Preferably one that will hold at least a quart of water. A Good teapot for simmering mixtures. I use one from a chinese import store that has done me well. A notebook of some sort to record the information in as you go, both successes and failures. White linen-style bandages.
Some ace bandages are also useful in the long run.
A metal brazier of some sort, or a metal container that can withstand heavy useage and heat from within or without, useful for several things including the making of your own incenses. Shortly you should see a list of books that I have read from in the past that I consider useful, build from this as a starting point to others and to your teachers help. Thats it to start, you'll pick the rest up as you go. Take your time studying, take lots of notes, compare your sources and your own personal results on each herb and on herbal mixtures of any kind.