Gymnosporia dhofarensis, commonly known as the Dhofar Spikethorn, is a species of flowering plant in the Celastraceae family. This shrub or small tree is endemic to the Dhofar region of Oman, a unique mountainous area on the southern coast of the Arabian Peninsula. Its significance lies in its adaptation to the specific environmental conditions of this region, contributing to the biodiversity of its native habitat. The Dhofar Spikethorn typically presents as a dense, thorny shrub or a small, sparsely branched tree, reaching heights of up to 5 meters. Its growth habit is often characterized by its spiny branches, a common adaptation for protection in arid or semi-arid environments. The leaves are simple, alternate, and leathery, often ovate to elliptic in shape, with margins that can be entire or finely toothed. These leaves are typically a glossy green, providing a striking contrast against the often rugged landscape. The bark is usually smooth on younger branches, becoming rougher and fissured with age. Flowering occurs with small, inconspicuous flowers that are typically greenish-white or yellowish. These flowers are borne in axillary clusters. Following successful pollination, the plant produces small, capsular fruits. These fruits are often globose and turn from green to a reddish-brown or black as they mature, typically splitting open to reveal small seeds. The presence of thorns is a defining characteristic, with sharp, woody spines emerging from the branches, serving as a defense mechanism against herbivores. Gymnosporia dhofarensis is found in its native range in the Dhofar mountains, specifically in wadis, along rocky slopes, and in areas with seasonal rainfall. It thrives in well-drained soils and can tolerate a range of conditions, from full sun to partial shade. While its cultivation outside its native region is not widespread, its adaptations suggest it would likely prefer warm, dry climates with good drainage. Ecologically, the Dhofar Spikethorn plays a role in its local ecosystem, providing habitat and potentially food sources for native fauna. Its thorny nature offers protection for smaller animals and birds. While specific documented uses in traditional medicine, cuisine, or economic applications are not widely reported in scientific literature, many species within the Gymnosporia genus have historical uses. The plant's resilience and unique adaptations to the Dhofari environment make it an interesting subject for botanical study, highlighting the specialized flora of this distinct region. Its spiny structure and leathery leaves are key adaptations for survival in its semi-arid, mountainous homeland.