Ethnobotanical Study of Potentially Toxic Plants of Fez-Meknes Region, Eastern Middle Atlas, Morocco

The study surveyed the use and toxicity of medicinal plants in the Fez-Meknes region, Eastern Middle Atlas, Morocco, documenting 59 potentially toxic plants across 33 families. Data from 2020 to 2021 revealed that 31% of respondents used these plants for cosmetic purposes, 23% for minor illnesses, 15% for chronic diseases, 15% found them ineffective, and 8% each for acute illnesses and other uses. Hair loss had the highest Informant Agreement Ratio (IAR = 0.96), indicating significant use for this condition. The study underscores the need for further research on plant toxicity to determine safe usage levels.