Wand of tree shape

For the duration, you assume the form of a Large living tree or shrub or a Large dead tree trunk with a small number of limbs. To all normal tests you are, in fact, a tree or shrub, although a detect magic spell reveals a faint transmutation on the tree. While in tree form, you can observe all that transpires around you just as if you were in your normal form, and your hit points and save bonuses remain unaffected. You have an AC of 20,