The use of plants by traditional communities is examined in ethnobotany studies. Ethnobotany is the study of the relationship between people in a region and plants or the interaction of local people with their environment, especially plants. The use of plants as medicines by the community, one of which is in the area of Jorong Indarung Kanagarian Aie Tajun, Lubuk Alung Regency, Padang Pariaman District. Indarung Jorong community uses plants as traditional medicine consisting of single drugs and medicinal herbs. Knowledge of medicinal plants is obtained from people who know about medicinal plants (shamans) in the area. This research uses descriptive method with observation and direct interview techniques. Observations are made by direct observation to the field and sampling according to the required criteria and interviews are conducted directly with the experts of medicinal plants (shamans) in the Indarung Kanagarian Aia Tajun. Data on how to use medicinal plants by the community is presented in table form. From the results of research on ethnobotany, medicinal plants in Jorong Indarung Kanagarian Aia Tajun, Lubuk Alung Regency, Padang Pariaman District, found as many as 106 species of medicinal plants consisting of 49 families that can treat 32 kinds of diseases. The most widely used part of medicinal plants is leaves with a percentage of 45.98%. The use of medicinal plants is used as an external medicine and internal medicine. The most commonly used internal medicine is taken while the external drug is the most widely used method, which is applied or applied.