if\V\ 



W. WKST AND G. S. WEST : ALGA-FI,ORA OF YORKSHIRE. 



ST 



S.W.— Goole (W. G. Tacey). Hatfield Chase (J. M. Kirk). 

 Drax (H. F. Parsons). Askern. Morley. Denholme. Hebdcn 

 Bridge. Heaton. 



Mid W.— Adel Bog (W. B. Turner). Baildon. Rombald's 

 Moor. Ilkley. Farnley. Bolton Woods. Harrogate (J. M. Kirk). 

 Staveley Dam, near Knaresborough. Holden Ghyll, near 

 Keighley. Near Settle. Malham Tarn. Cocket Moss, near 

 Giggleswick. Moughton Fell. Penyghent. Buckden. Ingleton. 



N.W. — Sedbergh and Cautley Spout. Mickle and Cronkley 



Fells. 



N.E.—Thirkleby Park (W. B. Turner). Staindale. Pilmoor, 

 near Thirsk. Terrington. Hayburn Wyke. 

 S.E. — Newsholme, near Howden. 



202. Closterium Ehrenberghii Menegh. 



General, but not abundant. 



S.W.— Askern. Markington ! (Rev. J. S. Tute). Wakefield 

 (VV. H. Dikes). Denholme. "Wibsey. Manningham. Armley 

 (J. Abbott). Keighley. 



Mid W. — Hawksworth near Shipley (H. F. Parsons). Adel ! 

 (J.Abbott). Baildon. Eldwick. Rombald's Moor. Near Boston 



Spa. 



Coeket Moss, near Giggleswick. Bowland Knotts. 



Horton-inTlibblesdale. Moughton Fell. 



N.W. — Great Shunnor Fell. 



N.E. — Gormire (W. B. Turner). Strensall. Pihiioor, near 

 Thirsk. Malton. Near Scarborough. 



S.E. — Newsholme, near Howden. 



203. Closterium Malinvernianum DeNot, 1865. 



[Syn. ? C. CordiiJunn Gutw., 1896]. 

 Mil) W.^ — Adel Bog (W. B. Turner). Boston Spa. Gam Fell. 

 N.E. — Pilmoor, near Thirsk. 



204. Closterium decorum Brt^b. 



Mid W.— Boston Spa. 



205. Closterium Cynthia DeNot. 



N,E. — Pilmoorj near Thirsk. Carlton Bank. 



ft 



