FLAGELLATKS .1X1) ALG.E OF THE IJrRMTXOH A M DTSTIJFCT 10 



S. Avicnla Breb. 1-5, 7-12. 



WK. Bracebridge Bool, Sutton Pai-k. ws. Stapenhall Farm, 

 King's Norton. 



Var. subarcuatuni (Wolle) West. 5, G, 11. 

 = var. verrucosiim We.st. 



WK. Plankton of Bracebridge Pool, Sutton Park (probably). 



S. denticulatum (Nag.) Arch. 5. 



ws. Halesowen. 



S. hirsutum Breb. 8, 7. 



WK. Sutton Park, A. W. Wills, ws. Hartlel)urv Common. 



S. pilosum Nag. 4, 6-12. 



w^K. Plankton of Bracebridge Pool, Sutton Park. 



^. Brebissonii Arch. 4, 7. 



WK. Loiigmoor Pool, Sutton Park ; Harbornc. 



S. poll/ 1 rich urn Perty. 7. 



WK. Longmoor Pool, Sutton Park. 



S. asperum Breb. 



WK. Sutton Park, A. TV. Wills. 



S. orhiculare Balfs. 7. 



WK. Longmoor Pool and Bog III, Sutton Park. 



This is probably var. Ralfsii W. & G. S. West. 



S.punctulafum Breb. 2-7, 10, 11. 



WK. Longmoor Pool (f. tetragona) and Bogs I and II, Sutton 

 Park ; Olton ; Berkswell ; Earlswood. ws. Stapenhall Farm, King's 

 Norton ; Westhills ; Warley ; Quinton ; Hartlebury Common. 

 ST. Bearwood ; Manley Hall, Weeford. 



Var. pygmceiDii W. & G. S. West ( = 6* pijfjmaum Breb.j. 5. 



WK. Lapworth. 



8. turgescens De Not. 7. 



WK. Longmoor Pool, Sutton Park. 



S. Meriani Reinsch. 7. 



ws. Hartlebury Common. 



S. alfenians Breb. G, 7, 10. 



WK. Plankton of Bracebridge Pool, Sutton Park. 



S. dilataiinn Ehrenb. 7. 



WK. Longmoor Pool, Sutton Park. 

 Var. ohtusilobum De Not. 3. 



WK. Bracebridge Pool, Sutton Paik. 



>S'. Bieufaniim ]ial)enh. 10. 



WK. Plankton of Bracebiidge Pool, Sutton Park. 



S. muticum Breb. 



WK. Sutton Park, A. W. Wills. 



S. curvafirm West. 10. 



WK. Plankton of Bracebridge Pool, Sutton Park. 



8. hexacerum Wittr. -1-7. 



WK. Bracebridge and Longmoor Pools, Sutton I'ark ; Ijotanical 

 Gardens, Edgbaston ; Berkswell ; Earlswood. ws. Stapenhall Farm, 

 King's Norton. 



S. muricatum Breb. 7. 



WK. Longmoor Pool, Sutton Park. 



JOURXAL OF BOTAXY, DeCEMEFR, 1920. i SlPPLEMEXT III.] e 



