This book investigates the depth and validity of traditional African plant knowledge, challenging perceptions of it being unsystematic. It presents an interdisciplinary ethnobotanical study, integrating linguistics, botany, and anthropology, to provide an in-depth account of the Digo people's daily knowledge and conception of the plant world. The research explores plant description, naming, identification, and classification, alongside their application in agriculture and healing, offering evidence that unwritten traditional knowledge is coherent and systematic.

The book is presented as an exploration of ethnobotanical study, combining multiple disciplines to understand traditional plant knowledge. It focuses on the Digo people as a representative example of African ethnic groups, aiming to demonstrate the systematic nature of their unwritten knowledge. The coverage extends to plant applications in agriculture and healing, suggesting a comprehensive view of the subject.