673 NOTES ON THE NATIVE FLORA OF NEW 80UTH WALES. Part x. The Federal Capital Territory. By R. H. Cambage, F.L.S. (Plates Ixxi.-lxxiv.) (Continued from Thesp Proceedings, 191^2, p.6ol.) Synopsis. Area and Situation .. . Early Explorers in the Locality ... Elevation and Topography Geological Formations Climate and Rainfall Absence of Trees from Canberra Plains . Insect-Action on Twigs and Buds Plants absent from the Federal Territory General Remarks on Various Species List of Plants Comparison with Tasmania Area and Situation. The Federal Capital Territory contains an area of about 900 square miles, and is situated between latitude 35° and 36° south. Its greatest length north and south is upwards of 50 miles, while its average width is under 20 miles. Early Explorers in the Locality. The first explorer to reach the Federal Capital Territory was Charles Throsby, of Bong Bong and Glenfield, and he was pro-bably accompanied by Joseph Wild, a constable of the district of Argyle, and a notable bushman, who discovered Lake George, not many miles distant, on 19th August, 1820. ^3