Boswellia sacra (frankincense) (olibanum) tree, Sultanate of Oman, Arabian Peninsula

boswellia sacra frankincense olibanum tree arid landscape arabian peninsula desert nature dry climate resilience rocky terrain green leaves traditional medicine essential oils indigenous species aromatic resin sacred plant biodiversity ecosystem herbal remedies cultural significance spirituality environmental adaptation botany agriculture bark habitat herbalism historic trade natural resources flora ancient practices conservation