Barkskin
SRD Content
Level 2 Transmutation
Casting Time: Bonus Action
Range: Touch
Components: V, S, M (a handful of bark)
Duration: 1 hour
Classes: Druid, Ranger
You touch a willing creature. Until the spell ends, the target's skin assumes a bark-like appearance, and the target has an Armor Class of 17 if its AC is lower than that.