MASSEE AND CROSSLAND : FUNGUS FLORA OF YORKSHIRE. 313 

 RHIZOPUS Ehrb. 



2169. Rhizopus nigricans Ehrb. 



S.W. — Luddenden Dean, on decaying leaves ; Clover Hill, 

 Halifax, on rotting turnip (Fl. Hx.). 

 N.E. — Scarboro', on rotten leaves. 

 (Mass. British Fungi (i8gi), p. loo, pi. i. figs. 24-25). 

 CIRCINELLA Van Teigh. 



2170. Circinella simplex Van Teigh. 

 S.W. — Copley, on dog dung (Fl. Hx.). 



(Mass. British Fungi (1891), p. loi, pi. i. figs. 13-14). 

 CHiETOCLADIUM Fres. 



2171. Chsetocladium Jonesii Fres. [B otrytis. B.& Br.]. 

 S.W. — Hardcastle, on rabbit dung; Elland Wood, on horse 



dung (Fl. Hx.). Cadeby, on rabbit dung (F.F. '01). 

 Mid W.— Bolton Woods (Fl. Skipt.). 

 N.E. — Scarboro', on pig dung. 



(Mass. British Fungi (1891), p. 102, pi. iv. figs. 62-63). 

 PIPTOCEPHALIS De By. 



2172. Piptocephalis repens De By. 



S.W. — Cadeby; Melton; on rabbit dung (F.F. '01). 

 MORTIERELLA Coemans. 



2173. Moptiepella candelabrum Van Teigh. 

 S.W. — Bradford, on pileus of Canthavelhis (H.T.S.). 



PERONOSPORACE^. 

 CYSTOPUS Lev. 



2174. Cystopus Candidas Lev. 



Common on various cruciferous plants, especially Capsella 

 Bnrsa-pastoris — shepherd's purse. Distribution general. 

 Records numerous for each county division. 



(Mass. British Fungi (1891), p. 108, pi. v. figs, gg-ioo; 

 pi. vii. figs. 127-128). 



2175. Cystopus tragopogonis Schroet. [Cystopus 

 ^uhicns De By. ; Uredo Candida, fi. tragopogi Pers.] . 



Mid W. — Leeds, on goatsbeard (Lees' FL). 



