300 Transactions of the South African Philosophical Society. 



^ inch wide, membranous, containing numerous macro- 

 spores or microspores. Microspores white, 3-ridged, 

 tubercular. 

 In ponds around East London, and in the Victoria Park, 

 East London. First found by Mr. W. H. Wormald, 

 December, 1893 (T. E. Sim 1567). 



209. Marsilia Burchellii, A. Br. 



" Cape Colony as far north as the Transvaal " (Baker, " Eern 

 Allies," 144). 



210. Marsilia biloba, Willd. 



East (F. of S. A.). 



211. Marsilia capensis, A. Br. 



West, East, Kaffraria, Natal (F. of S. A.). 



212. Marsilia macropoda, Presl. 



Cape, Kaffraria, and Natal (F. of S. A.). 



Transvaal : — Pretoria (Dr. Eehmann). Mooi Eiver ditches 



at Potchefstroom (Burtt-Davy 1027). 

 Variety, Springbokflats, common in vleys (Burtt-Davy 1746). 



