Most of them are natives of the Old World, and chiefly of its eastern division, but several inhabit the western portion of North America, and one, C. githagineus (of which there seem to be at least two local races), is an especial native of the deserts, or their borders, of Arabia and North Africa, extending even to some of the Canary Islands - a singular modification in the habitat of a form which one would be apt to associate exclusively with forest trees, and especially conifers.
Thus the Wall of Hadrian in north England (see Britain: Roman) is now sometimes styled the Limes Britannicus, the frontier of the Roman province of Arabia facing the desert the Limes Arabicus and so forth.
He wrote a romance, Hermann Agha (London, 1872), A Narrative of a Year's Journey through Central and Eastern Arabia (London, 1865), Essays on Eastern Questions (London, 1872), and other works.
NABATAEANS, a people of ancient Arabia, whose settlements in the time of Josephus (Ant.
Xxv.) gave the name of Nabatene to the border-land between Syria and Arabia from the Euphrates to the Red Sea.