In the Green Star's Glow

He was Karn, the savage of the sky-high trees. He was protector and defender of the princess Niamh, whose very city was lost in the mapless jungles of the world under the Green Star.
But he was also an Earthling, whose helpless body lay in suspended animation in a guarded mansion in New England. It was his alien mind that drove Karn through perils that no other wold dare...
In the Green Star's Glow is a science fantasy novel in the tradition of Edgar Rice Burroughs. Written by American author Lin Carter, it is the final book in his Green Star series. It was first published in 1976.