MASSEE AND CROSSLAKD : FUNGUS FLORA OF YORKSHIRE. 237 



i66r. Sphserella hedericola Desm. 

 N.E. — Scarboro', on dead i\y-leaves. 



1662. Sphserella brassicicola (Duby) C. A: De N. 

 S.W. — Bingley (FJ. Skipt.). On dead cabbage-leaves. 

 N.E. — Scarboro', on dead shepherds' purse. 



1663. Sphserella fpagariae (Tul.) Sacc. 



N.E. — Egton Bridge, in garden on cultivated strawberry 

 plants (F.F. '02, recorded as S . fragariastn) . 



" The leaves of cultivated strawberries are too frequently 

 attacked by this fungus, which is widely distributed. ... If 

 the leaves become 'Dadly diseased, the crop of fruit is 

 materially affected, if not completely lost. . . ." (Mass. Text- 

 Book of Plant Diseases, p. 107, fig. 18). 



1664. Sphserella isariphora C. li- De N. [SpJurria 

 isariplwni Desm. ; Leptosplurria isaviphora Awd.j . 



N.E. — -Scarboro', on SteUavia media (' Nat.', Sep. '81). 



1665. Sphserella rumicis Cke. [Spkcrria. Desm. . 

 Common on living leaves of Ruuiex sp. Distribution general. 



Records numerous. 



1666. Sphserella typhse x\wd. [Spharia. Lasch. . 

 N.E. — Terrington, on Typha latifoUa (Grev. xix. p. 43). 



1667. Sphserella pteridis De N. [Spheria. Desm. 

 N.E. — Scarboro' on fronds of Pteris aqnilina. 



SPH.ERULINA Sacc. 



1668. Sphserullna hederse (Sow.). [Spharella. Oad.]. 

 S.W.— Cottingley (Lees' Fl.). Hebden Bridge (Fl. Hx.). 

 N.E. — Egton Bridge (F.F. '02). On dead ivy-leaves. 



PERISPORACEA^. 



ERYSIPHE.^. 



P0D0SPH.*:RA Lev. 



i66g. Podosphsera oxyacanthse De By. [Erysiphe 

 oxyacautlur DC. ; Podospharia clandestiua Lev.j . 

 Mid W.— Thorner (Lees' Fl.). 

 N.E. — Scarboro', on Cratiigus oxyacaiitha, hawthorn. 



