Smoke medicine is huge and explored in an essay entitled The Prayer of Transcendent Smoke. Smoke, in my estimation, is a practitioner’s dream. You can find a list of well over a hundred species used as smoke medicine in the Appendix that is found in the Essays menu. The list is long and comprehensive and includes species not only for fire making tools and fire wood, but species associated with strength, endurance, prosperity, magic, protection, exorcism, purfication and many other things associated with ritual doctoring. Please visit Essays for the entire text.