title: Ethnobotany and diversity of Citrus spp. (Rutaceae) as a source of “Kem-kem” traditional medicine used among the Karo sub-ethnic in North Sumatra, Indonesia
abstract: The Karo sub-ethnic is one of five Batak sub-ethnicities in the Karo Regency, North Sumatra Province, Indonesia. They are famous for their local knowledge about the traditional use of medicinal plants to treat various diseases. The "Kem-kem" traditional medicine is one of the traditional healing practices that involve using plants passed down through generations from their ancestors. One of the plant genus group in the Rutaceae family utilized in the traditional "Kem-kem" healing practice is a c
journal: Heliyon