Taxonomic Studies of genus Commiphora growing in AL-Bahah,Saudi Arabia

In this book we studied five species of genus Commiphora, which are growing in Al-Bahah region, in the southwestern part of the kingdom of Saudi Arabia. Species are defined by: C. gileadensis, C. habessinica, C. kataf, C. myrrha, C. quadricincta. The results of the study are measured by three aspects including morphological characters, anatomical characters, and biochemical studies, for three parts of each plant species namely by stems, leaves, and resins. Of my Thesis "Dr. Nahed Mourad Waly (supervisor) was helping me with the morphology and anatomy parts. Moreover, I achieved with Dr. Enas Danial (supervisor) to antioxidant activities inhibition % of DPPH and total phenolic content for stems, leaves, and resins of five commiphora species.