VI CONTENTS OF THE INTRODUCTORY ESSAY. 



PAGE 



The Doctrine of Genetic Resemblance xxtf 



Concluding Remarks on the speculative aspect of the whole subject xxvi 



ON THE FLORA OE AUSTRALIA. 



§ 1. 



General Remarks. 



Peculiarities of the Flora xxvii 



False impressions of the amount and value of these peculiarities, and general agreement of Flora with others xxviii 



§2. 

 Estimate of the Australian Flora, and general remarks on the Classes and Orders, their number, distribution, 



and affinities xxx 



On the Australian Distribution of Natural Orders 



xxxm 



§4. 

 On the Genera of the Australian Flora xxxvi 



§ 5. 



On the Tropical Australian Flora xxxviii 



Comparison with the Lrdian, African, etc., Floras xli 



List of Indian Plants in Australia xiii 



§6. 



On the Flora of Extratropical Australia 1 



Comparison and Contrasts of South-eastern and South-western Floras lii 



§7- 

 On the Flora of the countries round Spencer's Gulf k 



On the Tasmanian Flora lvi 



Table of Distribution of Tasmanian Plants lvii 



On the New Zealand and Polynesian features of Australian Vegetation kxxvi 



§ 10. 

 On the Antarctic Plants of Australia lxxxix 



