PRESIDENTIAL ADDRESS. 



By J. H. Maiden, 



Government Botanist and Director of the Botanic Gardens,. 



Sydney. 



[Delivered to the Royal Society of N. S. Wales, May 1, 1912.] 



SYNOPSIS : Page. 



I. Introductory ... ... ... ... ... .-? 2 



II. Necrology : 



1. Sir Joseph Hooker, Honorary Member ... 3 



2. Lord Lister, Honorary Member ... ... 6 



3. Brief memories of Baron von Mueller ... 8 

 4 Our local death-roll ... ... ... ... 11 



5. Portraits of Scientific men of New South Wales IT 



III. Local Societies and Scientific Gatherings : 



1. The Melbourne Meeting of the Australasian 



Association for the Advancement of Science 20' 



2. The forthcoming Australasian Meeting of the 



British Association ... ... ... ... 20' 



3. The sequence of early scientific and allied 



societies in New South Wales ... ... 21 



IV. Other Scientific Happenings of Broad Australian 



Interest : 



1. Northern Territory Expedition, 1911 ... 24 



2. Antarctica ... ... .,. ... ... 28 



3. The Prickly Pear 38 



V. Some Botanical Matters : 



1. The teaching of botany ... ... ... 41 



2. A plea for a botanical survey... ... ... 44 



3. New Census of New South Wales plants ... 44 



4. The use of Latin for botanical descriptions ... 47 



5. Alterations in botanical descriptions ... 48- 



A— May 1,1912. 



