primeval forest

After entering the great primeval forest Mr. Lloyd went west for five days without the sight of a Pygmy.

How deeply they would penetrate into the primeval forest or away from the river valleys is still a question.

The uppermost edge of Rainier's dark primeval forest ends at timber-line in peninsulas, bays, and islands.

At some portions of the voyage the flotilla seemed to be steaming through the primeval forest.

Behind the houses were rude, half-cleared pastures, and behind these again, the primeval forest.