Endemic plant species were identified on its land with many plants of high genetic and economic value. The variety of trees in Maasser el-Shouf represents an impressive diversity of forestry: to name but a few. Cedrus libani, is the symbol of Lebanon and the main significant component of the Maasser el-Shouf. Cephalaria cedrorum is endemic to Maasser only ; Gundelia tournefortii is heavily collected by people for its consuming value, its high demand and costly price ; Origanum ehrenbergii and Origanum syriacum as well as Rhus coriara are considered multipurpose species widely harvested by people and Micromeria myrtifolia highly recommended medicinal species... The flora of the Maasser Al-Shouf has been conducted by the Professor Georges Tohmé.