SourcesSweet myrrh is a common name for the Opoponax herb most frequently found in Southern Europe and the Middle East. The oil is harvested as a gummy resin from the base of the stem.
Myrrh oil also begins as a resin harvested from the stem of the bush sometimes known as Balsamodendron. These bushes are naturally found along the coastal regions of the Arabian Peninsula and Eastern Africa.
HistoryBotanical.com notes that myrrh has played a part in various histories and myths, as a gift for the newborn Christ, as a product of the Egyptian sun god Horus' tears, and as a tool in the seduction of King Solomon.
Sweet myrrh was historically noted as part of Egyptian embalming rituals and in the traditional Jewish holy oil, also according to Botanical.com.