A Check List of the Flora of Yanbu Province, Saudi Arabia

This is the first inventory regarding the study of the floristic composition of Yanbu providence (the study area). Yanbu is located on the western coast of Kingdom of Saudi Arabia (KSA) along the eastern shore of the Red Sea. The current study aimed to inventory and document the flora of Yanbu province during a field survey conducted between January – march 2025. A total of 50 species belong to 46 genera and 21 families were inventoried. A number of 44 species were Dicotyledonous belong to 18 genera and 18 families while 6 species were monocotyledonous belong to 7 genera and 3 families. The most represented families were Lamiaceae followed by Amaranthaceae, Poaceae, Fabaceae and Zygophyllaceae. Herbs comprise the predominant type of growth habit followed by shrubs, trees and vines (twinners) respectively. Sandy soils were the most plant habitat occupied by plant species in the study area, followed by arid area and others habitats. The study enriched the botanical records of Saudi Arabia and offers a baseline for future ecological and conservation research.