Dryad's TreesDruid Utility 16
Two ancient trees spring up. You and your allies can move from one tree to the other with a single step.
Daily ✦ Conjuration, Primal, Teleportation
Minor Action Close burst 20
Effect: You conjure two trees in two unoccupied squares in the burst. Each tree occupies 1 square and must be on a solid surface. The trees last until the end of the encounter. When adjacent to either tree, you and your allies can each use a move action to teleport to a square adjacent to the other tree.
Published in Primal Power, page(s) 47.