Camouflaged (3.5e Feat)
From D&D Wiki
You trained to imitate structures and surfaces.
Prerequisite: any woodland,Hide 3 ranks
Benefit: When wearing light or scale armor, you can blend into the surroundings, except for urban surroundings. This grants you concealment, which means attacks against you have a 75% miss chance and you don't need cover for Hide checks. This feat also grants a +2 bonus to stealth checks.