Saga of the Swamp Thing v06 (2014)

This final collection of master comics writer Alan Moore's award-winning run on SWAMP THING begins across the galaxy, where the Swamp Thing's consciousness has been hurled. In his attempts to finds his way back to Earth, Swamp Thing stops over on Thanagar, home of Hawkman; Rann, home of Adam Strange; and also encounters the Green Lantern of a world of sentient plants.
Collects SWAMP THING (1982-1996) #57-64.