vi Contents, 



PAGE 



Notes on the Morphology and Biology of Hydnora 



africana, . Thunb. By R. Marloth. . -. . 465 



On some Physical Problems in South Africa (Presidential 



Address). By J. C. Beattie. ... 1 



ADDENDUM. 



P. 167. Footnote. This is M. pubescens, Haw. 



ERRATUM. 



P. 385, line 6 from the bottom, for " Pegolettia dentata, &c," read "Iphiona 

 dentata, Bolus, n. sp." (Compositae-InuloideaB.) 



P. 385, line 5 from the bottom, for "P." read "I." 



P. 386, line 18, for "In floral structure nearest to, &c," read "Nearest to 

 I. baccharidifolia, Bentli. & Hook. /"., distinct by its much narrower and more 

 deeply-toothed leaves, much more numerous, narrower and acuminate involucral 

 scales, and by its silky achenes. It appears to be rare." 



P. 407, line 10, for rig. 1 read fig. 2. 



P. 407, line 12, for fig. 2 read fig. 1. 



P. 411, line 42, for "Iniel" read "Pniel." 



