Barkskin

TransmutationLevel: Drd 2, Rgr 2, Plant 2
Components: V, S, DF
Casting Time: 1 standard action
Range: Touch
Target: Living creature touched
Duration: 10 min./level
Saving Throw: None
Spell Resistance: Yes (harmless)

Barkskin toughens a creature's skin. The effect grants a +2 enhancement bonus to the creature's existing natural armor bonus. This enhancement bonus increases by 1 for every three caster levels above 3rd, to a maximum of +5 at caster level 12th.