Ampliigenous on leaves 

 of hawthorn. Langho and near Kirkby, July, 1909, J. A. W. 



Sjjhcerotheca pannosa (Wallr.) Lev. 59. On garden roses, 

 Walton, June, 1909, Wh. ; on Bosa arvensis and garden roses at 

 Davyhulme, Urmston, and Flixton, H. Murray. 



Pliyllactinia suffulta (Eeb.) Sacc. 60. On almost every young 

 oak at Wennington, Wh. ; Wray, and in Roeburndale, August, 



1910, /. W. H. & H. J. W. 



Erysiphe communis (Wallr.) Fr. 59. Common, Aintree, Orms- 

 kirk, Ford, &c. 60. On Polygonum aviculare, Morecambe, J. A.W.; 

 on P. Roherti, Fleetwood, J. A. W. 



E. graminis DC. 59. On grass [Bromus), Aintree, May, 1911. 

 60. Gressingham, August, 1910. 



E. cichoracearum DC. 59. On Arctium Lappa, &c., Maghull. 



Eurotium kerhariorum (Wigg.) Link. 59. On pileus of an old 

 Agaric, Walton, June, 1909 ; near Manchester, 1859, L. H. Grindon. 



Thielavia basicola Zopf. 59. First conidial stage on peas, 

 Walton, June, 1909. 



Sph^riaceze. 



Valsa nivea (Pers.). 60. On twigs of Populus, Bay Horse, 

 April, 1911. 



V. leucostoma (Pers.). 60. On Pyrus aucuparia near Tarn- 

 brook, April, 1911. 



Eutypella padi (Karst.) Sacc. 60. On Prunus Padus, Leek, 

 August, 1910. 



Eutypa lata Tul. Forming a thin crust on wood and branches. 

 59. Rivington, February, 1911 ; Town Green, near Ormskirk ; on 

 elm, Flixton, H. Murray. 60. Leek, August, 1910 ; Arkholme and 

 Gressingham ; Silverdale, 1909 ; Caton, 1910 ; Tarnbrook, April, 

 1911 ; Brock, 1910. 



Diatrype disciformis (Hoffm.) Fr. 60. On branches, Grisedale, 

 near Abbeystead, April, 1911. 



D. stigma Fr. 59. Melling; Rainford; Eivington, February, 



1911, G. H. H. it H. J. W. ; Flixton, H. Murray. 60. Hornby and 

 Gressingham, August, 1910 ; Silverdale ; Carnforth, /. W. H. d 

 H. J. W. ; Caton, March, 1910, and Wreay ; Brock ; Abbeystead, 

 April, 1911. 



Diatrypella verruciformis (Ehrh.) Nits. 60. Fallen branch, 

 Silverdale, August, 1909 ; Caton, March, 1910. 



D. quercina (Pers.) Nits. 60. Near Abbeystead, April, 1911. 



ChcBtomium comatum (Tode) Fr. 60. On furze {Ulex Gallii) 

 near Abbeystead, April, 1911. 



Sordaria coprophila (Fr.) Ces. et De Not. 60. On cow-dung, 

 Wennington, August, 1910 ; Tarnbrook, April, 1911. 



S. homhardioides Auersw. 60. On cow-dung, Grisedale 



