194 YORKSHIRE NATURALISTS' UNION. 



Var. ventricosa Grun. 

 S.W. — Hatfield district ; Doncaster town water (M. H. Stiles). 



Var. undulata (W. Sm.) Ralfs. 



[Syn. Htmantidiuni undulatuin W. Sm.J. 

 S.W.— Roche Abbey (M. H. Stiles). CuUingworth. 

 Mid W. — Blubberhouses (\V. B. Turner). Hawksworth 

 (E. Hunter). Whernside. Adel Dam. Baildon. 

 N.E. — Goathland. NearScarborough. Saltersgate (G. Norman.) 



945. Eunotia Faba (Ehrenb.) Grun. 



[Syn. Himantiditaii Soleirolei Kiitz.]. 

 S.W.— Kildwick. Ogden Clough. 

 Mid W. — Ingleton. 

 N.\\'. — Cotterdale. 

 N.E.— Ingleby. 



646. Eunotia Veneris Kiitz. [Syn. E. incisa Greg.]. 

 S. W.— Ogden Clough. Near Shipley. 

 Mid W. — Giggleswick Common. 

 N.W.— Mickle Fell. 

 N.E. — Carlton Bank. 

 S.E. — Riccall Common. Skipwith Common. 



947. Eunotia praenipta Ehrenb. 

 Var. bidens (Ehrenb.) Grun. 



[Syn. E. bidens (Ehrenb.) W. Sm.]. 

 Mid W. — Holden Gill, near Keighley. 

 S.E. — Riccall Common. Newsholme, near Howden. 



948. Eunotia monodon Ehrenb. 



S.W.— Roche Abbey (M. H. Stiles; J. N. Coombe). 

 N.^V.— Mickle Fell. 



949. Eunotia robusta Ralfs. 

 Var. tetraodon V.H. 



S.^\^ — Doncaster town water (M. H. Stiles). 

 N.E.^— Strensall. Lockton. 



950. Eunotia triodon Ehrenb. 

 Mid W.— Roundhay (W. B. Turner). 



Trans. V.N.U., 1901 (pub. July 1901). Bot. SerieSi Vol. 5, 



