This course explores the principles of genetic classification and identification in Cannabis sativa, focusing on the relationship between genotype, phenotype, and chemotype. Students will examine the historical and modern challenges of classifying cannabis, including misnaming and inconsistent naming conventions. Topics include the definitions and relevance of strains, cultivars, varieties, and landraces, as well as the limitations of current grouping methods in the cannabis industry. By understanding the importance of accurate genetic and chemical classification, students will appreciate its role in breeding, product consistency, and meeting the needs of medical cannabis users.