An ethnomedicinal survey of the plants of Maidan Valley, Lower Dir District, Khyber Pakhtunkhwa Province, Pakistan was carried out to collect and document the information available with the local people. A total of 43 ethnomedicinal taxa were identified, that were distributed among 40 genera and 31 families and utilized by the local people for the treatment of various ailments. Amongst them thirty eight taxa were Angiosperms that included thirty four Dicotyledons and four Monocotyledons. The remaining five taxa comprised of two Pteridophytes, two Gymnosperms and one Fungus. Lamiaceae was the largest family with seven taxa, Apiaceae, the second largest family with three taxa followed by Amaranthaceae, Berberidaceae, Rhamnaceae, Rutaceae and Violaceae having two taxa each. The remaining families viz.