VOLUME 27, NUMBER 4. 
JUNE, 1953. 
The South- Australian 
NATURALIST 
A Quarterly Journal of Natural History 
published by 
THE FIELD NATURALISTS' SECTION 
of the 
ROYAL SOCIETY OF SOUTH AUSTRALIA (INC.) 
# * # 
Hon. Editor - - - NOEL LOTHIAN 
Club founded 1883 — S.A. Naturalist 1919 
The author is responsible for the facts recorded. 
# # # 
CONTENTS: 
PROCEEDINGS 
HARDINESS OF AUSTRALIAN PLANTS 
AUSTRALITES AND OTHER TEKTITES— C. Fenner 
NEW SOUTH AUSTRALIAN FLORA RECORDS 
Argemone mexicana var ochroleuca 
Corybas unguiculatus 
AN INTERESTING MARINE SPIDER— H. Womersley 
EXCURSIONS 
Port Gawler 
Aldinga — Easter Camp 
Gawler Ranges 
RULES AND BY-LAWS 
LIST OF MEMBERS 
# # * 
Page 
49 
53 
55 
62 
63 
65 
70 
77 
PRICE 3/-, post free 
Obtainable from Hon. Magazine Secretary— 3 Martindale Avenue, 
Toorak Gardens, South Australia. 
Registered at the G.P.O., Adelaide, for transmission through the post as a periodical. 
Specialty Printers Limited, 155 Waymouth Street, Adelaide 
