Indo-Malay Islands. 149
connection with the continent of Asia; and a still more extraordinary and more ancient connection with Australia has been indicated by Mr. Lowa s collections from the summit of Kini-balou, the loftiest mountain in Borneo.
Plants have much greater facilities for passing across arms of the sea than animals. The lighter seeds are easily carried by the winds, and many of them are specially adapted to be so carried. Others can float a long time unhurt in the
GBAMMATOPHYLLUM, A GIGANTIC ORCHID.
water, and are drifted by winds and currents to distant shores. Pigeons, and other fruit-eating birds, are also the means of distributing plants, since the seeds readily germinate after passing through their bodies. It thus happens that plants which grow on shores and lowlands have a wide distribution, and it requires an extensive knowledge of the species of each island to determine the relations of their floras with any approach to accuracy. At present we have no such complete knowledge of the botany of the several isl-