

*..; 



LIST OF PLATES. 



PLATE 

 I. 



II. 



III. 



IV. 



V. 



VI. 



VII. 

 VIII. 



IX.-XXIV. 

 XXV.-XXIX. 



XXX. 



XXXI-XXXIII. 

 XXXIV. 

 XXXV. 



Lobelia Tysonii Phillips. Anthrixia font-ana MacOwan. 



Blepharis espinosa Phillips. Utricularia hu mills Phillips. 

 ( Lotononistrisegmentata Phillips. WahlenbergiadfpressaW.& E. 

 \ Lobelia aquatica Phillips. 



Euryops Annae Phillips. 



fHeliophila liuxuticu Phillips. Psammotropha androsacea Fenxl. 

 I Wahlenbergia basutica Phillips. IF. depressa W. & E. 

 (Helichrysum calocephalum Schltr. H. rndnii Sp. Moore. 

 \Crepi-s polyodon Phillips. H. chionosphaerum D.C. 



Map of Basutoland. 



Map of South-West Africa. 



South African Volvox. 



ggas. 



Volvox gigas and africanus. 

 Volvox africaimx. 



Volvox rousseletii forma griquaensis. 

 Volvox roussehtii forma griquaensis and Kirchneridla africana. 



XXXVI-XXXVII. Sphaerocystis poweri. 

 XXXVIII-XLIX. Volvox in South Africa. 



XI 



