Prof. Mahmoud Yaish

Department of Biology, College of Science

Oman’s vegetation cover is one of the Sultanate of Oman's most important components of natural wealth, distinguishing the Omani environment and giving it unique ecological diversity. Plants are not merely part of the country’s beautiful natural landscape; they are fundamental to the lives of both humans and animals, serving as a primary source of food and medicine and contributing to various industries, perfumes, and long-standing social traditions.

Oman is distinguished by its rich botanical diversity, made possible by its varied geography. From the mountains and valleys of the north to the plains and coastlines of Al Wusta, and further to the Dhofar mountains with their seasonal climate, ecosystems shift significantly, bringing with them a remarkable variety of plant species. As a result, the Sultanate is home to hundreds of native plants that thrive in mountains, wadis, oases, coastal zones, and desert landscapes, making Oman a country exceptionally rich in biodiversity.

Among this natural wealth, medicinal plants stand out as a valuable health and economic resource. Oman is home to more than four hundred plant species used in folk medicine and traditional healing practices. These plants have long been constructed into the fabric of Omani society, where they have been used for generations to treat a wide range of illnesses and health conditions. Today, these species continue to attract the attention of researchers due to their promising potential for the development of medicines and therapeutic products. Omani frankincense, in particular, remains one of the most prominent examples of plants with both medicinal and economic significance, given its historical importance and its well-known therapeutic and aromatic uses locally and internationally.

Despite this importance, Oman’s vegetation cover faces growing challenges that require serious and coordinated action. Some rare and medicinal species are increasingly threatened by overgrazing, indiscriminate uprooting, urban expansion, and the impacts of climate change and drought. In addition, certain plants are vulnerable to illegal transport and trade, placing their long-term survival in their natural habitats at risk.

This highlights the importance of accurate scientific identification of plants, particularly medicinal species, to ensure their proper use and protection from depletion. Reliance on visible morphological traits alone may not always be sufficient, especially during the early stages of plant growth. For this reason, modern scientific methods such as genetic barcoding are playing an increasingly important role in supporting conservation efforts, monitoring plant movement across border checkpoints, and reducing the smuggling of rare or threatened species.

Protecting Oman’s vegetation cover is not merely an environmental concern; it is a national priority closely tied to public health, food security, cultural identity, and the sustainability of natural resources. Every protected tree and every preserved medicinal plant represents an investment in the nation’s future. Raising public awareness of the value of Omani plant life and the need to conserve it is, therefore, an essential step towards ensuring this natural treasure endures for generations to come.