Application of Morning Glory Flower (Ipomea purpurea) Extract for Colouring Plant Section Preparation

Background: Preparing requires colouring to clarify or sharpen various tissue parts, especially cells. The use of synthetic dyes in preparations the long term can less impact both living things and environment. study aims obtain natural from morning glory flowers at optimal temperatures pH find out feasibility coloured using Morning Glory flower extract. Method: extraction process uses a maceration method with different temperature variations 400C, 500C, 600C, 700C, 800C i.e. 3, 4, 5, 6. preparation dye concentration variations. concentrations used are 50%, 60%, 70%, 80%, 90%, 100%. Data analysis techniques descriptive percentage methods. Results: extract (Ipomoea purpurea (L.) Roth) colour dermal tissue, empulur, cortex transport beams on stems cayenne pepper plants (Capsicum frutescens L.). Conclusion: Natural be as learning medium 74% eligibility rate for preparing dyes.