In the present study, the riparian flora of district Bajaur, Khyber Pakhtunkhwa, Pakistan, was documented. The entire area was surveyed in 2022 and a total of 65 species belonging to 34 families were collected. Family Asteraceae was found as the most dominant contributing 10 species (15.3 %), followed by the Poaceae with 7 species (10.76%), Salicaceae with 4 species (6.15%), Moraceae, Euphorbiaceae, Amaranthaceae and Solanaceae with 3 species (4.61%) each. The habit of the flora was dominated by herbs with 46 species (70.76%) followed by trees with 13 species (20%) and shrubs with 6 species (9.32%). The characteristic life form of the flora was therophytes with 33 species (50.76%) and the leaf size class was nanophyll (23 species). The majority of plants (41 species) bloom in the spring season. This is the first-ever report from the area and the collected information may help different researchers in the identification of plants in the nearby riparian ecosystem.

Keywords: Floristic composition, habit, biological spectrum, phenology, monsoon