* * * * “all that territory or tract of ground” * * * “extending from the North end of the Island called Lucke-Island, which lieth in the Southern Virginia Seas and within six and thirty degrees of the Northern Latitude, and to the West as far as the South Seas, and so southerly as far as the river St. Matthias, which bordereth upon the coast of Florida, and within one and thirty degrees of Northern Latitude, and so West in a direct line as far as the South Seas aforesaid;” * * * *