FLAGELLATES AND ALOvE OF THE BTTIMTNCtHAM DISTRICT 23 



Q. Pulvisculus (Miill.) Ehrenb. 5, 6. 



WK. Berkswell ; Lapvvorth. ws. King's Norton. 



C. Deharyana Gorosch. 2, 5, 6, 10. 



WK. Pond at Sutton Coldfield. ws. King's Norton ; Hartlebury 

 Common. ST. Himley Park. 



C. communis Snow. 



ws. In soil, Chadwick. New to Britain ; see Bristol, in Annal. 

 Bot. 1920, p. 72, with text-figs. 



C. intermedia Chod. 4-6. 



WK. In small farm-pond, Harborne. 



C. monadimi Stein ( = 0. Braunii Gorosh.). 2. 



ws. Quinton, with anisogamous gametes and zygotes. The 

 remarkable gametes of this species have not previously been recorded 

 for this country, W. J. H. 



C gig ant ea Dill. 



WK. [Harborne, W, J. ^.] 



C. variabilis Dang. 2, 4. 



WK. In a small pond, Studley (forma anglica') ; see West, .lourn. 

 Bot. 1915, p. 76, fig. 2, a-e. ws. Quinton; World's End, Harborne. 



a glohulosa Perty. 4, 5, 10, 11. 



WK. Longmoor Pool, Sutton Park ; in moat, Earlswood ; Coleshill. 

 See West, Journ. Bot. 1915, p. 74, Eg. 1, d-f. 



C.palatina Schmid. (Ber. Deutsch. Bot. Ges. 1903, xxi. 352). 3, 4. 



WK. Harborne, in a small farm-pond. New to Britain. 



C. i^hiristigma Bristol, in Annal. Bot. 1920, p. 72, with text-figs. 



ST. In soil, Sedgley. 



G. reticulata Gorosh. 



WK. In ponds, Berkswell. New to Britain ; see West, Journ. 

 Bot. 1915, p. 74. 



G, microscopica G. S. West in Journ. Bot. 1916, p. 1 (=G. 

 gracilis G. S. West, /. c. 1915, p. 77, fig. 2, f-i, non Snow, 1903). 

 4, 5. 



WK. In a boggy spring, Sutton Park. 



G. elegans G. S. West, /. c. 1915, p. 77, fig. 2, j-o. 5. 



WK. In a rain -pool, Sutton Park. 



a Grovei G. S. West, I. c. 1916, p. 6, fig. 4. 6, 7. 



WK. In a water-butt, Studley Castle, in two successive years, 

 ws. In a drinking-trough for horses, Dunhampstead. 



This minute Alga has been found also at Cambridge ; in all cases 

 it occurred in great quantity, and Avas unaccompanied by any filiform 

 Alga whatever. 



POLTTOMA Ehr. 



P. Vvella Ehr. 5. 



ws. King's Norton, W. J. H. ST. Great Barr Park. 



Phacotus Perty. 

 P. lenticularis Stein. 6. 

 WK. Berkswell. 



Pteromonas Selig. 



P. angulosa (Cart.) Dang. 10. 



WK. In ponds, Berkswell; see West, Journ. Bot. 1916, p. 7, 

 fia'. 5. 



