“…It makes sense to investigate the chemical components of plants in order to screen them for the creation of innovative medicines and to determine the scientific basis for their traditional usage. Yemenis have long used plants to treat a variety of medical, physiological, mental and social illnesses, however, few scientific studies have been done on these plants [13,14,15] . The plant Actiniopteris semiflabellata Pic-Ser, (Actinopteridaceae) grows in many parts of Yemen such as Tihama foothills, Hagda, Ibb, al Baydha, Hajjah, and Socotra [16] .…”